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April 27, 2018 Service bulletin

Electrical system

GMC technical service bulletin PIP5432A for 2016 GMC Sierra 1500, 2017 Chevrolet Silverado and 2016, 2018 Chevrolet Silverado 2500 and others.

Bulletin number
PIP5432A
Component
Electrical system
Summary
This Preliminary Information communication advises the technician that the Technical Assistance Center TAC has a part restriction for theGenerator Control Module (GCM). The dealer technician is advised to call the GMTechnical AssistanceCenter for further assistance

Owners of these vehicles have filed 108 complaints in the electrical category.

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