For this unit to work the car sometimes needs to be programmed for an MP3 CD changer.ย And for the call feature to work the car must be programmed for calls.
This is the default unit for your car.ย If you have a CD changer you will need a fiber loop to bypass it.ย I you want to keep the CD changer you must use the GW52MO2 below and the unit must be connected at the CD changer in the trunk.