2008 Pontiac G8 Owner's Manual - Page 205

Vehicle Service and Care 5. Start the engine. 6. With the engine idling, top off the coolant through the radiator pressure cap opening until full. Wait 30 seconds for the coolant to settle and top off, if the level drops. 7. Once the system is full, put the radiator pressure cap back on by turning clockwise. 8. Turn off the ignition. 9. Check the coolant level in the reservoir and fill it until the level is at the top of the dipstick. 9-21 Power Steering Fluid Power Steering Fluid Level Power steering fluid is used in all vehicles. Check the level after the vehicle has been driven for at least twenty minutes so the fluid is warm. 3. Wipe the cap and the top of the reservoir clean. How to Check Power Steering Fluid To check the power steering fluid, do the following: 1. Turn the key off and let the engine compartment cool down. 2. The power steering fluid reservoir is located on the driver side toward the front of the engine compartment. See Engine Compartment Overview on page 9-6. V6 Engine