1999 Chevrolet Suburban Oil Type & Capacity
The 1999 Chevrolet Suburban oil type depends on the engine: the C1500, 5.7 R takes 5W-30 (5.0 quarts qt with filter); the C1500, 6.5 F takes 15W-40 (8.0 quarts qt with filter); the C2500, 5.7 R takes 5W-30 (5.0 quarts qt with filter); the C2500, 6.5 F takes 15W-40 (8.0 quarts qt with filter); the C2500, 7.4 J takes 5W-30 (7.0 quarts qt with filter); the K1500, 5.7 R, Automatic takes 5W-30 (5.0 quarts qt with filter); the K1500, 5.7 R, Part Time takes 5W-30 (5.0 quarts qt with filter); the K1500, 6.5 F, Automatic takes 15W-40 (8.0 quarts qt with filter); the K1500, 6.5 F, Part Time takes 15W-40 (8.0 quarts qt with filter); the K2500, 5.7 R, Automatic takes 5W-30 (5.0 quarts qt with filter); the K2500, 5.7 R, Part Time takes 5W-30 (5.0 quarts qt with filter); the K2500, 6.5 F, Automatic takes 15W-40 (8.0 quarts qt with filter); the K2500, 6.5 F, Part Time takes 15W-40 (8.0 quarts qt with filter); the K2500, 7.4 J, Automatic takes 5W-30 (7.0 quarts qt with filter); the K2500, 7.4 J, Part Time takes 5W-30 (7.0 quarts qt with filter), per the factory service manual.
Factory-spec answer
It depends on the engine:
- C1500, 5.7 R: 5W-30, 5.0 quarts with filter
- C1500, 6.5 F: 15W-40, 8.0 quarts with filter
- C2500, 5.7 R: 5W-30, 5.0 quarts with filter
- C2500, 6.5 F: 15W-40, 8.0 quarts with filter
- C2500, 7.4 J: 5W-30, 7.0 quarts with filter
- K1500, 5.7 R, Automatic: 5W-30, 5.0 quarts with filter
- K1500, 5.7 R, Part Time: 5W-30, 5.0 quarts with filter
- K1500, 6.5 F, Automatic: 15W-40, 8.0 quarts with filter
- K1500, 6.5 F, Part Time: 15W-40, 8.0 quarts with filter
- K2500, 5.7 R, Automatic: 5W-30, 5.0 quarts with filter
- K2500, 5.7 R, Part Time: 5W-30, 5.0 quarts with filter
- K2500, 6.5 F, Automatic: 15W-40, 8.0 quarts with filter
- K2500, 6.5 F, Part Time: 15W-40, 8.0 quarts with filter
- K2500, 7.4 J, Automatic: 5W-30, 7.0 quarts with filter
- K2500, 7.4 J, Part Time: 5W-30, 7.0 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| C1500, 5.7 R — 5.7L Eng | API - SAE 5W-30 | 5.00 QTS. | — | — |
| C1500, 6.5 F — 6.5L Eng | API - SAE 15W-40 | 8.00 QTS. | — | — |
| C2500, 5.7 R — 5.7L Eng | API - SAE 5W-30 | 5.00 QTS. | — | — |
| C2500, 6.5 F — 6.5L Eng | API - SAE 15W-40 | 8.00 QTS. | — | — |
| C2500, 7.4 J — 7.4L Eng | API - SAE 5W-30 | 7.00 QTS. | — | — |
| K1500, 5.7 R, Automatic — 5.7L Eng | API - SAE 5W-30 | 5.00 QTS. | — | — |
| K1500, 5.7 R, Part Time — 5.7L Eng | API - SAE 5W-30 | 5.00 QTS. | — | — |
| K1500, 6.5 F, Automatic — 6.5L Eng | API - SAE 15W-40 | 8.00 QTS. | — | — |
| K1500, 6.5 F, Part Time — 6.5L Eng | API - SAE 15W-40 | 8.00 QTS. | — | — |
| K2500, 5.7 R, Automatic — 5.7L Eng | API - SAE 5W-30 | 5.00 QTS. | — | — |
| K2500, 5.7 R, Part Time — 5.7L Eng | API - SAE 5W-30 | 5.00 QTS. | — | — |
| K2500, 6.5 F, Automatic — 6.5L Eng | API - SAE 15W-40 | 8.00 QTS. | — | — |
| K2500, 6.5 F, Part Time — 6.5L Eng | API - SAE 15W-40 | 8.00 QTS. | — | — |
| K2500, 7.4 J, Automatic — 7.4L Eng | API - SAE 5W-30 | 7.00 QTS. | — | — |
| K2500, 7.4 J, Part Time — 7.4L Eng | API - SAE 5W-30 | 7.00 QTS. | — | — |
More factory specs & repair guides for your Suburban
🛞 1999 Chevrolet Suburban Tire Size & Pressure →🌧️ 1999 Chevrolet Suburban Wiper Blade Sizes →💡 1999 Chevrolet Suburban Light Bulb Sizes →📖 1999 Chevrolet Suburban Factory Service Manual →All fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner network AllOEMManuals.com.
Coolant capacity
20.0 quarts (18.92 L) — 50/50 mixture of DEX-COOL and clean, drinkable water
Frequently asked questions
What type of oil does a 1999 Chevrolet Suburban take?
It depends on the engine: C1500, 5.7 R uses 5W-30; C1500, 6.5 F uses 15W-40; C2500, 5.7 R uses 5W-30; C2500, 6.5 F uses 15W-40; C2500, 7.4 J uses 5W-30; K1500, 5.7 R, Automatic uses 5W-30; K1500, 5.7 R, Part Time uses 5W-30; K1500, 6.5 F, Automatic uses 15W-40; K1500, 6.5 F, Part Time uses 15W-40; K2500, 5.7 R, Automatic uses 5W-30; K2500, 5.7 R, Part Time uses 5W-30; K2500, 6.5 F, Automatic uses 15W-40; K2500, 6.5 F, Part Time uses 15W-40; K2500, 7.4 J, Automatic uses 5W-30; K2500, 7.4 J, Part Time uses 5W-30.
What is the oil capacity of a 1999 Chevrolet Suburban?
Oil capacity depends on the engine: C1500, 5.7 R holds 5.0 quarts with filter; C1500, 6.5 F holds 8.0 quarts with filter; C2500, 5.7 R holds 5.0 quarts with filter; C2500, 6.5 F holds 8.0 quarts with filter; C2500, 7.4 J holds 7.0 quarts with filter; K1500, 5.7 R, Automatic holds 5.0 quarts with filter; K1500, 5.7 R, Part Time holds 5.0 quarts with filter; K1500, 6.5 F, Automatic holds 8.0 quarts with filter; K1500, 6.5 F, Part Time holds 8.0 quarts with filter; K2500, 5.7 R, Automatic holds 5.0 quarts with filter; K2500, 5.7 R, Part Time holds 5.0 quarts with filter; K2500, 6.5 F, Automatic holds 8.0 quarts with filter; K2500, 6.5 F, Part Time holds 8.0 quarts with filter; K2500, 7.4 J, Automatic holds 7.0 quarts with filter; K2500, 7.4 J, Part Time holds 7.0 quarts with filter.
How often should I change the oil in my 1999 Chevrolet Suburban?
Most 1999 Chevrolet Suburban 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 — Chevrolet recommends intervals based on driving conditions, not just mileage.
Can I use synthetic oil in my 1999 Chevrolet Suburban?
Yes. 5W-30 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 1999 Chevrolet Suburban. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.