1994 GMC Vandura Special Oil Type & Capacity
The 1994 GMC Vandura Special oil type depends on the engine: the 5.7 K takes 5W-30 (5.0 quarts qt with filter); the 6.5 P takes 10W-30 (7.0 quarts qt with filter); the 7.4 N takes 5W-30 (7.0 quarts qt with filter), per the factory service manual.
Factory-spec answer
It depends on the engine:
- 5.7 K: 5W-30, 5.0 quarts with filter
- 6.5 P: 10W-30, 7.0 quarts with filter
- 7.4 N: 5W-30, 7.0 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| 5.7 K — G3500,5.7L Eng | API - SAE 5W-30 (Below -0Deg.F to Above 100Deg.F, Light Duty Emissions), (Below -60Deg.F Heavy Duty Emissions) (10W-30 (0Deg.F to Above 100Deg.F) | 5.00 QTS. | 5.00 QTS. | — |
| 5.7 K — G3500 | API - SAE 5W-30 (Below -0Deg.F to Above 100Deg.F, Light Duty Emissions), (Below -60Deg.F Heavy Duty Emissions) 10W-30 (0Deg.F to Above 100Deg.F) | 6.00 QTS. | — | — |
| 6.5 P — G3500,6.5L Eng | API - SAE 10W-30 (Below 32Deg.F), 15W-40 (0Deg.F to Above 100Deg.F), SAE 30 (32Deg.F to Above 100Deg.F) | 7.00 QTS. | — | — |
| 6.5 P — G3500 | API - SAE 5W-30 (Below -0Deg.F to Above 100Deg.F, Light Duty Emissions), (Below -60Deg.F Heavy Duty Emissions) 10W-30 (0Deg.F to Above 100Deg.F) | 6.00 QTS. | — | — |
| 7.4 N — G3500,7.4L Eng | API - SAE 5W-30 (Below 0Deg.F to 60Deg.F), 15W-40 (0Deg.F to Above 100Deg.F), 30 (32Deg.F to Above 100Deg.F) | 7.00 QTS. | 6.00 QTS. | — |
| 7.4 N — G3500 | API - SAE 5W-30 (Below -0Deg.F to Above 100Deg.F, Light Duty Emissions), (Below -60Deg.F Heavy Duty Emissions) 10W-30 (0Deg.F to Above 100Deg.F) | 6.00 QTS. | — | — |
More factory specs & repair guides for your Vandura Special
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Coolant capacity
17.0 quarts (16.08 L) — 50/50 mixture of Ethylene Glycol Base Antifreeze and water. GM Specification 1825-M.
Frequently asked questions
What type of oil does a 1994 GMC Vandura Special take?
It depends on the engine: 5.7 K uses 5W-30; 6.5 P uses 10W-30; 7.4 N uses 5W-30.
What is the oil capacity of a 1994 GMC Vandura Special?
Oil capacity depends on the engine: 5.7 K holds 5.0 quarts with filter; 6.5 P holds 7.0 quarts with filter; 7.4 N holds 7.0 quarts with filter.
How often should I change the oil in my 1994 GMC Vandura Special?
Most 1994 GMC Vandura Special 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 1994 GMC Vandura Special?
Yes. 5W-30 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 1994 GMC Vandura Special. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.