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2007 GMC Envoy SLE 4.2L Compression
Posted to GM Engine on 4/15/2014 22 Replies

This vehicle has no ticking, no backfire through the exhaust or the intake, live misfire readings on cylinder five are all over the place the other cylinders have small history of misfires. Use the borescope both both valves opening and closing and cylinder wa...

22 Replies Received (View Replies)

  Related Documents & Media  2007 GMC Envoy SLE

 
Message Closed w/Summary

car Vehicle Data

2007 GMC Envoy SLE

VIN 1GKDT13S37
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedCompression
ConditionsMisfire Cylinder Five
Message Closed w/Summary

car Vehicle Data

2007 GMC Envoy SLE

VIN 1GKDT13S37
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedCompression
ConditionsMisfire Cylinder Five