2008 Cadillac SRX Oil Type & Capacity
The 2008 Cadillac SRX oil type depends on the engine: the 3.6 7, AWD takes 5W-30 (6.0 quarts with filter); the 3.6 7, RWD takes 5W-30 (6.0 quarts with filter); the 4.6 A, AWD takes 5W-30 (8.0 quarts with filter); the 4.6 A, RWD takes 5W-30 (8.0 quarts with filter), per the factory service manual.
Factory-spec answer
It depends on the engine:
- 3.6 7, AWD: 5W-30, 6.0 quarts with filter
- 3.6 7, RWD: 5W-30, 6.0 quarts with filter
- 4.6 A, AWD: 5W-30, 8.0 quarts with filter
- 4.6 A, RWD: 5W-30, 8.0 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| 3.6 7, AWD — 3.6L Eng | API - SAE 5W-30 | 6.00 QTS. | — | Use synthetic oil that meets GM Standard GM4718M. DO NOT use other viscosity oils such as SAE 20W-50. |
| 3.6 7, RWD — 3.6L Eng | API - SAE 5W-30 | 6.00 QTS. | — | Use synthetic oil that meets GM Standard GM4718M. DO NOT use other viscosity oils such as SAE 20W-50. |
| 4.6 A, AWD — 4.6L Eng | API - SAE 5W-30 | 8.00 QTS. | — | Use synthetic oil that meets GM Standard GM4718M. DO NOT use other viscosity oils such as SAE 20W-50. |
| 4.6 A, RWD — 4.6L Eng | API - SAE 5W-30 | 8.00 QTS. | — | Use synthetic oil that meets GM Standard GM4718M. DO NOT use other viscosity oils such as SAE 20W-50. |
Buy the right oil
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More specs & repair guides for your SRX
2008 Cadillac SRX factory service manualAll fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner site AllOEMManuals.com.
Coolant capacity
11.0 quarts (10.4 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 2008 Cadillac SRX take?
It depends on the engine: 3.6 7, AWD uses 5W-30; 3.6 7, RWD uses 5W-30; 4.6 A, AWD uses 5W-30; 4.6 A, RWD uses 5W-30.
How much oil does a 2008 Cadillac SRX take?
Capacity depends on the engine: 3.6 7, AWD holds 6.0 quarts with filter; 3.6 7, RWD holds 6.0 quarts with filter; 4.6 A, AWD holds 8.0 quarts with filter; 4.6 A, RWD holds 8.0 quarts with filter.
Can I use synthetic oil in my 2008 Cadillac SRX?
Yes. 5W-30 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 2008 Cadillac SRX. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.