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GMC TSB #PI-0310
2012 GMC Sierra
TSB Document:
Affected Component: POWER TRAIN:AUTOMATIC TRANSMISSION
- Summary
- GM: THERE ARE TRANSMISSION PROBLEMS THAT INCLUDE TROUBLE SHIFTING AND NOISES. THERE MAY BE SERPENTINE BELT PROBLEMS CAUSING IT. *RM UPDATED ON 06/27/2011. *KB UPDATED 3/12/12. *PE UPDATED 1/2/14. *PE *PE
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