This harness provides the new radio with the following wires that the factory radio handles through computer signals. Switched 12, Illumination, Parking brake, Reverse signal & Vehicle Speed Sense.
This harness is the same as the one above but is also has a chime box that keeps the factory chimes in the car.ย The chimes are usually produced by the factory radio.
This is the harness that you use if your car had a fiber optic amplifier.ย The chimes are handled by the amplifier so the chime box is not needed.
With our buying the “Radio Wiring Harness” below this part alone will not connect your new radio to your BMW
Use the list below to figure out which one you need.
You need to buy this and add it to the “Radio Wiring Harness” below if you want your steering wheel controls to work.ย If you do not have steering wheel controls or don’t care if they work then do not buy this.
These tools come in handy when removing your cars body panels.