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September 20, 2017 Service bulletin

GM Engineering is attempting to determine the root

Chevrolet technical service bulletin PIE0431 for 2014-2015 Chevrolet Express and 2014-2015 GMC Savana.

Bulletin number
PIE0431
Component
Electrical system
Summary
GM Engineering is attempting to determine the root cause of the above condition. Engineering has a need to gather information on vehicles PRIOR to repair that may exhibit this condition. As a result, this information will be used to "root cause" the customer's concern and develop/validate a field fix. Some customers may comment on the drivers window switch intermittent operation, inoperative, smoke, or melting.

Owners of these vehicles have filed 5 complaints in the electrical category.

Vehicles covered

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