Affected Component: POWER TRAIN:AUTOMATIC TRANSMISSION

Date Published
DEC 11, 2014
NHTSA TSB #
10114778
TSB Document
Summary
This Preliminary Information communication provides information to the technician about vehicle with a clunk type noise on start up with the vehicle in park when the vehicle is equipped Allison LCT1000 transmission. This condition is considered to be an operating characteristic of the Allison LCT1000 transmission.