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 BASEREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 58 (ENGINE COOLING)REPAIR INSTRUCTIONSRADIATOR REPLACEMENTREMOVAL PROCEDURE
2008 Pontiac Grand Prix Base
Removal Procedure
2008 Pontiac Grand Prix BaseSECTION Removal Procedure
WARNING: This page is about a different car, the 2007 Hummer H2. However, it is still accessible from the selected car via links, so may be relevant.
- Drain the cooling system. Refer to Draining and Filling Cooling System .
- Reposition the radiator inlet hose clamp (5) from the radiator (6).
- Remove the radiator inlet hose (4) from the radiator (6).
- Remove the fan shroud. Refer to Fan Shroud Replacement .
- Reposition the radiator outlet hose clamp (2) from the radiator (1).
- Remove the radiator outlet hose (3) from the radiator (1).
- Reposition the surge tank inlet hose clamp from the radiator.
- Remove the surge tank inlet hose (1) from the radiator.
- Reposition the radiator vent inlet hose clamp from the radiator.
- Remove the radiator vent inlet hose (2) from the radiator.
- Remove the engine oil cooler lines from the radiator. Refer to Engine Oil Cooler Pipe/Hose Quick Connect Fitting .
- Remove the transmission oil cooler lines from the radiator. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Replacement .
- Remove the radiator bolts (3) from the radiator (2).
- Remove the radiator (2) from the vehicle (1).
RENDER: 1.0x
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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.