GMC TSB #15-08-44-001I

2012 GMC Sierra 1500

TSB Document:

Affected Component: ELECTRICAL SYSTEM:SOFTWARE

Summary
This informational bulletin provides information for the GM of Canada OnStar Cellular Communication Upgrade to 3G/4G LTE for vehicles that may need an upgrade.

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Date Published
MAR 21, 2017
NHTSA TSB #
10138019
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