2019 GMC Sierra 2500 HD Oil Type & Capacity

The 2019 GMC Sierra 2500 HD oil type depends on the engine: the 6.0L takes 5W-30 (6.0 quarts qt with filter); the 6.6L takes 15W-40 (10.0 quarts qt with filter); the Base, 2D Pickup, Gas takes 5W-30 (6.0 quarts qt with filter); the Base, 2D Pickup, Gas/Ethanol takes 5W-30 (6.0 quarts qt with filter); the Base, 4D Pickup Extra Cab, 4WD, Gas takes 5W-30 (6.0 quarts qt with filter); the Base, 4D Pickup Extra Cab, 4WD, Gas/Ethanol takes 5W-30 (6.0 quarts qt with filter); the Base, 4D Pickup Extra Cab, RWD, Gas takes 5W-30 (6.0 quarts qt with filter); the Base, 4D Pickup Extra Cab, RWD, Gas/Ethanol takes 5W-30 (6.0 quarts qt with filter); the SLE, 4D Pickup Extra Cab, 4WD, Gas takes 5W-30 (6.0 quarts qt with filter); the SLE, 4D Pickup Extra Cab, 4WD, Gas/Ethanol takes 5W-30 (6.0 quarts qt with filter); the SLE, 4D Pickup Extra Cab, RWD, Gas takes 5W-30 (6.0 quarts qt with filter); the SLE, 4D Pickup Extra Cab, RWD, Gas/Ethanol takes 5W-30 (6.0 quarts qt with filter); the SLT, 4D Pickup Extra Cab, 4WD, Gas takes 5W-30 (6.0 quarts qt with filter); the SLT, 4D Pickup Extra Cab, 4WD, Gas/Ethanol takes 5W-30 (6.0 quarts qt with filter); the SLT, 4D Pickup Extra Cab, RWD, Gas takes 5W-30 (6.0 quarts qt with filter); the SLT, 4D Pickup Extra Cab, RWD, Gas/Ethanol takes 5W-30 (6.0 quarts qt with filter), per the factory service manual.

Factory-spec answer

It depends on the engine:

6.0L: 5W-30, 6.0 quarts with filter
6.0L: 5W-30, 6.0 quarts with filter
6.0L: 5W-30, 6.0 quarts with filter
6.0L: 5W-30, 6.0 quarts with filter
6.0L: 5W-30, 6.0 quarts with filter
6.0L: 5W-30, 6.0 quarts with filter
6.0L: 5W-30, 6.0 quarts with filter
6.0L: 5W-30, 6.0 quarts with filter
6.0L: 5W-30, 6.0 quarts with filter
6.0L: 5W-30, 6.0 quarts with filter
6.0L: 5W-30, 6.0 quarts with filter
6.0L: 5W-30, 6.0 quarts with filter
6.0L: 5W-30, 6.0 quarts with filter
6.0L: 5W-30, 6.0 quarts with filter
6.0L: 5W-30, 6.0 quarts with filter
6.0L: 5W-30, 6.0 quarts with filter
6.0L: 5W-30, 6.0 quarts with filter
6.0L: 5W-30, 6.0 quarts with filter
6.0L: 5W-30, 6.0 quarts with filter
6.0L: 5W-30, 6.0 quarts with filter
6.0L: 5W-30, 6.0 quarts with filter
6.0L: 5W-30, 6.0 quarts with filter
6.0L: 5W-30, 6.0 quarts with filter
6.0L: 5W-30, 6.0 quarts with filter
6.6L: 15W-40, 10.0 quarts with filter
6.6L: 15W-40, 10.0 quarts with filter
6.6L: 15W-40, 10.0 quarts with filter
6.6L: 15W-40, 10.0 quarts with filter
6.6L: 15W-40, 10.0 quarts with filter
6.6L: 15W-40, 10.0 quarts with filter
6.6L: 15W-40, 10.0 quarts with filter
6.6L: 15W-40, 10.0 quarts with filter
Base, 2D Pickup, Gas: 5W-30, 6.0 quarts with filter
Base, 2D Pickup, Gas/Ethanol: 5W-30, 6.0 quarts with filter
Base, 4D Pickup Extra Cab, 4WD, Gas: 5W-30, 6.0 quarts with filter
Base, 4D Pickup Extra Cab, 4WD, Gas/Ethanol: 5W-30, 6.0 quarts with filter
Base, 4D Pickup Extra Cab, RWD, Gas: 5W-30, 6.0 quarts with filter
Base, 4D Pickup Extra Cab, RWD, Gas/Ethanol: 5W-30, 6.0 quarts with filter
SLE, 4D Pickup Extra Cab, 4WD, Gas: 5W-30, 6.0 quarts with filter
SLE, 4D Pickup Extra Cab, 4WD, Gas/Ethanol: 5W-30, 6.0 quarts with filter
SLE, 4D Pickup Extra Cab, RWD, Gas: 5W-30, 6.0 quarts with filter
SLE, 4D Pickup Extra Cab, RWD, Gas/Ethanol: 5W-30, 6.0 quarts with filter
SLT, 4D Pickup Extra Cab, 4WD, Gas: 5W-30, 6.0 quarts with filter
SLT, 4D Pickup Extra Cab, 4WD, Gas/Ethanol: 5W-30, 6.0 quarts with filter
SLT, 4D Pickup Extra Cab, RWD, Gas: 5W-30, 6.0 quarts with filter
SLT, 4D Pickup Extra Cab, RWD, Gas/Ethanol: 5W-30, 6.0 quarts with filter

