i have a 2003 gran prix gt the car runs great but when its hot out or if i make a few stops the car wont start if i let it sit for a hr or two it starts right up any help would be appreciated thank you

Asked by jimmy6565 May 29, 2015 at 07:12 PM about the 2003 Pontiac Grand Prix GT

Question type: Car Customization

i have a 2003 gran prix gt the car runs great but when its hot out or if i make a few stops
the car wont start if i let it sit for a hr or two it starts right up any help would be
appreciated thank you

143,725

T_S_T answered 8 years ago

Have the fuel pressure checked,sound,s like fuel pump may be getting hot and shutting down,all so check the relay.

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jimmy6565 answered 8 years ago

Ok thx I will get it checked out

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hungry4horsepower answered 8 years ago

Try changing the ECT sensor.

1 people found this helpful.

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jimmy6565 answered 8 years ago

Ok thx

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i have a 2003 gran prix gt the car runs great but when its hot out or if i make a few stops the car wont start if i let it sit for a hr or two it starts right up any help would be appreciated thank you

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i have a 2003 gran prix gt the car runs great but when its hot out or if i make a few stops the car wont start if i let it sit for a hr or two it starts right up any help would be appreciated thank you

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