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From the 16-pin harness with stripped leads to the aftermarket radio:
• Connect the Red wire to the accessory wire.
Note: There will be a Red wire from the 3030 harness to connect as well.
• 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 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.
• 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 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 Orange/White wire, it will not be used in this application.
CONNECTIONS
From the 3030 harness to the aftermarket radio:
• Connect the Black wire, and the (3) Black/White wires to the ground wire.
• Connect the Yellow wire to the battery wire.
• Connect the Blue wire to the power antenna wire.
• If the aftermarket radio has an illumination wire, connect the Orange wire to it.
• 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
futher instructions.
ASWC-1 harness:
This harness is to be used along with the ASWC-1 to retain steering wheel audio controls. Refer
to the ASWC-1 vehicle specific install instructions available at
connections and programming.
• Connect the Red wire to accessory power.
Continue to Installation
axxessinterfaces.com
for radio
9
REV. 2/21/2019 INST99-3030B
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