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2004 Chevrolet Aveo LS 1.6L Misfire, MIL Lamp on
Posted to GM Driveability on 3/26/2017 20 Replies

Replaced engine with wrecker engine. Scan data shows misfiring on cyl 2 mostly, with minor misfires on 1 and 3. 4 shows no misfires. Every few days the mil will flash and set code P0300 (the most useless code IMO). New plugs, good wires (checked resistance), s...

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  Related Documents & Media  2004 Chevrolet Aveo LS

 
Message Closed w/FIX

car Vehicle Data

2004 Chevrolet Aveo LS

VIN KL1TJ526X4
Engine1.6 L / 4 cyl / GAS
Trans4-speed Automatic
DeliveryFuel Injection / sefi
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursAlways

Trouble Codes

P0300Multiple Misfire Detected
Message Closed w/FIX

car Vehicle Data

2004 Chevrolet Aveo LS

VIN KL1TJ526X4
Engine1.6 L / 4 cyl / GAS
Trans4-speed Automatic
DeliveryFuel Injection / sefi
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursAlways

Trouble Codes

P0300Multiple Misfire Detected