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November 1, 2005 Service bulletin

Transmission control module (TCM) shorted to battery voltage during diagnosis and/or service

Chevrolet technical service bulletin 050730016 for 2005-2006 Chevrolet Cobalt, 2005-2006 Saturn Ion and 2006 Chevrolet HHR.

Bulletin number
050730016
Component
Power train: automatic transmission: control module (TCM/PCM/tecm)
Summary
Transmission control module (TCM) shorted to battery voltage during diagnosis and/or service. Tt updated. Nm

Owners of these vehicles have filed 382 complaints in the transmission category.

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