does not want to start when cold

Asked by Jan 28, 2015 at 08:33 AM about the 1989 Pontiac Bonneville LE

Question type: Maintenance & Repair

after car sitts overnight when cold does not want to start.. you have to keep pushing
gas pedal and letting up on it to start. once started runs rough for 10 to 30 seconds
then runs fine. after first start car starts up fine the rest of the day.the car has a 3800
engine in it.

1 Answer

38,355

Sounds like you may have a bad fuel pressure regulator. Short video test. https://www.youtube.com/watch?v=AKtR_yF7bi8&feature=related

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