Thanks for the additional sources that I need to check.I'm looking into the EBPB and I will also check temp.sensors with my scan tool.

I'm sorry for the late response,computer problems.Back to the vehicle's problem,if I remember correctly,it still acted up at operating temp.but not as often. Thanks for the reply.

Good afternoon,glad to be associated with so many good hearted knowlegeable people.The problem I'd like help on is,every time cold weather comes,the problem starts.It is a 1999 Ford F350 4x4 Pick-up 7.3 Turbo Diesel,Super Duty truck.When ambient temp. is below 30 degrees F.,there is acceleration...