Running rich

Tiny
JACKNUT
  • MEMBER
  • 1995 CHEVROLET 1500
  • 5.7L
  • V8
  • 2WD
  • MANUAL
  • 165,000 MILES
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
Friday, August 9th, 2019 AT 2:02 AM

1 Reply

Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 42,822 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.
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Saturday, August 10th, 2019 AT 2:07 PM

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