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2018 Chevrolet Silverado 1500 LTZ 5.3L Miss on # 8 Cylinder
Posted to GM Chassis on 9/2/2023 16 Replies

This truck has a miss at idle on number 8 cylinder. The mifire counts go way down at higher engine speed. As you can see in repair history this one has us stumped. There are no tapping noises. I would hope that would rule out lifters which these truck seem...

16 Replies Received (View Replies)

  Related Documents & Media  2018 Chevrolet Silverado 1500 LTZ

 
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car Vehicle Data

2018 Chevrolet Silverado 1500 LTZ

VIN 1GCVKSEC7J
Engine5.3 L / 8 cyl / ELECTRIC/GAS
Trans8-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedMiss on # 8 Cylinder
ConditionsRuns Rough at Idle
Message Closed

car Vehicle Data

2018 Chevrolet Silverado 1500 LTZ

VIN 1GCVKSEC7J
Engine5.3 L / 8 cyl / ELECTRIC/GAS
Trans8-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedMiss on # 8 Cylinder
ConditionsRuns Rough at Idle