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Chevrolet
Tahoe
Engine
Symptoms
Misfire
misfire cylinder four
2008 CHEVROLET TAHOE
190 MILES • 5.3L • V8
SHERMAN SIMMONS
MEMBER
1 POST
25 psi in cylinder, engine running rough and gas smell.
Oct 1, 2020 at 10:51 PM
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ASEMASTER6371
✓
Experienced Mechanic
52,796 POSTS
Good afternoon,
This reading indicates you may have either burned valves or bad rings.
https://www.2carpros.com/articles/the-reasons-for-low-compression
https://www.2carpros.com/articles/replace-engine-piston-rings
The heads will have to removed to determine the failure.
https://www.2carpros.com/articles/engine-misfires-or-runs-rough
Roy
Oct 2, 2020 at 2:36 AM
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