Pac OS-4 OnStar Radio Replacement Interface for 29-Bit Lan GM Vehicles

The PAC OS-4 will retain OnStar® system functionality and the Bose factory-installed amplifier (if present) when the factory radio is replaced in a 29-bit LAN General Motors vehicle. It retains all safety warning chimes and audible turn signal indicators. It includes chime volume buttons and OnStar® volume adjustment, a Dual Zone function, reverse wire output, steering wheel (pre-wired) control harness, vehicle Speed Sense output (VSS), illumination and parking brake output, and an antenna adaptor. When replacing your GM factory radio, maintain OnStar® and Bose system functionality with the PAC OS-4!

Read the Instruction Manual for 1.2.3.8 Revision or Higher here

Read the Instruction Manual fro 1.2.3.4a Revision Only here

View Vehicle Compatibility here

• Brand New PAC OS-4 OnStar® Car Radio Replacement Interface for 29-Bit LAN GM Vehicles with or without a Bose Sound System
• Retains factory Bluetooth in vehicle models 2009 or newer
• Retains OnStar® when the factory radio is replaced and retains factory XM Raidio
• Retains all safety warning chimes (chime module included)
• Chime volume buttons and OnStar® volume adjustment
• Dual Zone function
• Retains back-up signal and sensors and park assist
• Retains factory premium BOSE audio (Y91 digital does not support fading)
• Supports non-amplified audio systems
• Steering wheel (pre-wired) control harness
• Retained accessory power output (RAP)
• Reverse wire output
• Vehicle Speed Sense output (VSS)
• Illumination and parking brake output
• Includes an antenna adaptor
• AVAILABLE WITH REVISION 1.2.3.8:
• XM Radio Text displayed in the Driver Information Center (cluster display)
• Retains lane departure warning system and OnStar Turn-By-Turn voice prompts
• Weight: 1.05 lbs (shipping weight)
• Product Condition: BRAND NEW!
• Part Number: OS-4
• Warranty: 1 Year VMInnovations Warranty