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 MANUALSPONTIAC2008GRAND PRIX V6-3.8LREPAIR AND DIAGNOSISMAINTENANCEFLUIDSENGINE OILSERVICE AND REPAIR
2008 Pontiac Grand Prix V6-3.8L
Engine Oil: Service and Repair
2008 Pontiac Grand Prix V6-3.8LSECTION Service and Repair
Engine Oil and Oil Filter Replacement
Removal Procedure
1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle (Service and Repair) .
2. Position the oil drain pan under the engine oil drain plug.
3. Remove the engine oil drain plug.
4. Clean and inspect the engine oil drain plug, repair or replace if necessary.
5. Clean and inspect the engine oil drain plug sealing surface on the oil pan, repair or replace oil pan if necessary.
6. Remove the oil filter.
7. Clean and inspect the oil filter sealing area on the oil filter adapter, repair or replace if necessary. Refer to Oil Filter Adapter and Bypass Valve Assembly Replacement (Service and Repair) .
Installation Procedure
1. Lightly oil the replacement oil filter gasket with clean oil and install the new oil filter.
Notice: Refer to Fastener Notice .
2. Install the new oil filter.
Tighten the new oil filter to 3/4 to 1 full turn, after the oil filter gasket contacts the oil filter mounting surface.
3. Install the engine oil drain plug.
Tighten the plug to 30 N.m (22 lb ft).
4. Remove the oil drain pan.
5. Lower the vehicle.
6. Fill the engine with new engine oil. Refer to Approximate Fluid Capacities (Service Intervals) and Fluid and Lubricant Recommendations (Service Intervals) .
7. Start the engine.
8. Inspect for oil leaks after engine start up.
9. Turn off the engine and allow the oil a few minutes to drain back into the oil pan.
10. Remove the oil level indicator from the oil indicator tube.
11. Clean off the indicator end of the oil level indicator with a clean paper towel or cloth.
12. Install the oil level indicator into the oil level indicator tube until the oil level indicator handle contacts the top of the oil level indicator tube.
13. Again, remove the oil level indicator from the oil level indicator tube keeping the tip of the oil level indicator down.
14. Check the level of the engine oil on the oil level indicator.
15. If necessary, readjust the oil level by adding or draining the engine oil.
16. Check for oil leaks.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.