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December 1, 2016 Service bulletin

Power train: automatic transmission

Chevrolet technical service bulletin PIP4840Q for 2011-2015 Chevrolet Volt and 2014-2016 Cadillac Elr.

Bulletin number
PIP4840Q
Component
Power train: automatic transmission
Summary
This Preliminary Information communication advises the technician that the 4ET50 electric variable automatic transmission assembly and component restriction for the 2011-2016 MY Chevrolet Volt and Cadillac ELR. Dealer will need to call General Motors Technical Assistance Center for further assistance.

Owners of these vehicles have filed 61 complaints in the transmission category.

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