My transmission will not shift into 3rd gear.It is an automatic with autostick and we've replaced both the input and output sensors on it.It will go in every gear,drive,reverse etc.,but when I go down the road it shifts into the first two gears and then hesitates and slips back down to 2nd gear.
Transmission won't shift past 2nd gear on 1997 Dodge Intrepid
by Colleen Ezell in Jackson, SC on February 28, 2011
ANSWER by Visitor on February 28, 2011
Your car is going into limp mode. The computer is causing the to happen. The problem will need to be diagnosised .