From the 16-pin harness with stripped leads to the aftermarket radio:
• Connect the (2) Red wires to the accessory wire.
Note: If installing the ASWC-1, there will be an accessory wire on the 12-pin
harness to connect as well.
• Connect the Orange/White wire to the illumination wire. (If the aftermarket
radio has no illumination wire, tape off the Orange/White wire).
• Connect the Blue/White wire to the amp turn on wire (this wire must be
connected to hear sound from the factory amplifier).
• Connect the Brown wire to the mute wire of the aftermarket radio. If the radio
has no mute wire, tape it off and disregard it.
• Connect the White wire to the left front positive speaker output.
• Connect the White/Black wire to the left front negative speaker output.
• 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 following 4 wires ONLY if your vehicle comes equipped with a
digital amplifier:
• Connect the Green wire to the left rear positive speaker output.
GMOS-014
Connections to be made
• 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 following 3 wires are for an aftermarket multimedia/navigation radio that
provide these wires (if not required, tape them off and disregard them):
• Connect the Light Green wire to the parking brake wire (if applicable).
• Connect the Blue/Pink wire to the speed sense wire (V.S.S.) (if applicable).
• Connect the Green/Purple wire to the reverse wire (if applicable).
From the GMOS-014 harness:
(a) 24-pin GM harness to the aftermarket radio:
3
Note: Some models do not have this circuit on the data-bus. Refer to the 12-pin
GM harness to the aftermarket radio instructions. If you do not have a wire
populated on the factory side, connect this wire instead.
• Connect the Black wire to the ground wire.
• Connect the Yellow wire to the battery wire.