The advantage of an electric window regulator is undeniable in comparison with manual mechanisms. However, it has the disadvantage of being much more complicated in terms of repairs. In addition, it is not necessarily easy to pinpoint the cause of the problem. With this article we will see how to repair the electric window regulator of a Citroen Sm . But before seeing the procedure to follow, you must be sure to know where the problem came from. Let's be clear, it is sometimes unnecessary to change the entire window regulator, a simple repair can often work. Whether it concerns a false contact, or simply a lack of oiling. Now that you are sure of the cause of the malfunction, let's get back to our topic.
How to replace a Citroen Sm window regulator
Changing a window regulator is rather time-consuming. Depending on your experience on the subject, plan about three hours to make sure you have the time you need. Whether for a Citroen Sm or another vehicle, this operation is for experienced DIY enthusiasts. So let's see how to do it, step by step. We advise you to take pictures at different times to help you mount the new window regulator.
Removing a window regulator on a Citroen Sm
- Remove the entire door trim. From the handle to the mirror cover. This should be done very gently using a flat screwdriver. You must ensure that you access the window regulator at all points without being obstructed. This manipulation is quite long to perform.
- Remove the window regulator seals from your Citroen Sm. Again, it is wiser to do it carefully.
- Now that you have accessed the window regulator, disconnect the connectors. You can then remove the motor from the window regulator when it is blocked.
- Remove all the fasteners that hold the glass, then remove the glass. It is sometimes advisable to place the window halfway up to be able to carry out this operation. Of course, extreme care must be taken when handling the glass. It is best to put it on a rather thick sheet.
- Remove the window regulator as a whole. It is wiser to memorize your position. You can take a picture of it if it helps you to install the new window regulator. The window regulator is at times held by screws or rivets, so it will be necessary to remove them.
The installation of an electric window regulator of a Citroen Sm
- Present the new window regulator. Make sure that its position is similar to the previous window regulator. You should probably use the fasteners that you have set aside.
- Replace the glass as you removed it. At times it will be necessary to move it a little so that it fits properly in its guide.
- Reconnect the connectors.
- Fit the seals that you have carefully removed.
- Replace the door trim assembly.
It's done, you now have a new and working window regulator . So you can turn on your car and test it.