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2004 Chevrolet Trailblazer LS 4.2L MIL Lamp on
Posted to GM Driveability on 7/7/2011 13 Replies

This vehicle came in for SES light no driving concerns. Unit was not getting up to temp, replaced thermostat to get temp upto spec, t-stat was visibly stuck open. Tested and replaced secondary air pump shutoff valve-ok. Now the big problem we are having is tha...

13 Replies Received (View Replies)

  Related Documents & Media  2004 Chevrolet Trailblazer LS

 
Message Closed w/FIX

car Vehicle Data

2004 Chevrolet Trailblazer LS

VIN 1GNDT13S84
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On

Trouble Codes

P0128Cooling System Malfunction
P0132Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit High Voltage
P0172Fuel System Too Rich (Bank 1)
P0410AIR System Oxygen Sensor Monitor
P0455EVAP System Very Large Leak Detected
Message Closed w/FIX

car Vehicle Data

2004 Chevrolet Trailblazer LS

VIN 1GNDT13S84
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On

Trouble Codes

P0128Cooling System Malfunction
P0132Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit High Voltage
P0172Fuel System Too Rich (Bank 1)
P0410AIR System Oxygen Sensor Monitor
P0455EVAP System Very Large Leak Detected