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Cadillac TSB #PIC6450

2021 Cadillac CT4

TSB Document:

Affected Component: ELECTRICAL SYSTEM

Summary
This Preliminary information communicates a process to correct the concern of Unable to contact OnStar after the 3G EOL on 2015-2022 model year vehicles in the United States.

This Preliminary information communicates a process to correct the concern of Unable to contact OnStar after the 3G EOL on 2015-2022 model year vehicles in the United States.

Date Published
FEB 24, 2022
NHTSA TSB #
10208991
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