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TSB Document:

Affected Component: ELECTRICAL SYSTEM

Summary
This informational bulletin provides information on a (SES) light on and/or the vehicle goes into autostop mode due to voltage back feed through the OnStar module to the DC to DC module.

This informational bulletin provides information on a (SES) light on and/or the vehicle goes into autostop mode due to voltage back feed through the OnStar module to the DC to DC module.

Date Published
APR 13, 2017
NHTSA TSB #
10114020
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