Running rich

1995 CHEVROLET 1500
165,000 MILES • 5.7L • V8 • 2WD • MANUAL
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JACKNUT
  • MEMBER
  • 65 POSTS
Seems to run rich more power at high rpm's. I changed throttle body and put in a known good temperature sensor.. any ideas? Thanks
Aug 9, 2019 at 2:02 AM
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STRAILER
  • CAR REPAIR CONTRIBUTOR
  • 54,189 POSTS
Hello,

These truck had problem with the EGR valve. lets remove it to check the valve. here is a video to show you how and a guide that can help as well:

https://youtu.be/DqUCbbKdWf4

and

https://www.2carpros.com/articles/engine-has-low-power-output

Please run down these guides and report back.
Aug 10, 2019 at 2:07 PM
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