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June 26, 2020 Service bulletin

Electrical system

Chevrolet technical service bulletin PIT5755 for 2020 Chevrolet Silverado 2500, 2020 GMC Sierra 2500 and 2020 Chevrolet Silverado 3500 and others.

Bulletin number
PIT5755
Component
Electrical system
Summary
This Preliminary information communicates an issue with the Electronic Brake Control Module incorrectly mapping DTC U0126 as a U0131 and directs the dealership to follow the diagnostics for the U0126.

Owners of these vehicles have filed 45 complaints in the electrical category.

Vehicles covered

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