Owner's Manual

REV. 3/5/2021 INST107-GM5B
1111
ASWC PROGRAMMING
(SOLD SEPARATELY)
CONNECTIONS (CONT.)
For models with an amplifier:
From the 16-pin harness with stripped leads to the aftermarket radio:
• Connect the Red wire to the accessory wire.
• 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 car side 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 speaker output.
• Disconnect the 4-pin Molex connectors and then attach the 4-pin to 4-pin resistor pad
harness.
• 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.
Attention! If this wire is not connected the climate control will fail to function.
• Connect the Pink wire with a red bullet connector to the Pink wire from the climate
control harness
• If retaining the factory AUX-IN jack is desired, connect the Red and White RCA jacks to the
audio AUX-IN jacks from the aftermarket radio.
Note:
a) The jack can only be used if it is a single jack.
b) If the jack has a USB port as well, neither can be retained.
Note: The relay attached to the car side harness is only for audible turn signal clicks. No extra
steps are required to retain this feature, so leave the relay as-is.
DIN jack:
The DIN jack will not be used in this application, please disregard.
Continue to Programming