2006 TL used Car/transmission vibration between 55-60mph 80k miles? on 2006 Acura TL

Seems sluggish to switch gears between 55-60 miles per hour.

by in Evansville, IN on July 18, 2014
1 answer
ANSWER by , July 18, 2014
Have TCM scanned for codes , may have DTCs set , without having the check engine light on.