Oil capacity by engine

Engine	Oil Type (viscosity)	Capacity w/ Filter	Capacity w/o Filter	Notes
6.0L — Base, 4D Pickup Crew Cab, 6.0L Eng VIN B, 4WD, Gas/Ethanol, 6.0L Eng	API - SAE 5W-30	6.00 QTS.	5.50 QTS.	Use only engine oil licensed to the dexos1 specification, or equivalent. ACDelco dexos1 Synthetic Blend is recommended. Failure to use the recommended engine oil or equivalent can result in engine damage not covered by the vehicle warranty. Check to be sure the oil is approved to the dexos1 specification. For areas of extreme cold, where temperatures fall below -20Deg.F (-29Deg.C), it is recommended a SAE 5W-30 synthetic oil or a SAE 10W-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 10W-50.
6.0L — Base, 4D Pickup Crew Cab, 6.0L Eng VIN B, 4WD, Gas/Ethanol/CNG, 6.0L Eng	API - SAE 5W-30	6.00 QTS.	5.50 QTS.	Use only engine oil licensed to the dexos1 specification, or equivalent. ACDelco dexos1 Synthetic Blend is recommended. Failure to use the recommended engine oil or equivalent can result in engine damage not covered by the vehicle warranty. Check to be sure the oil is approved to the dexos1 specification. For areas of extreme cold, where temperatures fall below -20Deg.F (-29Deg.C), it is recommended a SAE 5W-30 synthetic oil or a SAE 10W-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 10W-50.
6.0L — Base, 4D Pickup Crew Cab, 6.0L Eng VIN B, RWD, Gas/Ethanol, 6.0L Eng	API - SAE 5W-30	6.00 QTS.	5.50 QTS.	Use only engine oil licensed to the dexos1 specification, or equivalent. ACDelco dexos1 Synthetic Blend is recommended. Failure to use the recommended engine oil or equivalent can result in engine damage not covered by the vehicle warranty. Check to be sure the oil is approved to the dexos1 specification. For areas of extreme cold, where temperatures fall below -20Deg.F (-29Deg.C), it is recommended a SAE 5W-30 synthetic oil or a SAE 10W-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 10W-50.
6.0L — Base, 4D Pickup Crew Cab, 6.0L Eng VIN B, RWD, Gas/Ethanol/CNG, 6.0L Eng	API - SAE 5W-30	6.00 QTS.	5.50 QTS.	Use only engine oil licensed to the dexos1 specification, or equivalent. ACDelco dexos1 Synthetic Blend is recommended. Failure to use the recommended engine oil or equivalent can result in engine damage not covered by the vehicle warranty. Check to be sure the oil is approved to the dexos1 specification. For areas of extreme cold, where temperatures fall below -20Deg.F (-29Deg.C), it is recommended a SAE 5W-30 synthetic oil or a SAE 10W-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 10W-50.
6.0L — Base, 4D Pickup Crew Cab, 6.0L Eng VIN G, 4WD, Gas, 6.0L Eng	API - SAE 5W-30	6.00 QTS.	5.50 QTS.	Use only engine oil licensed to the dexos1 specification, or equivalent. ACDelco dexos1 Synthetic Blend is recommended. Failure to use the recommended engine oil or equivalent can result in engine damage not covered by the vehicle warranty. Check to be sure the oil is approved to the dexos1 specification. For areas of extreme cold, where temperatures fall below -20Deg.F (-29Deg.C), it is recommended a SAE 5W-30 synthetic oil or a SAE 10W-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 10W-50.
6.0L — Base, 4D Pickup Crew Cab, 6.0L Eng VIN G, 4WD, Gas/Ethanol, 6.0L Eng	API - SAE 5W-30	6.00 QTS.	5.50 QTS.	Use only engine oil licensed to the dexos1 specification, or equivalent. ACDelco dexos1 Synthetic Blend is recommended. Failure to use the recommended engine oil or equivalent can result in engine damage not covered by the vehicle warranty. Check to be sure the oil is approved to the dexos1 specification. For areas of extreme cold, where temperatures fall below -20Deg.F (-29Deg.C), it is recommended a SAE 5W-30 synthetic oil or a SAE 10W-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 10W-50.
6.0L — Base, 4D Pickup Crew Cab, 6.0L Eng VIN G, RWD, Gas, 6.0L Eng	API - SAE 5W-30	6.00 QTS.	5.50 QTS.	Use only engine oil licensed to the dexos1 specification, or equivalent. ACDelco dexos1 Synthetic Blend is recommended. Failure to use the recommended engine oil or equivalent can result in engine damage not covered by the vehicle warranty. Check to be sure the oil is approved to the dexos1 specification. For areas of extreme cold, where temperatures fall below -20Deg.F (-29Deg.C), it is recommended a SAE 5W-30 synthetic oil or a SAE 10W-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 10W-50.
6.0L — Base, 4D Pickup Crew Cab, 6.0L Eng VIN G, RWD, Gas/Ethanol, 6.0L Eng	API - SAE 5W-30	6.00 QTS.	5.50 QTS.	Use only engine oil licensed to the dexos1 specification, or equivalent. ACDelco dexos1 Synthetic Blend is recommended. Failure to use the recommended engine oil or equivalent can result in engine damage not covered by the vehicle warranty. Check to be sure the oil is approved to the dexos1 specification. For areas of extreme cold, where temperatures fall below -20Deg.F (-29Deg.C), it is recommended a SAE 5W-30 synthetic oil or a SAE 10W-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 10W-50.
6.0L — Denali, 6.0L Eng VIN G, 4WD, 6.0L Eng	API - SAE 5W-30	6.00 QTS.	5.50 QTS.	Use only engine oil licensed to the dexos1 specification, or equivalent. ACDelco dexos1 Synthetic Blend is recommended. Failure to use the recommended engine oil or equivalent can result in engine damage not covered by the vehicle warranty. Check to be sure the oil is approved to the dexos1 specification. For areas of extreme cold, where temperatures fall below -20Deg.F (-29Deg.C), it is recommended a SAE 5W-30 synthetic oil or a SAE 10W-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 10W-50.
