check coolant temp sensor
IIRC, 700r-4
The 1989 GMC G-Series Vandura takes 16" replacement windshield wiper blades on both sides front.
on my 1989 vandura, the interior lights are on two different switches - the horn/DM fuse will turn on the front dome light and the rear light if that's what your looking for.....
May be a vacuum leak
its a relay in the tranny if you drop the trany pan you can see them
On my 1989, it is the round silver module in the fuse panel under the dash on the drivers side
car stalls backfires hard to start
check your fuel filter and also your spark plugs.
I just drove from Ohio to Arizona with a 1989 GMC 2500 and averaged 15.5 mpg.
my 1989 has a 25 gallon tank........just run it out and fill it up - see how much it holds
where is the over drive solenoid located on a 1989 Chevy Corsica
This question is un-answerable. It does not include transmision model, Engine type and displacement, Vehicle Wheel base. Because of the age of the vehical and the many transmisions that will fit and how cheap parts are for used parts it would be easier to crawl underneath with a tape measure.