PAC OS2CCTSX Onstar Interface for 03-07 CTS & 04-07 SRX

Connect a new car stereo and retain OnStar, warning chimes, and the premium amplified audio system in 2003-07 Cadillac CTS or SRX models

What's in the Box:

Owner's manual

OS-2C-CTS Radio replacement interface module (for GM vehicles with OnStar)
CM1 Chime output module
13" Vehicle harness (OS-CTS)
8" Radio harness
Radio Replacement Installation Instructions
Chime Module Installation Instructions