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2003 Chevrolet Trailblazer North Face 4.2L MIL Lamp on
Posted to GM Driveability on 5/22/2016 16 Replies

Please bear with me while I relate this to you all. The original engine in this Trailblazer ran ok, had no real driveability issues, but had a noise at times at idle that sounded like piston slap. The customer loves the truck and could afford it, and felt it w...

16 Replies Received (View Replies)

  Related Documents & Media  2003 Chevrolet Trailblazer North Face

 
Message Closed w/FIX

car Vehicle Data

2003 Chevrolet Trailblazer North Face

VIN 1GNDT13S03
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursCold, After Cool Down of a 1/2 Hr.

Trouble Codes

P1345Mass Airflow Sensor Loose Contact With Low Frequency
Message Closed w/FIX

car Vehicle Data

2003 Chevrolet Trailblazer North Face

VIN 1GNDT13S03
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursCold, After Cool Down of a 1/2 Hr.

Trouble Codes

P1345Mass Airflow Sensor Loose Contact With Low Frequency