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2007 Chevrolet Silverado 1500 WT 5.3L Misfire
Posted to GM Driveability on 1/7/2022 18 Replies

Truck has intermittent misfire occuring when hot that comes on with acceleration - hard to produce in bay with engine torquing. During fault condition Stabilitrak warning light comes on dash and misfire counter registers thousands of misfires on cyl 7 with...

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car Vehicle Data

2007 Chevrolet Silverado 1500 WT

VIN 2GCEK13M27
Engine5.3 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / Returnless rail
EmissionsOBD-II Compliant
SymptomsMisfire
OccursHot

Trouble Codes

P0300Multiple Misfire Detected
P0307Cylinder 7 Misfire Detected
P0573Brake Switch 1 Circuit High
Open Help Request

car Vehicle Data

2007 Chevrolet Silverado 1500 WT

VIN 2GCEK13M27
Engine5.3 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / Returnless rail
EmissionsOBD-II Compliant
SymptomsMisfire
OccursHot

Trouble Codes

P0300Multiple Misfire Detected
P0307Cylinder 7 Misfire Detected
P0573Brake Switch 1 Circuit High