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2005 Chevrolet Suburban 1500 Z71 5.3L Misfire, MIL Lamp on
Posted to GM Driveability on 2/18/2021 12 Replies

So we got another vehicle in that a customer can't seem to fix, now it's up to us. this Suburban shows P0300 engine code in ecu. data stream shows cylinders #1 & #8 only miss firing at idle only, take vehicle off idle and no miss fires. this is a NON VLOM ...

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  Related Documents & Media  2005 Chevrolet Suburban 1500 Z71

 
Message Closed w/Summary

car Vehicle Data

2005 Chevrolet Suburban 1500 Z71

VIN 3GNFK16Z35
Engine5.3 L / 8 cyl / FLEX
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursIdle

Trouble Codes

P0300Multiple Misfire Detected
Message Closed w/Summary

car Vehicle Data

2005 Chevrolet Suburban 1500 Z71

VIN 3GNFK16Z35
Engine5.3 L / 8 cyl / FLEX
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursIdle

Trouble Codes

P0300Multiple Misfire Detected