The question you ask is too involved for a proper answer. You may want to go to a car parts store, or book store, and get a repair manual for your car. They cost about $16.00 Or, go to a Public Library.
I just replaced mine with little or no trouble once I got the right part from the dealer. It is very simple and you would think the manual would point it out. The mirror snaps in place. All you need to do is stick a hard peace of plastic or screw driver or something equivalent behind the mirror and pry it off. The replacements that I have found only come with directional arrows in them and those are harder to install, but come with full instructions.
there should be a mounting bracket that screws onto the door and then the mirror screws to the bracket.
convex mirror provide erect small and virtual image of the object.these are used in side view mirrors of vehicles so that the driver can have a better view of traffic behind.
So that a driver can see the word Ambulance correctly in his rear-vision mirror.
First remove door panel, then there will be 3 nuts by mirror fixture securing it to door. Don't forget electric connectors. Remove and replace as needed.
how to install driver mirror
how to install Ford Ranger Driver Side View Mirror
To install the Mitsubishi Eclipse driver mirror, you will need to remove the interior door panel on the driver's side. Then, remove the cover for the mirror screws. Remove the screws and wiring and remove the old mirror. Replace the wiring and screws as you add the new mirror to the car. Then place the cover and the door panel back on the vehicle.
Inside or outside?
Remove the inside door panel from your 1991 Chevrolet 1500 pickup truck. Remove the wiring harness from the mirror. Remove the driver side mirror retaining bolts. Reverse the process to install the new driver side mirror.
the mirror should just pop out, remove the two heating wires and install the new mirror
if its the whole mirror you should be able to get to it from the inside door panel.its a star bit
buy the service manual
For Manual adjust mirrors!Remove the plastic cover on the outside of the mirror with a knife.Undo the 2 Phillips screws that have been exposed.Remove the plastic round cover and rubber cover from the manual adjuster on the inside of the car.Remove the 2 7mm nuts, now exposed, from the maual adjuster.Pull the mirror off the car from the outside of the door.
You need to remove the door panel. Remove the wires going to the mirror. Remove the nuts holding the side mirror. Reinstall in reverse order.
This is done from outside the vehicle. Fold the mirror back toward the door and you'll see the 3 mounting screws.
Buy a Haynes Repair Manual for your car(@ 25 bucks). You will have the required info to do the job.....