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2009 Chevrolet Trailblazer LT 4.2L Poor Idle Quality, Stall, Misfire, MIL Lamp on
Posted to GM Driveability on 8/11/2021 10 Replies

Thanks In advance replaced Head because of a coolant leak from the rear exhaust manifold Stud working with the warranty side of the head remanufacturer but the take forever to respond to me. Smoked the intake i can build 13" of H2O. It will Misfire On Cyli...

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car Vehicle Data

2009 Chevrolet Trailblazer LT

VIN 1GNDT33S69
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Stall, Misfire, MIL Lamp On
Message Closed w/FIX

car Vehicle Data

2009 Chevrolet Trailblazer LT

VIN 1GNDT33S69
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Stall, Misfire, MIL Lamp On