Loses power

Tiny
GARRETT3185
  • MEMBER
  • 1993 BUICK REGAL
  • 3.8L
  • V8
  • 2WD
  • AUTOMATIC
  • 152,000 MILES
The car runs smooth for awhile and then loses power and starts rumbling. There is smoke or fog coming out of the exhaust pipe.
Monday, October 23rd, 2017 AT 10:09 AM

1 Reply

Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 47,643 POSTS
It sounds like the fuel pump is going bad. HEre is a guide to help you confirm the problem.

https://www.2carpros.com/articles/how-to-check-fuel-system-pressure-and-regulator

Fuel pressure should be between 45 and 55 psi.

If you confirm the problem and the fuel pump needs to be replaced here is a guide to help you see what you are in for when doing the job.

https://www.2carpros.com/articles/how-to-replace-an-electric-fuel-pump

Please let us know what happens.

Cheers, Ken
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Wednesday, October 25th, 2017 AT 4:06 PM

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