TSB Document:

• Sorry, the NHTSA has not posted this TSB document yet.

You can still get the detailed info from Buick for this TSB. Call your local Buick dealer's service department & ask for a copy of TSB# PI-0179.

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

Summary

BUICK/CADILLAC/CHEVROLET/GMC: EQUIPPED WITH 6T70 OR 6T75 AUTOMATIC TRANSMISSION (RPOS MH2, MH4, MH6, MY9). TRANSMISSIONS BUILT 4/1/10 THRU 5/8/10. A HARSH SHIFT, TYPICALLY INTO THIRD OR FIFTH GEAR. UPON INVESTIGATION, TECHNICIAN MAY FIND DTC P0843 IN THE TCM AS A HISTORY OR ACTIVE DTC. MODELS ENCLAVE, LACROSSE, SRX, EQUINOX, TRAVERSE, ACADIA AND TERRAIN. *PE UPDATED 3/28/11. *PE

Click a tab for more information.