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January 31, 2018 Service bulletin

Electrical system

Chevrolet technical service bulletin PIT5526B for 2016, 2018 Chevrolet Silverado 1500, 2016, 2018 GMC Sierra 1500 and 2017 Chevrolet Silverado and others.

Bulletin number
PIT5526B
Component
Electrical system
Summary
This Preliminary Information communication advises the technician that the Technical Assistance Center TAC has a part restriction for the A15, Starter Generator (MGU). The dealer technician is advised to call the GMTechnical AssistanceCenter for further assistance.

Owners of these vehicles have filed 337 complaints in the electrical category.

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