× 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
2001 Chevrolet Silverado 3500 8.1L Unusual Downshifting
Posted to GM Transmission on 4/5/2012 4 Replies

There also is no gear indicator on the ipc,and no trans temp [...] are currently no dtcs [...] tool will not communicate with the trans but does communicate with the pcm.

4 Replies Received (View Replies)

  Related Documents & Media  2001 Chevrolet Silverado 3500

 
Message Closed

car Vehicle Data

2001 Chevrolet Silverado 3500

VIN 1GBJK34G51
Engine8.1 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedUnusual Downshifting
ConditionsUpshfits Fine Thru Gears
Misc.Dump
Message Closed

car Vehicle Data

2001 Chevrolet Silverado 3500

VIN 1GBJK34G51
Engine8.1 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedUnusual Downshifting
ConditionsUpshfits Fine Thru Gears
Misc.Dump