Installation; Initializing; Adjustments - Metra 95-3318B Instrucciones De Instalación

CONNECTIONS
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 Axxess interface is only for audible turn signal clicks. No extra
steps are required to retain this feature, so leave the relay as-is.
From the 20-pin Gray harness
To the Axxess interface:
• The male Yellow RCA jack will connect to the female Yellow RCA jack on the 3318 harness.
To the aftermarket radio:
• Connect the Blue/Pink wire to the speed sense wire (if applicable).
Note: Only connect this wire if it is populated on the factory side harness.
6

INSTALLATION

• Connect the 3318 and 18-pin harness into the interface.
• With the key in the off position, connect the 3318 and 20-pin harness into the vehicle .
• With all connections completed, reconnect the negative battery terminal.
Note: If using the ASWC-1, connect it after you initialize and test the 95-3318B, with the
key in the off position.
• Mount the new radio assembly into the dash, and then reassemble the dash in reverse
order of disassembly, using the 95-3318B radio trim panel.

INITIALIZING

• Initialize the interface by turning the ignition on for 30 seconds, then turn the ignition
back off, then back on again.
• Push the OnStar button; the radio should mute, and you should hear the OnStar voice.
Push the OnStar cancel button; the radio should un-mute and play again.
Note: The radio will turn off instead if the mute wire is not connected.

ADJUSTMENTS

OnStar level adjustment:
• Press the OnStar button to activate it.
• While OnStar is speaking, press the "Volume-Up" or "Volume-Down" buttons on the
steering wheel to raise or lower the OnStar level.
• If the vehicle does not come equipped with steering wheel controls, find the Black/Yellow
wire on the 24-pin harness.
• While OnStar is speaking, tap the Black/Yellow wire to ground. Once the OnStar level is set, it
will stay at that level until the Black/Yellow wire is tapped to ground again.
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