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February 1, 2008 Service bulletin

Diagnosis for service fast learn adapts fails, no forward or no reverse

Chevrolet technical service bulletin PIP4219 for 2008 Chevrolet Silverado 1500, 2007 GMC Sierra 1500 and 2007 Chevrolet Silverado and others.

Bulletin number
PIP4219
Component
Power train: automatic transmission: control module (TCM/PCM/tecm)
Summary
Diagnosis for service fast learn adapts fails, no forward or no reverse. Nj updated 4/1/08. Nj

Owners of these vehicles have filed 1,469 complaints in the transmission category.

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