TSB Document:
  • Sorry, the NHTSA has not posted this TSB document yet.

You can still get the detailed info from GMC for this TSB. Call your local GMC dealer's service department & ask for a copy of TSB# PIE0349A.

Affected Component: EQUIPMENT

Summary
Engineering Information – Service 4WD Message Displayed and DTC C0398

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Date Published
DEC 01, 2015
NHTSA TSB #
10190929
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