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    Removing window motor

    Any tips on removing the 91 window motor? Sorry if this has been covered. The search is not working great for me. I need to do the front two doors. I just got the driver door panel off but I'm not seeing how to get this thing out.
    1991 Mercury Grand Marquis LE SOLD

    1972 Ford F100 Custom - 5.9 - Stock

    2011 Ford Fusion SE - 2.5 - Stock

    2018 Toyota Highlander XLE


    #2
    Oh and one more thing before I go back down to garage. I picked up some 6.5s for for the front doors. The old speakers set against an angled piece of plastic. Does that need to come off the mount the new speakers or to the new ones mount over that. If so I assuming you have to grind down the 3 plastic nubs that stick out so it will sit flush?
    1991 Mercury Grand Marquis LE SOLD

    1972 Ford F100 Custom - 5.9 - Stock

    2011 Ford Fusion SE - 2.5 - Stock

    2018 Toyota Highlander XLE

    Comment


      #3
      For the window motors, drill three holes so you can get a socket on the three bolts that hold the window motor in place. I believe the Ford service manual suggests doing this job by drilling holes.
      There three are dimples that are supposed to line up with the three bolts but I've had more than one of those dimples on my cars that did not line up exactly right. I don't recall the drill bit size, but it needs to be big enough for a 5/16" or 8mm socket to fit.

      Not sure on the speakers, I still have the factory speakers on both of my '91s.
      Vic

      ~ 1989 MGM LS Colony Park - Large Marge
      ~ 1998 MGM LS - new DD
      ~ 1991 MGM LS "The Scab"
      ~ 1991 MGM GS "The Ice Car"

      Comment


        #4
        There are 3 dimples in the door skin at the bottom in a trianglular shape (unless the holes are already drilled). Drill the holes big enough so you can fit a 1/4" drive 8mm socket in it. There are bolts behind each dimple. You will need an extension in order to reach the bolts. Remove your door speaker so you can remove the motor. Be wary that the window might fall down on it's own after the motor is out so some masking tape wrapped around the glass beforehand should do the trick (Masking tape doesn't leave residue if it hasn't been on for very long). Use some plastic or paper to hold the bolts in place when putting the motor back in. They suck sometimes to reinstall.

        As for the speakers, the 90+ had those angled things to compensate for a loss of sound when they got rid of the dash speakers. If you can make the aftermarket speakers fit in the stock plastic thing, go for it. If not, it's only a few more phillips head screws holding that on.

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          #5
          are these the dimples where I drill?Click image for larger version

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          the red arrows are where i thing the dimples are... the green arrows are rivots
          Last edited by Salty Dog; 06-04-2016, 10:06 PM.
          1991 Mercury Grand Marquis LE SOLD

          1972 Ford F100 Custom - 5.9 - Stock

          2011 Ford Fusion SE - 2.5 - Stock

          2018 Toyota Highlander XLE

          Comment


            #6
            Those are the ones. Do not drill the rivets. A 1/2" hole is big enough to stick the 5/16" socket on an extension in. You can go smaller, but you'll have to stab the extension in and then fish around inside to put the socket on it from inside the door, and do the same with the screws.
            86 Lincoln Town Car (Galactica).
            5.0 HO, CompCams XE258,Scorpion 1.72 roller rockers, 3.55 K code rear, tow package, BHPerformance ported E7 heads, Tmoss Explorer intake, 65mm throttle body, Hedman 1 5/8" headers, 2.5" dual exhaust, ASP underdrive pulley

            91 Lincoln Mark VII LSC grandpa spec white and cranberry

            1984 Lincoln Continental TurboDiesel - rolls coal

            Originally posted by phayzer5
            I drive a Lincoln. I can't be bothered to shift like the peasants and rabble rousers

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              #7
              The bottom dimple is below the door panel so i cant drill a hole there. I put my hand through the speaker hole so I could get a feel for the placement, and the lower screw is just as low as the dimple and about an inch to the right. I was able to get the other two out. Not sure what Im going to do about this third one.
              Last edited by Salty Dog; 06-04-2016, 11:50 PM.
              1991 Mercury Grand Marquis LE SOLD

              1972 Ford F100 Custom - 5.9 - Stock

              2011 Ford Fusion SE - 2.5 - Stock

              2018 Toyota Highlander XLE

              Comment


                #8
                a 5/8 hole would be better just for some wiggle room. Also, you can drill a hole there... you just have to be careful and keep things flush so you can put a body hole plug there to fill the hole if you want. Or you can use a 5/16 ratcheting box-end wrench to help make shorter work of that one.

