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REV. 3/17/2021 INSTAXDIS-GMLN30

3.5mm jack steering wheel control retention:

  •  The 3.5mm jack is to be used to retain audio controls on the steering wheel.

•  For the radios listed below, connect the included 

female 3.5mm connector with stripped leads,

 to the 

male 3.5mm SWC jack from the AXDIS-GMLN30 harness. Any remaining wires tape off and disregard.
• 

Eclipse:

 Connect the steering wheel control wire, normally 

Brown

, to the 

Brown/White

 

wire of the connector. Then connect the remaining steering wheel control wire, normally 

Brown/White

, to the 

Brown

 wire of the connector

.

• 

Metra OE:

 Connect the steering wheel control Key 1 wire 

(Gray)

 to the 

Brown

 wire.

• 

Kenwood or select JVC with a steering wheel control wire:

 Connect the 

Blue/Yellow

 wire 

to the 

Brown

 wire.

 

Note:

 

If your Kenwood radio auto detects as a JVC, manually set the radio type to 

Kenwood. See the instructions under changing radio type.

• 

XITE:

 Connect the steering wheel control SWC-2 wire from the radio to the 

Brown

 wire.

• 

Parrot Asteroid Smart or Tablet:

 Connect the 3.5mm jack into the AXSWCH-PAR (sold 

separately), and then connect the 4-pin connector from the AXSWCH-PAR into the radio.

 

Note:

 

The radio must be updated to rev. 2.1.4 or higher software.

• 

Universal “2 or 3 wire” radio:

 Connect the steering wheel control wire, referred to as Key-A 

or SWC-1, to the 

Brown

 wire of the connector. Then connect the remaining steering wheel 

control wire, referred to as Key-B or SWC-2, to the 

Brown/White

 wire of the connector. If the 

radio comes with a third wire for ground, disregard this wire

.

 

Note:

 

After the interface has been programmed to the vehicle, refer to the manual 

provided with the radio for assigning the SWC buttons. Contact the radio manufacturer 

for more information.

•  For all other radios:

 Connect the 3.5mm jack from the AXDIS-GMLN30 harness into the jack on 

the aftermarket radio designated for an external steering wheel control interface. Please refer 

to the aftermarket radios manual if in doubt as to where the 3.5mm jack goes to.

CONNECTIONS TO BE MADE 

(CONT)

INSTALLING THE AXDIS-GMLN30

With the key in the off position:

  •  Connect the 16-pin harness with stripped leads, and the AXDIS-GMLN30 harness, into the 

interface.

Attention!

 Do not connect the AXDIS-GMLN30 harness to the wiring harness in the vehicle just yet.

Attention!

  

If retaining steering wheel controls, ensure that the jack/wire is connected to the 

radio before proceeding. If this step is skipped, the interface will need to be reset for the steering 

wheel controls to function.

Summary of Contents for AXDIS-GMLN30

Page 1: ... R A P retained accessory power Provides NAV outputs parking brake reverse speed sense Retains audio controls on the steering wheel Non amplified models only Retains balance and fade Micro B USB updatable AXDIS GMLN30 interface AXDIS GMLN30 harness 16 pin harness with stripped leads Female 3 5mm connector with stripped leads TOOLS REQUIRED Wire cutter Crimp tool Solder gun Tape Connectors example ...

Page 2: ...reen Purple wire to the reverse wire Connect the Light Green wire to the parking brake wire Tape off and disregard the following 5 wires they will not be used in this application Blue White Green Green Black Purple and Purple Black From the AXDIS GMLN30 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 t...

Page 3: ...must be updated to rev 2 1 4 or higher software Universal 2 or 3 wire radio Connect the steering wheel control wire referred to as Key A or SWC 1 to the Brown wire of the connector Then connect the remaining steering wheel control wire referred to as Key B or SWC 2 to the Brown White wire of the connector If the radio comes with a third wire for ground disregard this wire Note After the interface ...

Page 4: ...many Red flashes there are This will help in troubleshooting if need be Refer to the L E D feedback section for more information After a couple seconds the L E D will turn on solid Red while the interface auto detects the vehicle The radio will shut off at this point This process should take 5 to 30 seconds Once the vehicle has been auto detected by the interface the L E D will turn on solid Green...

Page 5: ...es Alpine 8 flashes Visteon 9 flashes Valor 10 flashes Clarion Type 2 11 flashes Metra OE 12 flashes Eclipse Type 2 13 flashes LG 14 flashes Parrot 15 flashes XITE 16 flashes Philips 17 flashes TBD 18 flashes JBL Continued on the next page Changing radio type If the LED flashes do not match the radio you have connected you must manually program the AXDIS GMLN30 to tell it what radio it is connecte...

Page 6: ...D will then go out The Volume Up button has now been programmed 4 Follow the list in the Button Assignment Legend to reference the order in which the steering wheel control buttons need to be programmed Note If the next function on the list is not on the steering wheel press the Volume Up button for 1 second until the L E D comes on and then release the Volume Up button This will tell the AXDIS GM...

Page 7: ...e Up button is being pressed and then go back to a solid L E D once released Go to the next step once the Volume Up button has been pressed the desired number of times Caution If more than 10 seconds elapses between pressing the Volume Up button this procedure will abort and the L E D will go out 4 To store the long press button in memory press the button that you assigned a long press button to t...

Page 8: ...ds MECP certified technicians Having difficulties We re here to help Contact our Tech Support line at 386 257 1187 Or via email at techsupport metra autosound com Tech Support Hours Eastern Standard Time Monday Friday 9 00 AM 7 00 PM Saturday 10 00 AM 7 00 PM Sunday 10 00 AM 4 00 PM TROUBLESHOOTING Resetting the AXDIS GMLN30 1 The Blue reset button is located inside the interface between the two c...

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