6.0L — Denali, 6.0L Eng VIN G, RWD, 6.0L Eng	API - SAE 5W-30	6.00 QTS.	5.50 QTS.	Use only engine oil licensed to the dexos1 specification, or equivalent. ACDelco dexos1 Synthetic Blend is recommended. Failure to use the recommended engine oil or equivalent can result in engine damage not covered by the vehicle warranty. Check to be sure the oil is approved to the dexos1 specification. For areas of extreme cold, where temperatures fall below -20Deg.F (-29Deg.C), it is recommended a SAE 5W-30 synthetic oil or a SAE 10W-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 10W-50.
6.0L — SLE, 4D Pickup Crew Cab, 6.0L Eng VIN B, 4WD, Gas/Ethanol, 6.0L Eng	API - SAE 5W-30	6.00 QTS.	5.50 QTS.	Use only engine oil licensed to the dexos1 specification, or equivalent. ACDelco dexos1 Synthetic Blend is recommended. Failure to use the recommended engine oil or equivalent can result in engine damage not covered by the vehicle warranty. Check to be sure the oil is approved to the dexos1 specification. For areas of extreme cold, where temperatures fall below -20Deg.F (-29Deg.C), it is recommended a SAE 5W-30 synthetic oil or a SAE 10W-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 10W-50.
6.0L — SLE, 4D Pickup Crew Cab, 6.0L Eng VIN B, RWD, Gas/Ethanol, 6.0L Eng	API - SAE 5W-30	6.00 QTS.	5.50 QTS.	Use only engine oil licensed to the dexos1 specification, or equivalent. ACDelco dexos1 Synthetic Blend is recommended. Failure to use the recommended engine oil or equivalent can result in engine damage not covered by the vehicle warranty. Check to be sure the oil is approved to the dexos1 specification. For areas of extreme cold, where temperatures fall below -20Deg.F (-29Deg.C), it is recommended a SAE 5W-30 synthetic oil or a SAE 10W-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 10W-50.
6.0L — SLE, 4D Pickup Crew Cab, 6.0L Eng VIN B, 4WD, Gas/Ethanol/CNG, 6.0L Eng	API - SAE 5W-30	6.00 QTS.	5.50 QTS.	Use only engine oil licensed to the dexos1 specification, or equivalent. ACDelco dexos1 Synthetic Blend is recommended. Failure to use the recommended engine oil or equivalent can result in engine damage not covered by the vehicle warranty. Check to be sure the oil is approved to the dexos1 specification. For areas of extreme cold, where temperatures fall below -20Deg.F (-29Deg.C), it is recommended a SAE 5W-30 synthetic oil or a SAE 10W-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 10W-50.
6.0L — SLE, 4D Pickup Crew Cab, 6.0L Eng VIN B, RWD, Gas/Ethanol/CNG, 6.0L Eng	API - SAE 5W-30	6.00 QTS.	5.50 QTS.	Use only engine oil licensed to the dexos1 specification, or equivalent. ACDelco dexos1 Synthetic Blend is recommended. Failure to use the recommended engine oil or equivalent can result in engine damage not covered by the vehicle warranty. Check to be sure the oil is approved to the dexos1 specification. For areas of extreme cold, where temperatures fall below -20Deg.F (-29Deg.C), it is recommended a SAE 5W-30 synthetic oil or a SAE 10W-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 10W-50.
6.0L — SLE, 4D Pickup Crew Cab, 6.0L Eng VIN G, 4WD, Gas, 6.0L Eng	API - SAE 5W-30	6.00 QTS.	5.50 QTS.	Use only engine oil licensed to the dexos1 specification, or equivalent. ACDelco dexos1 Synthetic Blend is recommended. Failure to use the recommended engine oil or equivalent can result in engine damage not covered by the vehicle warranty. Check to be sure the oil is approved to the dexos1 specification. For areas of extreme cold, where temperatures fall below -20Deg.F (-29Deg.C), it is recommended a SAE 5W-30 synthetic oil or a SAE 10W-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 10W-50.
6.0L — SLE, 4D Pickup Crew Cab, 6.0L Eng VIN G, 4WD, Gas/Ethanol, 6.0L Eng	API - SAE 5W-30	6.00 QTS.	5.50 QTS.	Use only engine oil licensed to the dexos1 specification, or equivalent. ACDelco dexos1 Synthetic Blend is recommended. Failure to use the recommended engine oil or equivalent can result in engine damage not covered by the vehicle warranty. Check to be sure the oil is approved to the dexos1 specification. For areas of extreme cold, where temperatures fall below -20Deg.F (-29Deg.C), it is recommended a SAE 5W-30 synthetic oil or a SAE 10W-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 10W-50.
6.0L — SLE, 4D Pickup Crew Cab, 6.0L Eng VIN G, RWD, Gas, 6.0L Eng	API - SAE 5W-30	6.00 QTS.	5.50 QTS.	Use only engine oil licensed to the dexos1 specification, or equivalent. ACDelco dexos1 Synthetic Blend is recommended. Failure to use the recommended engine oil or equivalent can result in engine damage not covered by the vehicle warranty. Check to be sure the oil is approved to the dexos1 specification. For areas of extreme cold, where temperatures fall below -20Deg.F (-29Deg.C), it is recommended a SAE 5W-30 synthetic oil or a SAE 10W-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 10W-50.
6.0L — SLE, 4D Pickup Crew Cab, 6.0L Eng VIN G, RWD, Gas/Ethanol, 6.0L Eng	API - SAE 5W-30	6.00 QTS.	5.50 QTS.	Use only engine oil licensed to the dexos1 specification, or equivalent. ACDelco dexos1 Synthetic Blend is recommended. Failure to use the recommended engine oil or equivalent can result in engine damage not covered by the vehicle warranty. Check to be sure the oil is approved to the dexos1 specification. For areas of extreme cold, where temperatures fall below -20Deg.F (-29Deg.C), it is recommended a SAE 5W-30 synthetic oil or a SAE 10W-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 10W-50.
