"Situation: a number of transmission shift quality concerns may be evident. examples are: • a rough gear...

Bulletin number

LTB00782NAS1

Component

Power train: automatic transmission: control module (TCM/PCM/tecm)

Summary

"situation: a number of transmission shift quality concerns may be evident. Examples are: • a rough gear change or 'jerk' from stationary when selecting drive(d) from neutral(n). • a rough gear change or 'jerk' when releasing the foot brake from a stationary position while the vehicle is in drive(d) (handbrake not applied). For example, in a traffic jam or pulling away from traffic lights. • a rough gear change or 'jerk' while driving vehicle on coastdown from sixth gear (off accelerator) but only when downshifting from fifth to fourth gear. Cause: this may be caused by transmission control module (TCM) software programming."

Owners of these vehicles have filed 21 complaints in the transmission category.