View Single Post
  #6  
Old 01-27-2010, 07:17 PM
AzNMpower32's Avatar
AzNMpower32 AzNMpower32 is offline
Tar Heel Faithful
Location: WNC
 
Join Date: Oct 2005
Posts: 13,988
Send a message via AIM to AzNMpower32
Mein Auto: 2014 Mazda3 GT
Could it simply be the torque converter locking up at speed during acceleration? Based on what you describe, your vehicle is in 4th gear at that point, and usually the AT locks up the torque converter as you accelerate from 50-70mph
Reply With Quote