GMOS-LAN-08
2
From the 16-pin harness with stripped leads to the aftermarket radio:
• Connect the
Red
wire to the accessory wire.
Note:
If installing an ASWC-1 (sold separately), there will be an accessory wire
there to connect as well.
• If the aftermarket radio has an illumination wire, connect the
Orange/White
wire to it.
• If the aftermarket radio has a mute wire, connect the
Brown
wire to it. If the
mute wire is not connected, the radio will turn off when OnStar is activated.
• Connect the
Gray
wire to the right front positive speaker output.
• Connect the
Gray/Black
wire to the right front negative speaker output.
• Connect the
White
wire to the left front positive speaker output.
• Connect the
White/Black
wire to the left front negative speaker output.
The following (3) wires are only for multimedia/navigation radios that require
these wires.
• Connect the
Blue/Pink
wire to the VSS/speed sense wire.
• Connect the
Green/Purple
wire to the reverse wire.
• Connect the
Light Green
wire to the parking brake wire
From the GMOS-LAN-08 harness to the aftermarket radio:
• Connect the
Black
wire to the ground wire.
• Connect the
Yellow
wire to the battery wire.
• Connect the
Green
wire to the left rear positive speaker output.
• Connect the
Green/Black
wire to the left rear negative speaker output.
• Connect the
Purple
wire to the right rear positive speaker output.
• Connect the
Purple/Black
wire to the right rear negative output.
• The
Black/Yellow
wire is used for OnStar level adjustment for models that
do not come equipped with steering wheel controls. Refer to the OnStar level
Adjustment section for further instructions.
12-pin pre-wired ASWC-1 harness:
• This harness is to be used along with the optional ASWC-1 (not included) to
retain steering wheel audio controls. If the ASWC-1 is not being used, disregard
this harness. If it will be used, please refer to the ASWC-1 instructions for radio
connections and programming.
Note:
Disregard the harness that comes with the ASWC-1.
• Connect the
Red
wire to the accessory wire.
Note:
The relay attached to the GMOS-LAN-08 harness is only for audible turn
signal clicks. No extra steps are required to retain this feature, so leave the
relay as-is.
Connections to be made
