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# 01446A.

Affected Component: POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE)

Summary
SERVICE 4WD LIGHT ON NO CODES BESIDES U1000 CODES. *TT

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Date Published
JAN 01, 2004
NHTSA TSB #
10004255
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