6.0L — SLT, 4D Pickup Crew Cab, 6.0L Eng VIN B, 4WD, Gas/Ethanol, 6.0L Eng	API - SAE 5W-30	6.00 QTS.	5.50 QTS.	Use only engine oil licensed to the dexos1 specification, or equivalent. ACDelco dexos1 Synthetic Blend is recommended. Failure to use the recommended engine oil or equivalent can result in engine damage not covered by the vehicle warranty. Check to be sure the oil is approved to the dexos1 specification. For areas of extreme cold, where temperatures fall below -20Deg.F (-29Deg.C), it is recommended a SAE 5W-30 synthetic oil or a SAE 10W-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 10W-50.
6.0L — SLT, 4D Pickup Crew Cab, 6.0L Eng VIN B, 4WD, Gas/Ethanol/CNG, 6.0L Eng	API - SAE 5W-30	6.00 QTS.	5.50 QTS.	Use only engine oil licensed to the dexos1 specification, or equivalent. ACDelco dexos1 Synthetic Blend is recommended. Failure to use the recommended engine oil or equivalent can result in engine damage not covered by the vehicle warranty. Check to be sure the oil is approved to the dexos1 specification. For areas of extreme cold, where temperatures fall below -20Deg.F (-29Deg.C), it is recommended a SAE 5W-30 synthetic oil or a SAE 10W-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 10W-50.
6.0L — SLT, 4D Pickup Crew Cab, 6.0L Eng VIN B, RWD, Gas/Ethanol, 6.0L Eng	API - SAE 5W-30	6.00 QTS.	5.50 QTS.	Use only engine oil licensed to the dexos1 specification, or equivalent. ACDelco dexos1 Synthetic Blend is recommended. Failure to use the recommended engine oil or equivalent can result in engine damage not covered by the vehicle warranty. Check to be sure the oil is approved to the dexos1 specification. For areas of extreme cold, where temperatures fall below -20Deg.F (-29Deg.C), it is recommended a SAE 5W-30 synthetic oil or a SAE 10W-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 10W-50.
6.0L — SLT, 4D Pickup Crew Cab, 6.0L Eng VIN B, RWD, Gas/Ethanol/CNG, 6.0L Eng	API - SAE 5W-30	6.00 QTS.	5.50 QTS.	Use only engine oil licensed to the dexos1 specification, or equivalent. ACDelco dexos1 Synthetic Blend is recommended. Failure to use the recommended engine oil or equivalent can result in engine damage not covered by the vehicle warranty. Check to be sure the oil is approved to the dexos1 specification. For areas of extreme cold, where temperatures fall below -20Deg.F (-29Deg.C), it is recommended a SAE 5W-30 synthetic oil or a SAE 10W-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 10W-50.
6.0L — SLT, 4D Pickup Crew Cab, 6.0L Eng VIN G, 4WD, 6.0L Eng	API - SAE 5W-30	6.00 QTS.	5.50 QTS.	Use only engine oil licensed to the dexos1 specification, or equivalent. ACDelco dexos1 Synthetic Blend is recommended. Failure to use the recommended engine oil or equivalent can result in engine damage not covered by the vehicle warranty. Check to be sure the oil is approved to the dexos1 specification. For areas of extreme cold, where temperatures fall below -20Deg.F (-29Deg.C), it is recommended a SAE 5W-30 synthetic oil or a SAE 10W-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 10W-50.
6.0L — SLT, 4D Pickup Crew Cab, 6.0L Eng VIN G, RWD, 6.0L Eng	API - SAE 5W-30	6.00 QTS.	5.50 QTS.	Use only engine oil licensed to the dexos1 specification, or equivalent. ACDelco dexos1 Synthetic Blend is recommended. Failure to use the recommended engine oil or equivalent can result in engine damage not covered by the vehicle warranty. Check to be sure the oil is approved to the dexos1 specification. For areas of extreme cold, where temperatures fall below -20Deg.F (-29Deg.C), it is recommended a SAE 5W-30 synthetic oil or a SAE 10W-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 10W-50.
6.6L — Base, 4D Pickup Crew Cab, 6.6L Eng VIN Y, 4WD, 6.6L Eng	API - SAE 15W-40	10.00 QTS.	9.20 QTS.	Oil designated as API CJ-4 are required for the vehicle. The CJ-4 designation can appear either alone or in combination with other American Institute (API) designations, such as API CJ-4/SL. These letters show API levels of quality. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 20W-50. When it is very cold, below 0Deg. F (-18Deg.C), you should use SAE 5W-40 to improve cold starting. Do not use other viscosity such as SAE 10W-30, SAE 10W-40, or SAE 20W-50.
6.6L — Base, 4D Pickup Crew Cab, 6.6L Eng VIN Y, RWD, 6.6L Eng	API - SAE 15W-40	10.00 QTS.	9.20 QTS.	Oil designated as API CJ-4 are required for the vehicle. The CJ-4 designation can appear either alone or in combination with other American Institute (API) designations, such as API CJ-4/SL. These letters show API levels of quality. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 20W-50. When it is very cold, below 0Deg. F (-18Deg.C), you should use SAE 5W-40 to improve cold starting. Do not use other viscosity such as SAE 10W-30, SAE 10W-40, or SAE 20W-50.
6.6L — Denali, 6.6L Eng VIN Y, RWD, 6.6L Eng	API - SAE 15W-40	10.00 QTS.	9.20 QTS.	Oil designated as API CJ-4 are required for the vehicle. The CJ-4 designation can appear either alone or in combination with other American Institute (API) designations, such as API CJ-4/SL. These letters show API levels of quality. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 20W-50. When it is very cold, below 0Deg. F (-18Deg.C), you should use SAE 5W-40 to improve cold starting. Do not use other viscosity such as SAE 10W-30, SAE 10W-40, or SAE 20W-50.
