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2019 Chevrolet Colorado LT 2.8L Misfire
Posted to GM Driveability on 3/17/2023 7 Replies

Hi all. Rough idle, misfire on #2 on the GDI 3.6. Sprayed 2 cans on valve cleaner through the intake at 2500 rpm. No change. Popping through the intake as well. Injector balance test within specs so I am leaning toward carbon on the intake valves and plann...

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  Related Documents & Media  2019 Chevrolet Colorado LT

 
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car Vehicle Data

2019 Chevrolet Colorado LT

VIN 1GCHSBEN4K
Engine2.8 L / 4 cyl / DIESEL
Trans8-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMisfire

Trouble Codes

P0300Multiple Misfire Detected
Message Closed

car Vehicle Data

2019 Chevrolet Colorado LT

VIN 1GCHSBEN4K
Engine2.8 L / 4 cyl / DIESEL
Trans8-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMisfire

Trouble Codes

P0300Multiple Misfire Detected