Project Description

BMW Models – X5 3 series + more

Problem : No central locking and or windows not working

If you have a BMW X5 or BMW 5 or 3 series and some Z3 and Z4s that have issues with the central locking not working (could be one or both doors) and / or electric window problems read on:

Cartronics offer a full repair service for the GM5 module (also GM4 and GM3), send your faulty control module into us for immediate same day repair. Or your welcome to bring the car in for a full diagnostics to confirm the fault , have unit removed & repaired all within the day.

Please see for full details of how to send unit into us, also please check out the video of our test facilities.