6.6L — Denali, 6.6L Eng VIN Y, 4WD, 6.6L Eng	API - SAE 15W-40	10.00 QTS.	9.20 QTS.	Oil designated as API CJ-4 are required for the vehicle. The CJ-4 designation can appear either alone or in combination with other American Institute (API) designations, such as API CJ-4/SL. These letters show API levels of quality. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 20W-50. When it is very cold, below 0Deg. F (-18Deg.C), you should use SAE 5W-40 to improve cold starting. Do not use other viscosity such as SAE 10W-30, SAE 10W-40, or SAE 20W-50.
6.6L — SLE, 4D Pickup Crew Cab, 6.6L Eng VIN Y, 4WD, 6.6L Eng	API - SAE 15W-40	10.00 QTS.	9.20 QTS.	Oil designated as API CJ-4 are required for the vehicle. The CJ-4 designation can appear either alone or in combination with other American Institute (API) designations, such as API CJ-4/SL. These letters show API levels of quality. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 20W-50. When it is very cold, below 0Deg. F (-18Deg.C), you should use SAE 5W-40 to improve cold starting. Do not use other viscosity such as SAE 10W-30, SAE 10W-40, or SAE 20W-50.
6.6L — SLE, 4D Pickup Crew Cab, 6.6L Eng VIN Y, RWD, 6.6L Eng	API - SAE 15W-40	10.00 QTS.	9.20 QTS.	Oil designated as API CJ-4 are required for the vehicle. The CJ-4 designation can appear either alone or in combination with other American Institute (API) designations, such as API CJ-4/SL. These letters show API levels of quality. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 20W-50. When it is very cold, below 0Deg. F (-18Deg.C), you should use SAE 5W-40 to improve cold starting. Do not use other viscosity such as SAE 10W-30, SAE 10W-40, or SAE 20W-50.
6.6L — SLT, 4D Pickup Crew Cab, 6.6L Eng VIN Y, 4WD, 6.6L Eng	API - SAE 15W-40	10.00 QTS.	9.20 QTS.	Oil designated as API CJ-4 are required for the vehicle. The CJ-4 designation can appear either alone or in combination with other American Institute (API) designations, such as API CJ-4/SL. These letters show API levels of quality. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 20W-50. When it is very cold, below 0Deg. F (-18Deg.C), you should use SAE 5W-40 to improve cold starting. Do not use other viscosity such as SAE 10W-30, SAE 10W-40, or SAE 20W-50.
6.6L — SLT, 4D Pickup Crew Cab, 6.6L Eng VIN Y, RWD, 6.6L Eng	API - SAE 15W-40	10.00 QTS.	9.20 QTS.	Oil designated as API CJ-4 are required for the vehicle. The CJ-4 designation can appear either alone or in combination with other American Institute (API) designations, such as API CJ-4/SL. These letters show API levels of quality. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 20W-50. When it is very cold, below 0Deg. F (-18Deg.C), you should use SAE 5W-40 to improve cold starting. Do not use other viscosity such as SAE 10W-30, SAE 10W-40, or SAE 20W-50.
Base, 2D Pickup, Gas — 6.0L Eng	API - SAE 5W-30	6.00 QTS.	5.50 QTS.	Use only engine oil licensed to the dexos1 specification, or equivalent. ACDelco dexos1 Synthetic Blend is recommended. Failure to use the recommended engine oil or equivalent can result in engine damage not covered by the vehicle warranty. Check to be sure the oil is approved to the dexos1 specification. For areas of extreme cold, where temperatures fall below -20Deg.F (-29Deg.C), it is recommended a SAE 5W-30 synthetic oil or a SAE 10W-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 10W-50.
Base, 2D Pickup, Gas/Ethanol — 6.0L Eng	API - SAE 5W-30	6.00 QTS.	5.50 QTS.	Use only engine oil licensed to the dexos1 specification, or equivalent. ACDelco dexos1 Synthetic Blend is recommended. Failure to use the recommended engine oil or equivalent can result in engine damage not covered by the vehicle warranty. Check to be sure the oil is approved to the dexos1 specification. For areas of extreme cold, where temperatures fall below -20Deg.F (-29Deg.C), it is recommended a SAE 5W-30 synthetic oil or a SAE 10W-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 10W-50.
Base, 4D Pickup Extra Cab, 4WD, Gas — 6.0L Eng	API - SAE 5W-30	6.00 QTS.	5.50 QTS.	Use only engine oil licensed to the dexos1 specification, or equivalent. ACDelco dexos1 Synthetic Blend is recommended. Failure to use the recommended engine oil or equivalent can result in engine damage not covered by the vehicle warranty. Check to be sure the oil is approved to the dexos1 specification. For areas of extreme cold, where temperatures fall below -20Deg.F (-29Deg.C), it is recommended a SAE 5W-30 synthetic oil or a SAE 10W-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 10W-50.
Base, 4D Pickup Extra Cab, 4WD, Gas/Ethanol — 6.0L Eng	API - SAE 5W-30	6.00 QTS.	5.50 QTS.	Use only engine oil licensed to the dexos1 specification, or equivalent. ACDelco dexos1 Synthetic Blend is recommended. Failure to use the recommended engine oil or equivalent can result in engine damage not covered by the vehicle warranty. Check to be sure the oil is approved to the dexos1 specification. For areas of extreme cold, where temperatures fall below -20Deg.F (-29Deg.C), it is recommended a SAE 5W-30 synthetic oil or a SAE 10W-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 10W-50.
Base, 4D Pickup Extra Cab, RWD, Gas — 6.0L Eng	API - SAE 5W-30	6.00 QTS.	5.50 QTS.	Use only engine oil licensed to the dexos1 specification, or equivalent. ACDelco dexos1 Synthetic Blend is recommended. Failure to use the recommended engine oil or equivalent can result in engine damage not covered by the vehicle warranty. Check to be sure the oil is approved to the dexos1 specification. For areas of extreme cold, where temperatures fall below -20Deg.F (-29Deg.C), it is recommended a SAE 5W-30 synthetic oil or a SAE 10W-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 10W-50.
