GMOS-LAN-02 Radio Replacement Interface: The GMOS-LAN-02
radio replacement interface module allows the replacement of the factory radio
in your 2006-up GM LAN 29 amplified vehicle with an aftermarket head unit. This
interface module allows you to retain factory features such as OnStar,
Bluetooth, steering wheel control (optional interface required), and warning
chimes. The interface module also provides data bus driven outputs such as
retained accessory power (RAP), vehicle speed sensor (VSS), illumination,
reverse trigger, and parking brake.
- Retained Accessory Power (R.A.P.): The ignition power
source of most GM vehicles keeps the radio on until one of the doors is
opened. This feature is called the R.A.P. (retained accessory power). The
GMOS-LAN-02 is designed to retain this feature.
- OnStar Compatible: The GMOS-LAN-02 is designed to
retain the factory OnStar emergency services system that would normally be
lost when your factory radio is replaced by an aftermarket head unit.
- Bluetooth: The GMOS-LAN-02 radio replacement interface
module retains your factory Bluetooth functionality.
- Warning Chimes: The GMOS-LAN-02 OEM integration kit
retains your vehicle's factory warning chimes.
- Backup Camera: The GMOS-LAN-02 includes a composite video harness
which allows you to retain your vehicle's factory backup camera.
- OEM Steering Wheel Control Compatible (optional): The
GMOS-LAN-02 features a right-angle 3.5mm connector that lets you keep your GM
vehicle's OEM steering wheel controls via the optional Axxess Steering Wheel
Vehicle Compatibility: The GMOS-LAN-02 is compatible with select
2006-up GM LAN 29 vehicles that feature a factory amplified sound system (as of
Note: Please consult the
Crutchfield Car Selector to see if your vehicle is compatible.
Adjustable Volume for Chimes/OnStar: The GMOS-LAN-02 interface
features potentiometer located on the 10 pin harness of the module, to adjust the
chime/OnStar volume of your vehicle. Rotate clockwise to make the chime/OnStar
louder and counterclockwise to make the chime/OnStar softer.
Connections: The GMOS-LAN-02 consists of a single interface
module with a 18-pin connector on one end and a 16-pin connector on the other end.
It also includes three harnesses and an antenna adapter. One harness includes a
16-pin plug that plugs into the 16-pin connection on the interface and its bare
lead wires are hardwired into your new radio's harness. The other harness includes
a 18-pin plug that plugs into the 18-pin connection of the interface and includes
GM factory plugs that plug into the factory side plugs behind the radio. It also
includes bare power/ground wires that will need to be hardwired into your new
radio's harness. In addition there is a composite video harness to retain your
vehicle's factory backup camera.
Aftermarket Radio Connection: The GMOS-LAN-02 features the
following hardwire connections to your aftermarket head unit and factory system.
|Yellow||+12 Volt Constant|
|Red||+12 Volt Accessory|
|White||Left Front Speaker +|
White/black||Left Front Speaker -|
|Gray||Right Front Speaker +|
Gray/black||Right Front Speaker -|
|Green||Left Rear Speaker +|
Green/black||Left Rear Speaker -|
|Purple||Right Rear Speaker +|
Purple/black||Right Rear Speaker -|
Green/purple||Reverse Output (+)|
Blue/pink||VSS (vehicle speed
Optional RSE Retention Harness: The Metra GMRSAV and GMRSAV2 (item numbers120GMRSAV
both sold separately) are RSE retention harnesses designed to retain the rear seat
entertainment system in select GM vehicles. The harnesses provide an audio/video
signal for the factory overhead video screen from your new aftermarket radio, and
provide the audio/video output from the rear seat control panel to the aftermarket
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