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2012 Chevrolet Sonic LT 1.8L Excessive Emissions, Poor Fuel Economy, MIL Lamp on, smoke,lack of power
Posted to GM Driveability on 1/23/2024 6 Replies

Problem is intermitant. Usually shows up on hyway. A lot of smoke from exhaust and lack of power. Smoke is white with blusish tinge and smells like oil and hangs in air like oil. customer says it usually will stop if she pulls over shuts it off and restart...

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car Vehicle Data

2012 Chevrolet Sonic LT

VIN 1G1JC5SH0C
Engine1.8 L / 4 cyl / FLEX
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Poor Fuel Economy, MIL Lamp on, Smoke,Lack of Power
OccursIntermittently

Trouble Codes

P0300Multiple Misfire Detected
P0324Knock Sensor Module Performance
Open Help Request

car Vehicle Data

2012 Chevrolet Sonic LT

VIN 1G1JC5SH0C
Engine1.8 L / 4 cyl / FLEX
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Poor Fuel Economy, MIL Lamp on, Smoke,Lack of Power
OccursIntermittently

Trouble Codes

P0300Multiple Misfire Detected
P0324Knock Sensor Module Performance