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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 reading.there are currently no dtcs set.scan tool will not communicate with the trans but does communicate with the pcm.

FIX posted 5/18/2012

4 Replies Received (View Replies)

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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