× 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
TCCM Communication
Posted to Technical Discussion Forum on 1/27/2014 13 Replies

I have this Trailblazer with the 2 speed active transfer case. Came in with lights on switch not working. I cannot communicate with the tccm with the tech 2.

I have U1000 in the PCM and IPC. I have checked the powers and grounds for the module and they are g... Login to read more.

13 Replies Received (View Replies)

 

car Vehicle Data

2002 Chevrolet Trailblazer LS 4.2L

VIN 1GNDT13S12
Engine4.2 L
Trans4-speed Automatic (Electronic)

car Vehicle Data

2002 Chevrolet Trailblazer LS 4.2L

VIN 1GNDT13S12
Engine4.2 L
Trans4-speed Automatic (Electronic)