Dealer or junkyard for stock replacement Parts store for aftermarket ones
if you know what you are doing, a day.
they did not come with one dummy
Take the plastic cover off on the inside of the door .There should be a Phillips screw holding it on. Then remove a piece of foam rubber. This should expose three 10 mm nuts holding the mirror on. remove mirror . Reverse to re install
Yes, the front ends should be identical.
Almost all body parts from a 94 will fit on a 91.
if you haven't figured it out yet--heres what you do. Jack up the front of the car, crawl up underneath the oil pan and look up above the passenger's side drive axle. You should see it there.
yes
The Cadillac CTS Coupe has two driver and passenger airbags
Yes. The sc1 is a coupe.
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the quad driver is a individual circuit within the PCM. you will need to replace the engine computer (PCM) in order to correct this issue.
It is on the driver side, behind headlight.