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2013 Chevrolet Silverado 2500 HD LT 6.0L Misfire
Posted to GM Driveability on 11/12/2021 16 Replies

Truck misfires bad on bank 1. O2's seemed a little lazy so I replaced them. Did not help. Short term fuel trim is -18 and long term fuel trim is -26 on bank 1 at idle. Bank 2 fuel trims are at 0. Do these have common intake leaks or injector problems. Any ...

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  Related Documents & Media  2013 Chevrolet Silverado 2500 HD LT

 
Message Closed w/FIX

car Vehicle Data

2013 Chevrolet Silverado 2500 HD LT

VIN 1GC0KVCG9D
Engine6.0 L / 8 cyl / FLEX
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMisfire
OccursIdle

Trouble Codes

P0300Multiple Misfire Detected
Message Closed w/FIX

car Vehicle Data

2013 Chevrolet Silverado 2500 HD LT

VIN 1GC0KVCG9D
Engine6.0 L / 8 cyl / FLEX
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMisfire
OccursIdle

Trouble Codes

P0300Multiple Misfire Detected