Base, 4D Pickup Extra Cab, RWD, Gas/Ethanol — 6.0L Eng	API - SAE 5W-30	6.00 QTS.	5.50 QTS.	Use only engine oil licensed to the dexos1 specification, or equivalent. ACDelco dexos1 Synthetic Blend is recommended. Failure to use the recommended engine oil or equivalent can result in engine damage not covered by the vehicle warranty. Check to be sure the oil is approved to the dexos1 specification. For areas of extreme cold, where temperatures fall below -20Deg.F (-29Deg.C), it is recommended a SAE 5W-30 synthetic oil or a SAE 10W-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 10W-50.
SLE, 4D Pickup Extra Cab, 4WD, Gas — 6.0L Eng	API - SAE 5W-30	6.00 QTS.	5.50 QTS.	Use only engine oil licensed to the dexos1 specification, or equivalent. ACDelco dexos1 Synthetic Blend is recommended. Failure to use the recommended engine oil or equivalent can result in engine damage not covered by the vehicle warranty. Check to be sure the oil is approved to the dexos1 specification. For areas of extreme cold, where temperatures fall below -20Deg.F (-29Deg.C), it is recommended a SAE 5W-30 synthetic oil or a SAE 10W-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 10W-50.
SLE, 4D Pickup Extra Cab, 4WD, Gas/Ethanol — 6.0L Eng	API - SAE 5W-30	6.00 QTS.	5.50 QTS.	Use only engine oil licensed to the dexos1 specification, or equivalent. ACDelco dexos1 Synthetic Blend is recommended. Failure to use the recommended engine oil or equivalent can result in engine damage not covered by the vehicle warranty. Check to be sure the oil is approved to the dexos1 specification. For areas of extreme cold, where temperatures fall below -20Deg.F (-29Deg.C), it is recommended a SAE 5W-30 synthetic oil or a SAE 10W-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 10W-50.
SLE, 4D Pickup Extra Cab, RWD, Gas — 6.0L Eng	API - SAE 5W-30	6.00 QTS.	5.50 QTS.	Use only engine oil licensed to the dexos1 specification, or equivalent. ACDelco dexos1 Synthetic Blend is recommended. Failure to use the recommended engine oil or equivalent can result in engine damage not covered by the vehicle warranty. Check to be sure the oil is approved to the dexos1 specification. For areas of extreme cold, where temperatures fall below -20Deg.F (-29Deg.C), it is recommended a SAE 5W-30 synthetic oil or a SAE 10W-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 10W-50.
SLE, 4D Pickup Extra Cab, RWD, Gas/Ethanol — 6.0L Eng	API - SAE 5W-30	6.00 QTS.	5.50 QTS.	Use only engine oil licensed to the dexos1 specification, or equivalent. ACDelco dexos1 Synthetic Blend is recommended. Failure to use the recommended engine oil or equivalent can result in engine damage not covered by the vehicle warranty. Check to be sure the oil is approved to the dexos1 specification. For areas of extreme cold, where temperatures fall below -20Deg.F (-29Deg.C), it is recommended a SAE 5W-30 synthetic oil or a SAE 10W-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 10W-50.
SLT, 4D Pickup Extra Cab, 4WD, Gas — 6.0L Eng	API - SAE 5W-30	6.00 QTS.	5.50 QTS.	Use only engine oil licensed to the dexos1 specification, or equivalent. ACDelco dexos1 Synthetic Blend is recommended. Failure to use the recommended engine oil or equivalent can result in engine damage not covered by the vehicle warranty. Check to be sure the oil is approved to the dexos1 specification. For areas of extreme cold, where temperatures fall below -20Deg.F (-29Deg.C), it is recommended a SAE 5W-30 synthetic oil or a SAE 10W-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 10W-50.
SLT, 4D Pickup Extra Cab, 4WD, Gas/Ethanol — 6.0L Eng	API - SAE 5W-30	6.00 QTS.	5.50 QTS.	Use only engine oil licensed to the dexos1 specification, or equivalent. ACDelco dexos1 Synthetic Blend is recommended. Failure to use the recommended engine oil or equivalent can result in engine damage not covered by the vehicle warranty. Check to be sure the oil is approved to the dexos1 specification. For areas of extreme cold, where temperatures fall below -20Deg.F (-29Deg.C), it is recommended a SAE 5W-30 synthetic oil or a SAE 10W-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 10W-50.
SLT, 4D Pickup Extra Cab, RWD, Gas — 6.0L Eng	API - SAE 5W-30	6.00 QTS.	5.50 QTS.	Use only engine oil licensed to the dexos1 specification, or equivalent. ACDelco dexos1 Synthetic Blend is recommended. Failure to use the recommended engine oil or equivalent can result in engine damage not covered by the vehicle warranty. Check to be sure the oil is approved to the dexos1 specification. For areas of extreme cold, where temperatures fall below -20Deg.F (-29Deg.C), it is recommended a SAE 5W-30 synthetic oil or a SAE 10W-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 10W-50.
SLT, 4D Pickup Extra Cab, RWD, Gas/Ethanol — 6.0L Eng	API - SAE 5W-30	6.00 QTS.	5.50 QTS.	Use only engine oil licensed to the dexos1 specification, or equivalent. ACDelco dexos1 Synthetic Blend is recommended. Failure to use the recommended engine oil or equivalent can result in engine damage not covered by the vehicle warranty. Check to be sure the oil is approved to the dexos1 specification. For areas of extreme cold, where temperatures fall below -20Deg.F (-29Deg.C), it is recommended a SAE 5W-30 synthetic oil or a SAE 10W-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 10W-50.

