Quote Originally Posted by AKlowriderZ71 View Post
You probably have a hub/speed sensor going bad then. Try to find someone with a scantool, and moniter the sensors during a test drive while the problem occurs.


+1. You can also measure the resistance thorugh the sensors ususally around 900-1200 Ohms but this is a little unreliable as a static measurement. Check the hubs for play too. Most acceleration DTC's are caused by erratic readings. Make a good visual inspection of the WSS wiring.