It stumbles on hard acceralitons I checked the.

Tiny
CAMARO1981
  • 1993 PONTIAC FIREBIRD
  • 172,000 MILES

It stumbles on hard acceralitons I checked the pressre with the key on it is 10 lbs the book said it should be 41 to 47 lbs with the engine runnig it should drop 3 to 10 lbs it has 34 lbs when engine running I did change the fuel filter thanks

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Sunday, February 10th, 2013 AT 9:51 PM

2 Replies

Tiny
ASEMASTER6371
  • EXPERT
  • 25,554 POSTS

Too low. You need to replace the pump.

Roy

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Sunday, February 10th, 2013 AT 9:54 PM
Tiny
CAMARO1981
  • MEMBER

I drove the car with fuel pressure reg no vaccum goin to it the fuel pressure was higher but it still stumbles I just want to figure out what for sure is wrong with so I can get it fixed

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Sunday, February 10th, 2013 AT 10:25 PM

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