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July 10, 2020 Service bulletin

Electrical system: ADAS: parking assist: software

GMC technical service bulletin PIT5758 for 2021 GMC Yukon and 2021 GMC Yukon XL.

Bulletin number
PIT5758
Component
Electrical system: ADAS: parking assist: software
Summary
This Preliminary information communicates an issues with front park assist false alerts caused by a software issues. Engineering is working on new software to correct this concern.

Owners of these vehicles have filed 46 complaints in the electrical category.

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