1990 Pontiac Bonneville engine Performance

1990 PONTIAC BONNEVILLE
11,500 MILES • 6 CYL • FWD • AUTOMATIC
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BBD77777
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  • 2 POSTS
Engine cold Runs Great
Engine warm gas starvation
May 12, 2009 at 10:41 AM
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JACOBANDNICKOLAS
  • CAR REPAIR CONTRIBUTOR
  • 110,190 POSTS
What is the fuel pump pressure when it gets warm?
May 29, 2009 at 1:44 PM
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BBD77777
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  • 2 POSTS
Found bad fuel pump
May 31, 2009 at 5:46 AM
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JACOBANDNICKOLAS
  • CAR REPAIR CONTRIBUTOR
  • 110,190 POSTS
I had a feeling that was going to be the problem. I'm glad you found it. Good luck, and if you have questions in the future, let us know.

Joe
Jun 1, 2009 at 8:37 AM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.