× 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
2002 GMC Envoy SLE 4.2L Differential
Posted to GM PowerTrain on 12/30/2006 4 Replies

now i have code co379 and this envoy still doesnt have 4x4 operation, i replaced the transfercase shift control module and reprogram with update, due to code c0550 and no communication. now i have communication and the 4x4 lights are working but now i have a c...

4 Replies Received (View Replies)

  Related Documents & Media  2002 GMC Envoy SLE

 
Message Closed w/FIX

car Vehicle Data

2002 GMC Envoy SLE

VIN 1GKDT13S52
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
Message Closed w/FIX

car Vehicle Data

2002 GMC Envoy SLE

VIN 1GKDT13S52
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI