Plug and Play Interface
Allows Replacement of a GM Class II factory stereo
Maintain operation of the OnStar® system, Bose® amplifier and speakers
Allows Audio from the OnStar® system to play through the two front factory speakers when OnStar® is active.
Retains Vehicle Parking Assist chimes
Retains warning chimes
'00 - '02 Eldorado
'00 - 05 Deville/Seville