Misfire
Asked by Guru1BJS3 Sep 04, 2019 at 01:34 PM about the 1999 Chevrolet Suburban K1500 4WD
Question type: Maintenance & Repair
Has a misfire that comes and goes.
Replaced about everything I can
think of complete tune up. Cheap
computer says #7 each time.
Double checked wire, plug, cap. All
fine.
2 Answers
Krazykraut66 answered 5 years ago
I had same thing. Checked every thing. Ended up cam and lifter arm on #7 was worn. Replace cam,lifter arms, push rods,oil pump.