Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2008CHEVY EXPRESS G2500, VAN CARGO, 6.6 6REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1379 (MAINTENANCE AND LUBRICATION)SPECIFICATIONSAPPROXIMATE FLUID CAPACITIES
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6
Approximate Fluid Capacities
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6SECTION Approximate Fluid Capacities
WARNING: This page is about a different car, the 2008 Cadillac STS. However, it is still accessible from the selected car via links, so may be relevant.
The following approximate capacities are given in English and metric conversions. See Fluid and Lubricant Recommendations for more information.
| Application | Capacities | |
|---|---|---|
| English | Metric | |
| Cooling System | ||
|
11.7 qt | 11.1 L |
|
13.4 qt | 12.7 L |
|
12.5 qt | 11.8 L |
| Intercooler System 4.4L Engine | 2.6 qt | 2.5 L |
| Engine Oil with Filter | ||
|
6.0 qt | 5.7 L |
|
9.0 qt | 8.5 L |
|
8.0 qt | 7.6 L |
| Fuel Tank | 17.5 gal | 66.2 L |
| Transmission (Pan Removal and Filter Replacement) | ||
|
7.4 qt | 7.0 L |
|
7.3 qt | 6.9 L |
|
6.5 qt | 6.2 L |
| All capacities are approximate. When adding, be sure to fill to the approximate level as recommended in this manual. Recheck the fluid level after filling. | ||
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.