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March 3, 2015 Service bulletin

Electrical system: software

Chevrolet technical service bulletin PI1427 for 2014-2015 Chevrolet Impala, 2015 Chevrolet Tahoe and 2015 Chevrolet Suburban and others.

Bulletin number
PI1427
Component
Electrical system: software
Summary
This preliminary informational bulletin provides technicians diagnostic tips for unable to align radar during distance sensing cruise control module learn procedure.

Owners of these vehicles have filed 687 complaints in the electrical category.

Vehicles covered

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