Misfire on #5 in a 98 Tahoe 5.7 liter

Asked by Guru6GDM7 Apr 12, 2020 at 03:56 AM about the 1998 Chevrolet Tahoe LT 4-Door 4WD

Question type: Maintenance & Repair

Misfire on #5 in my 98 Tahoe 5.7 liter

2 Answers

40,210

Further investigation is required then. It could be a valve issue. Perform a cylinder pressure test, and or leak down test to see if that cylinder is lower than the others. Another culprit if the fuel injector. It could be leaking or clogged.

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