How To Fix '79-'86 Fox-Body Problems

This one is tough, because getting to the heater core takes considerableeffort. A bad heater core can be a problem due to lack of cooling-systemmaintenance. Replacing a core is a big job because it has to be accessedunder the dash. If your car needs a new core, flush the cooling systemand install new hoses, too. If you're looking at a potential purchasethat needs a core, be sure to factor in the labor cost.

The console armrest pad is another interior piece that gets plenty ofwear. Heat damage and general old age are the usual culprits. Bothreplacement pads and pad covers are available, the latter being a greatchoice for those on a budget. Also shown is a cracked console coin tray (right),which is available from LRS. It includes the emergency-brake-handleseal, which is often damaged or missing.

Doors that sag are common on '79-'93 Mustangs, especially on the driverside. The bushings in the hinges are the culprit, and replacing themalong with the hinge pins will do the trick. Also consider a newstriker.

(above and right) Air and/or water leaking in the doors occurs when door weatherstrip istorn or misshapen. New weatherstrip should be a good solution,especially on the more commonly used driver side.