📦 DIY Oil Change Kit Builder

Complete Oil Change Bundle for 2019 GMC Sierra 2500 HD

Everything you need delivered in one order. Pre-matched to your factory spec (5W-30, 6.0 quarts).

Preferred Oil Brand:

Mobil 1 5W-30 Full Synthetic OilExact Spec

5-Quart Jug + 1-Quart Bottle (6.0 quarts needed)

$37.96Item Link ↗

2019 GMC Sierra 2500 HD Premium Synthetic Oil FilterExact Fit

OEM-fitment high-efficiency synthetic filter media (6.0L)

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Oil Drain Plug Crush Washer Gaskets (5-Pack)Recommended

Direct-fit replacement seal — prevents oil leaks after tightening

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15-Quart Low-Profile Drain Pan with Pour SpoutTool

Catch-all basin with anti-splash lip & secure transport cap

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RhinoRamps 12,000 lb Drive-Up Vehicle RampsTool

Safe driveway clearance for quick vehicle underbody access

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Heavy-Duty Black Nitrile Gloves (Box of 100)PPE

6-mil commercial-grade chemical & oil resistant mechanics gloves

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Multi-Angle Spill-Proof Oil Funnel SetTool

Wide-mouth funnel with flexible neck to eliminate engine bay spills

$8.99Item Link ↗

Scott Blue Shop Towels (6-Pack)Supplies

Ultra-absorbent lint-free automotive towels for clean-up

$12.99Item Link ↗

Selected Items: 3 items

$56.94 est. total

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Buy the right oil & filter for your Sierra 2500 HD

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💡 Capacity Note: Your 2019 GMC Sierra 2500 HD holds 6.0 quarts with filter. Since standard jugs are 5 quarts, be sure to pick up extra 1-quart bottles or a 2-pack to reach the full mark on the dipstick.

