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2006 Chevrolet Trailblazer LT 4.2L MIL Lamp on
Posted to GM Driveability on 2/17/2010 20 Replies

Vehicle came in for a MIL. Diagnosed and replaced faulty evap vent solenoid. customer returns with MIL on again. This time it has a p0171 system lean. Intake was removed and inspected for vac leaks and cracks(none found) and reinstalled with new gaskets. Throt...

20 Replies Received (View Replies)

  Related Documents & Media  2006 Chevrolet Trailblazer LT

 
Message Closed w/Summary

car Vehicle Data

2006 Chevrolet Trailblazer LT

VIN [No VIN Available]
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0455EVAP System Very Large Leak Detected
Message Closed w/Summary

car Vehicle Data

2006 Chevrolet Trailblazer LT

VIN [No VIN Available]
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0455EVAP System Very Large Leak Detected