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2014 Buick Regal Premium 2.0L Cuts out, Misfire, MIL Lamp on
Posted to GM Driveability on 8/28/2026 15 Replies

Engine had amazon coil and plugs.. I installed new gm coils and spark plugs. Tried a new GM maf sensor..Can not get it to misfire under load by brake torquing it.. When its cold it's worse. Around 4,5 and 6 gear right around 2000 rpm it will misfire. When ...

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car Vehicle Data

2014 Buick Regal Premium

VIN 2G4GK5EX2E
Engine2.0 L / 4 cyl / GAS
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection / direct injection
EmissionsOBD-II Compliant
SymptomsCuts Out, Misfire, MIL Lamp On
OccursCold, Hot, Under Load, on Accel

Trouble Codes

P0300Multiple Misfire Detected
P0301Cylinder 1 Misfire Detected
Open Help Request

car Vehicle Data

2014 Buick Regal Premium

VIN 2G4GK5EX2E
Engine2.0 L / 4 cyl / GAS
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection / direct injection
EmissionsOBD-II Compliant
SymptomsCuts Out, Misfire, MIL Lamp On
OccursCold, Hot, Under Load, on Accel

Trouble Codes

P0300Multiple Misfire Detected
P0301Cylinder 1 Misfire Detected