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March 18, 2015 Service bulletin

14632B

Chevrolet technical service bulletin 14632B for 2005-2010 Chevrolet Cobalt, 2007-2008 Saturn Ion and 2006-2011 Chevrolet HHR and others.

Bulletin number
14632B
Component
Power train: automatic transmission
Summary
14632b - special coverage (revised part information). On some vehicles equipped with an automatic transmission, the vehicle’s transmission shifter may not properly transmit an electrical signal that allows the ignition key to be turned counter clockwise past the accessory mode to the “lock” position after the vehicle has been shifted into park. If this occurs, the ignition key cannot be removed from the ignition cylinder without depressing the manual release plunger located on the underside of the steering column as described in the owner’s manual. A key left in the accessory position for an extended period of time may result in severe battery drain and a possible no start condition. In most cases, dealers are to replace the automatic transmission shifter. However, the service procedure also requires dealers to utilize diagnostic information table in si to eliminate other possible causes before replacing the automatic transmission shifter.

Owners of these vehicles have filed 669 complaints in the transmission category.

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