Product Features:

• General Motors OnStar Interface for Cadillac CTS/SRX
• The OS-2CTS is a plug and play interface that allows replacement of a factory stereo in the Cadillac CTS and SRX Vehicles. This interface maintains operation of the OnStar System and factory amplifier. The OS-2CTS allows audio from the OnStar system to play through the two front factory speakers when OnStar is active, and mutes the new replacement radio. The OS-2CTS supplies an accessory turn on wire and retains the factory Retain Accessroy Power (RAP) feature. Warning chimes are also fully retained
• Class II circuitry will not disable vehicle data bus even if interface loses power.
• On Star active LED and Ignition on LED
• Provides +12v switched accessory output
• Mute output to either mute the aftermarket radio or to turn if off when On Star® is active
• On Star volume control via factory steering wheel audio controls or click wheel
• New radio will operate with the vehicle RAP (Retained Accessory Power) system, which is 10 minutes or until a door is opened

Compatible with the following vehicles:

• Cadillac
  • 2003-2007 CTS
  • 2004-2007 SRX (without factory installed navigation)