                Only two things are infinite, the universe and human stupidity, and I'm not sure about the former. -- Albert Einstein
                rides: 93 Crown Vic LX (The Red Velvet Cake), 2000 Crown Vic base model (Sandy), 2003 Expedition (the vacation beast)

                Originally posted by gadget73
                ... and it should all work like magic and unicorns and stuff.

                Originally posted by dmccaig
                Overhead, some poor bastards are flying in airplanes.

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                  #9
                  I like the body plug idea. I have to keep this thing clean or Ill be in big trouble with the wifey. Going to brake on it for the night. Thanks for the help yall.
                  1991 Mercury Grand Marquis LE SOLD

                  1972 Ford F100 Custom - 5.9 - Stock

                  2011 Ford Fusion SE - 2.5 - Stock

                  2018 Toyota Highlander XLE

                  Comment


                    #10
                    If your wifey randomly pokes around the car looking for half-exposed holes near the bottom of the doors, you may wanna reassign her to keeping your car detailed - that thing will always look better than the day it rolled off the assembly line! Talk about a major case of OCD, lol.

                    The reason the dimples do not line up with the bolt heads exactly is because the regulators use a different style of window motors than the '88 and older cars. The regulators are slotted and will readily accept both motors, however the newer type has the mounting bolts closer together, while the dimples are placed based on a template made for the older motors with the bolts spread slightly further apart (which also means that if one, for whatever reason, gets the urge to replace the new-style motors with the old-style, then the bolts will line up with the dimples darn near perfect). So basically just drill a small hole at first and look thru it, if the bolt head is right there go for the gusto in 1/2" or larger size, but if the bolt head is off to one side put the drill down and reach for the die-grinder instead and start enlarging the pilot hole in the direction of the bolt head.
                    The ones who accomplish true greatness, are the foolish who keep pressing onward.
                    The ones who accomplish nothing, are the wise who know when to quit.

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                      #11
                      Have you successfully done a swap? I have tried, and the new pancake motors are NOT a direct replacement for the old Round body motors (round body motors include early 1989 model year, which I had). Look at the drive end of the two motors, the gear on the pancake one has a protrusion at its base and will bind in an old style regulator as there is no clearance for that protrusion. You can feel it when you put the motor in place, so if you have a round body motor don't bother trying to swap unless its a late 1989 build that might have the newer regulator in it that has clearance for a motor.

                      Alex.

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                        #12
                        Thread hijack: will the old round motors replace a newer pancake?
                        1990 Country Squire - under restoration
                        1988 Crown Vic LTD Wagon - daily beater

                        GMN Box Panther History
                        Box Panther Horsepower and Torque Ratings
                        Box Panther Production Numbers

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                          #13
                          My '89 also has the old style window motors. The holes always line up on that car and all the older boxes that I've had.
                          Now that I think about it, it was only on my '91s that the holes did not quite line up. They weren't terribly off but I did have to enlarge the hole toward the bolt like HRG mentioned.
                          I never really made the connection that it was only on my '91s that the holes didn't line up quite right, but it makes sense now based on what HRG said.
                          Last edited by VicCrownVic; 06-05-2016, 02:43 PM.
                          Vic

                          ~ 1989 MGM LS Colony Park - Large Marge
                          ~ 1998 MGM LS - new DD
                          ~ 1991 MGM LS "The Scab"
                          ~ 1991 MGM GS "The Ice Car"

                          Comment


                            #14
                            Originally posted by Tiggie View Post
                            Thread hijack: will the old round motors replace a newer pancake?
                            Yes! Round-body motors fit in '90-'91 regulators just fine. Just did that last week actually.

                            Pancake motors in '89-down regulators, haven't tried that. Since GM_Guy has, however, I'd take his word for it that such a swap is a no-go.
                            The ones who accomplish true greatness, are the foolish who keep pressing onward.
                            The ones who accomplish nothing, are the wise who know when to quit.

                            Comment


                              #15
                              I have this kit installed in my 87 Crown Victoria. Been this way for years with auto up/down one touch modules in line and no issues whatsoever (aside from ones insides rusting out).




                              Is this the pancake motor you speak of?

                              I know I originally removed the big round body ones and replaced them with these.
                              ~David~

                              My 1987 Crown Victoria Coupe: The Brown Blob
                              My 2004 Mercedes Benz E320:The Benz

                              Originally posted by ootdega
                              My life is a long series of "nevermind" and "I guess not."

                              Originally posted by DerekTheGreat
                              But, that's just coming from me, this site's biggest pessimist. Best of luck

                              Originally posted by gadget73
                              my car starts and it has AC. Yours doesn't start and it has no AC. Seems obvious to me.




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