2003 Pontiac Grand Prix



January, 20, 2008 AT 12:18 PM

Heater problem
2003 Pontiac Grand Prix 6 cyl Front Wheel Drive Automatic 49,500 miles

What is the location of the thermostat on a 2003 Grand Prix?

1 Answer



January, 20, 2008 AT 12:26 PM

If you have a 3.4 l engine it is located under the throttle body. Just follow the upper radiator hose to engine, the part it connects to is the thermostat housing. Hope this helps. Remember feedback and votes for me are greatly appreciated

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