Table 1 shows 21 common engine and engine cooling related problems of the 1999 Ford Mustang. The number one most common problem is related to the manifold/header/muffler/tail pipe (twelve problems). The second most common problem is related to the gasoline engine (six problems).
The car was built with a plastic intake manifold. The manifold began leaking at the thermostat housing and then the heater hose connection on the intake manifold suddenly broke. I now have to have the entire intake manifold replaced because of poor design and material selection. Read details...
3. 8l engine replaced by dealer, replacement engine same problems. Read details...
1999 Ford Mustang gt- automatic transmission. Engine stalls instead of idling when vehicle is started, comes to rest or during low speed maneuvers. Read details...