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CONNECTIONS
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 on the
GMOS-LAN-10 harness to connect as well.
• If
the vehicle is equipped with a factory amplifier (excluding Bose), connect the Blue/White wire
to the amp turn on wire. This wire must be connected to hear sound from the factory amplifier
.
• 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.
• Tape off and disregard the following (4) wires, they will not be used in this application.
Green, Green/Black, Purple, Purple/Black
From the GMOS-LAN-10 harness to the aftermarket radio:
• Connect the Black wire to the ground wire.
• Connect the Yellow wire to the battery wire.
• If installing an ASWC-1 (sold separately), connect the Red wire to accessory power.
• 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 speaker output.
•
The Black/Yellow wire is used for OnStar level adjustment for models that do not come equipped
with steering wheel controls. See the OnStar level Adjustment section for further instructions
.
•
If retaining the factory backup camera, connect the Yellow RCA jack to the reverse camera input
.
12-pin ASWC-1 harness & 3.5mm jack:
The 12-pin ASWC-1 harness & 3.5mm jack are to be used with an ASWC-1 (sold separately) to
retain steering wheel audio controls. If the ASWC-1 is not being used, disregard this harness and
3.5mm jack. If it is to be used, please refer to the ASWC-1 instructions for radio connections and
programming. Disregard the harness that comes with the ASWC-1.
Note: The relay attached to the GMOS-LAN-10 harness is only for audible turn signal clicks. No
extra steps are required to retain this feature, so leave the relay as-is.
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