GMC TSB #030730020
2003 GMC Yukon
Affected Component: POWER TRAIN:AUTOMATIC TRANSMISSION
- TSB Document
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- 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# 030730020.
- Summary
- TRANSMISSION HAS A HARSH 1-2 SHIFT, SLIPPING 1-2 SHIFT FOLLOWED BY A HARSH ENGAGEMENT. *TT