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2002 GMC Sierra 3500 6.0L Misfire
Posted to GM Driveability on 8/3/2016 6 Replies

This vehicle came in for no instrument cluster operation. Long story short I found to broken grounds on the back of the engine. Repaired grounds, instrument cluster works and now I can communicate with all the modules. Test drove vehicle, CEL came on and the A...

6 Replies Received (View Replies)

  Related Documents & Media  2002 GMC Sierra 3500

 
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car Vehicle Data

2002 GMC Sierra 3500

VIN 1GDJK34U82
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMisfire
OccursCruise

Trouble Codes

P0300Multiple Misfire Detected
Message Closed

car Vehicle Data

2002 GMC Sierra 3500

VIN 1GDJK34U82
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMisfire
OccursCruise

Trouble Codes

P0300Multiple Misfire Detected