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More factory specs & repair guides for your Sierra 2500 HD

🛞 2019 GMC Sierra 2500 HD Tire Size & Pressure →🌧️ 2019 GMC Sierra 2500 HD Wiper Blade Sizes →💡 2019 GMC Sierra 2500 HD Light Bulb Sizes →📖 2019 GMC Sierra 2500 HD Factory Service Manual →All fluid capacities (transmission, coolant, brakes)

Coolant capacity

16.3 quarts (15.42 L) — 50/50 mixture of DEX-COOL and clean, drinkable water. All capacities are approximate. When adding, be sure to fill to the approximate level. Recheck the fluid level after filling.

Frequently asked questions

What type of oil does a 2019 GMC Sierra 2500 HD take?

It depends on the engine: 6.0L uses 5W-30; 6.6L uses 15W-40; Base, 2D Pickup, Gas uses 5W-30; Base, 2D Pickup, Gas/Ethanol uses 5W-30; Base, 4D Pickup Extra Cab, 4WD, Gas uses 5W-30; Base, 4D Pickup Extra Cab, 4WD, Gas/Ethanol uses 5W-30; Base, 4D Pickup Extra Cab, RWD, Gas uses 5W-30; Base, 4D Pickup Extra Cab, RWD, Gas/Ethanol uses 5W-30; SLE, 4D Pickup Extra Cab, 4WD, Gas uses 5W-30; SLE, 4D Pickup Extra Cab, 4WD, Gas/Ethanol uses 5W-30; SLE, 4D Pickup Extra Cab, RWD, Gas uses 5W-30; SLE, 4D Pickup Extra Cab, RWD, Gas/Ethanol uses 5W-30; SLT, 4D Pickup Extra Cab, 4WD, Gas uses 5W-30; SLT, 4D Pickup Extra Cab, 4WD, Gas/Ethanol uses 5W-30; SLT, 4D Pickup Extra Cab, RWD, Gas uses 5W-30; SLT, 4D Pickup Extra Cab, RWD, Gas/Ethanol uses 5W-30.

What is the oil capacity of a 2019 GMC Sierra 2500 HD?

Oil capacity depends on the engine: 6.0L holds 6.0 quarts with filter; 6.6L holds 10.0 quarts with filter; Base, 2D Pickup, Gas holds 6.0 quarts with filter; Base, 2D Pickup, Gas/Ethanol holds 6.0 quarts with filter; Base, 4D Pickup Extra Cab, 4WD, Gas holds 6.0 quarts with filter; Base, 4D Pickup Extra Cab, 4WD, Gas/Ethanol holds 6.0 quarts with filter; Base, 4D Pickup Extra Cab, RWD, Gas holds 6.0 quarts with filter; Base, 4D Pickup Extra Cab, RWD, Gas/Ethanol holds 6.0 quarts with filter; SLE, 4D Pickup Extra Cab, 4WD, Gas holds 6.0 quarts with filter; SLE, 4D Pickup Extra Cab, 4WD, Gas/Ethanol holds 6.0 quarts with filter; SLE, 4D Pickup Extra Cab, RWD, Gas holds 6.0 quarts with filter; SLE, 4D Pickup Extra Cab, RWD, Gas/Ethanol holds 6.0 quarts with filter; SLT, 4D Pickup Extra Cab, 4WD, Gas holds 6.0 quarts with filter; SLT, 4D Pickup Extra Cab, 4WD, Gas/Ethanol holds 6.0 quarts with filter; SLT, 4D Pickup Extra Cab, RWD, Gas holds 6.0 quarts with filter; SLT, 4D Pickup Extra Cab, RWD, Gas/Ethanol holds 6.0 quarts with filter.

How often should I change the oil in my 2019 GMC Sierra 2500 HD?

Most 2019 GMC Sierra 2500 HD owners follow a 5,000–7,500 mile interval with conventional oil, or up to 10,000 miles with full synthetic. Always check the oil life monitor if equipped, and consult your owner's manual — GMC recommends intervals based on driving conditions, not just mileage.

Can I use synthetic oil in my 2019 GMC Sierra 2500 HD?

Yes. 5W-30 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 2019 GMC Sierra 2500 HD. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.

Other GMC Sierra 2500 HD years

2025 Sierra 2500 HD 2024 Sierra 2500 HD 2023 Sierra 2500 HD 2022 Sierra 2500 HD 2021 Sierra 2500 HD 2020 Sierra 2500 HD 2018 Sierra 2500 HD 2017 Sierra 2500 HD 2016 Sierra 2500 HD 2015 Sierra 2500 HD 2014 Sierra 2500 HD 2013 Sierra 2500 HD