× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
2003 Chevrolet Trailblazer LT 4.2L MIL Lamp on
Posted to GM Driveability on 12/30/2009 10 Replies

This vehicle has had coolant temp codes in each of the last three years. About every 20k the light comes on. We have flushed the cooling system during that period and replaced the thermostat on two occassions already. There are hits for a problem in the coolan...

10 Replies Received (View Replies)

  Related Documents & Media  2003 Chevrolet Trailblazer LT

 
Message Closed w/Summary

car Vehicle Data

2003 Chevrolet Trailblazer LT

VIN 1GNDT13573
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On

Trouble Codes

P0128Cooling System Malfunction
Message Closed w/Summary

car Vehicle Data

2003 Chevrolet Trailblazer LT

VIN 1GNDT13573
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On

Trouble Codes

P0128Cooling System Malfunction