Try Hemmings Magazine
You can GOOGLE Pontiac Door Lock and find a lot of hits. Try this one; http://www2.partstrain.com/store/ FriPilot
Fuse box for 1995 Pontiac grand am - door lock
get a book and find out numptey
measure the two wheelbases to find out, if they match then yes, if no you can extend or shorten the frame. 1964 Chevelle, 2 door or 4 door, hardtop or sedan frames interchange. Convertible will fit but the 2 door or 4 door, hardtop or sedan will not fit the convertible.
go to ebay.
at asda
Any Chevy Celebrity sedan or station wagon front door from 1982 to 1989 should fit and work correctly. Sedan back doors will not work on a station wagon, station wagon rear doors wont work on a sedan. The window frames are slightly different. I would look for them in a wrecking yard.
The transmission fill is through the tube the dipstick comes out of. You will find the dipstick near the firewall.
You can find detailed instructions on how to replace an door actuator and control valve on 2008 Pontiac g5 on youtube.com/watch?v=ttIZ_iCLFGo
You can figure out a fair asking price for a 2010 Chevrolet Cobalt LS, 4 door, sedan by asking professional dealerships for valuations and eBay to find out what other people are selling this car for to make up a fair price for your car.
If it is a sedan or station wagon you can probably find the door in a wrecking yard, If it is a coupe those doors do show up in wrecking yards but not as commonly.
The door switch on a 2002 Honda Civic is found inside the door panel. Remove all the mounting screws and gently pull the panel off. Find the door switch and unscrew it from the mounting bracket. Unplug and replace the switch.