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May 13, 2019 Service bulletin

This Technical bulletin provides a Correction for a Condition of OnStar Red LED Illuminated

GMC technical service bulletin 19NA106 for 2018 GMC Terrain, 2018-2019 Chevrolet Trax and 2018-2019 Chevrolet Sonic.

Bulletin number
19NA106
Component
Electrical system
Summary
This Technical bulletin provides a Correction for a Condition of OnStar Red LED Illuminated - DTCs U18B4, U18B5, U18AF Set.

Owners of these vehicles have filed 85 complaints in the electrical category.

Vehicles covered

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