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GMC TSB #PI1343B

2012 GMC Sierra

TSB Document:

MC-10112292-9999.pdf

Affected Component: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)

Summary: This preliminary informational bulletin provides a procedure to reset the transmission adapts and test drive in additon to a transmission control module reprogram to correct a harsh or tie up feeling from 6-4 downshift

Click a tab for more information.

Date Published: JAN 26, 2016
NHTSA TSB #: 10112292

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