Question about 1999 Pontiac Grand Prix

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1999 potiac gtp supercharged v6

Car will start but shuts right back off.it will crank up every time i try but still shuts off after about 5 seconds.

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Maybe weak fuel pump. It pumps when you turn the key on (fills fuel lines) but it dosn't pump enough to keep the car running. Could also be a partially cloged inline fuel filter.

Posted on Jun 24, 2009

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Posted on Jan 02, 2017

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1999 grand prix gtp supercharged thats starts up and runs for a few seconds then shuts down.


When you say it shuts down do you mean "dies"? If so try checking your fuel pressure regulator.

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My 2000 Grand Prix GTP Supercharged was running fine but it shut off with a "check guages" warning. The gusges were fine and the car will start but it shuts off right away. The engine will stay running if...


check fuel pump resister. its conector is by the batt. pump runs through it in run, not for 3 sec. when key is turned on. thats why it will start and then quit this happend to my 99 gtp

Jun 09, 2009 | 1999 Pontiac Grand Prix

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