Sep 13, 2008 #1 A amvpv17 New member Joined Sep 13, 2008 Messages 1 Reaction score 0 Points 1 i have a thunderbird sc i accelerate the car and leave it in full throttle the engines rpm increase but then with full throttle still open the car rpm go down to normal i what can cause this problem?
i have a thunderbird sc i accelerate the car and leave it in full throttle the engines rpm increase but then with full throttle still open the car rpm go down to normal i what can cause this problem?