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GMC TSB #030421005
2003 GMC Yukon
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# 030421005.
Affected Component: POWER TRAIN
- Summary
- SERVICE 4WD LIGHT ON, 4WD INOPERATIVE, DIAGNOSTIC TROUBLE CODES C0300 AND/OR C0305 SET. *TT
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