try the public library (the main branch), they often have what are called" automotive work shop repair books"
You can obtain a transmission diagram, for your 1989 Ford automobile at most auto-parts stores. You can also obtain the transmission diagram from most Ford dealerships.
The 1989 Ford Mustang GT came with a T-5 five-speed manual or an optional automatic transmission
I believe that was an ( A4LD ) automatic transmission with the 4 cylinder engine on a 1989 Ford Mustang
It is possible that a Mustang transmission will fit in a Lincoln Mark VII. It is likely that the clutch plate and the pilot bearing will have to be changed.
In a 1989 Ford Mustang 5.0 The AUTOMATIC transmission fluid level dipstick is located in the engine compartment , near the firewall , just to the passenger side of the engine The manual transmission does not have a dipstick
Actually , the manual transmission does not have a dipstick , the fluid level is checked at the fill plug on the transmission
Manuel transmission- Borg & warner T5 5 speed Automatic transmission- AOD 4 speed auto
There is a fill plug on the body of the 5 speed manual transmission
At Canadian Tire store in the automotive department.
Under the car on the passenger side. Bolted to the transmission, next to the engine.
the AODE is an electronically controlled transmission that is controlled by a separate computer this may not be a good idea for a novice.
When we had problems with our 1977 mustang, we went to Advance Auto Parts and they gave us a diagram of how it should be hooked up.