very well could be a bad alternator
Will parts off 1985 mustang interchange with 1989 gt mustang?
On the distributor housing. It looks like a rectangle with an electrical plug at one end.
Yes
No , just the 2.3 liter 4 cylinder or the 5.0 liter V8 engines were available in a 1989 Ford Mustang
8.8
Yes
Depends on the engine
Yes the front seats from a 89 mustang v6 will fit in a 91 mustang, the tracks are the same.
The 1989 Ford Mustang GT came with a T-5 five-speed manual or an optional automatic transmission
According to my Chilton's Auto Repair Manual : A 1989 Ford Mustang has a ( 15.4 U.S. gallon gas tank )
220 horsepower for the high output 5.0 ( 302 cubic inch ) in a 1989 Ford Mustang ( the 8th " character " of the VIN is an " E " )
You didn't turn it off.