This truck drops fourth gear and torque convertor lock-up after driving about 7 miles. With break-out box hooked up, computer signal for lock-up and fourth gear are lost. TPS, Oxygen Sensor, MAP, Coolant Temp are all fine. Engine tune-up is OK. Fuel pressu...

FIX posted 1/26/1999

iATN Members:
Login to view full TechHelp request
Auto Repair Pros:
Join iATN to read this TechHelp request
Vehicle Owners:
Find a nearby iATN member to repair your vehicle