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APPLICATIONS

BUICK

Enclave 

2008-2017

Lucerne 

2006-2011

CADILLAC

DTS † 

2006-2011

Escalade, Escalade ESV & EXT † 
 

2007-2011

SRX † 

2007-2009

CHEVROLET

Avalanche *

 

2007-2013

Captiva Sport 

2012-2015

CHEVROLET 

(CONT)

Equinox 

2007-2009

Express ‡ 

2008-up

Impala 

2006-2013

Impala 

Limited

 

2014-2016

Monte Carlo 

2006-2007

Silverado 2500/3500 *

 

2014

Silverado (new body) *

 

2007-2013 

Suburban **

 

2007-2014

Tahoe **

 

2007-2014

Traverse 

2009-2017

GMC

Acadia 

2007-2016

Acadia 

Limited

 

2017

Savana ‡ 

2008-up

Sierra 2500/3500 *

 

2014

Sierra (new body) *

 

2007-2013

Yukon / Yukon XL **

 

2007-2014

HUMMER

H2 † 

2008-2009

PONTIAC

Torrent 

2007-2009

SATURN

Outlook 

2007-2010

Vue 

2008-2010

SUZUKI

XL-7 

2007-2009

*  These vehicles have a digital amp option. Please reference the “Service Parts Identification” sticker located in the glove box for the RPO code Y91. If Y91 is present, then 

the vehicle is equipped with a digital amplifier. 

**  These vehicles have a digital amp option. Please reference the “Service Parts Identification” sticker located in the glove box for the RPO code STZ or Y91. If STZ or Y91 is 

present, then the vehicle is equipped with a digital amplifier. 

†  These vehicles are standard for a digital amplifier.
‡  For 2013-2015 models equipped with NAV use the AX-GMLAN44-SWC.

  For 2012-up models equipped with NAV use the AX-GMLAN44-SWC.

Summary of Contents for AX-GMLAN29-SWC

Page 1: ...el control settings 9 11 L E D feedback 9 Changing radio type 9 Remapping the steering wheel control buttons 10 Dualassignmentinstructions longbuttonpress 11 Troubleshooting 12 GM Data Interface with SWC 2006 up Provides accessory power 12 volt 10 amp Retains R A P retained accessory power Provides NAV outputs parking brake reverse speed sense Retains chimes Retains audio controls on the steering ...

Page 2: ...014 HUMMER H2 2008 2009 PONTIAC Torrent 2007 2009 SATURN Outlook 2007 2010 Vue 2008 2010 SUZUKI XL 7 2007 2009 These vehicles have a digital amp option Please reference the Service Parts Identification sticker located in the glove box for the RPO code Y91 If Y91 is present then the vehicle is equipped with a digital amplifier These vehicles have a digital amp option Please reference the Service Pa...

Page 3: ...e Green 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 AX GMLAN29 SWC harness to the aftermarket radio Connect the Black wire to the ground wire Connect the Yellow wire to the battery wire Cut off the resistors ...

Page 4: ...r Note The relay attached to the AX GMLAN29 SWC harness is only for audible turn signal clicks No extra steps are required to retain this feature so leave the relay as is Continue to 3 5mm jack steering wheel control retention Attention This interface will work with models that are either non amplified analog amplified or digital amplified Please follow the instructions carefully for your model ve...

Page 5: ...g wheel control retention Attention This interface will work with models that are either non amplified analog amplified or digital amplified Please follow the instructions carefully for your model vehicle Failure to do so will result in either no sound or low sound If you are unsure if your vehicle is factory amplified or not please contact your local dealership For models with a digital amplifier...

Page 6: ...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 AX GMLAN29 SWC harness into the jack on the aftermarket radio designated for an external steering wheel control interface Please refer to the...

Page 7: ...nction refer to Resetting the AX GMLAN29 SWC Note The L E D will turn on solid Green for a moment and then turn off under normal operation after the key has been cycled Audio level adjustment digital amplified models only With the vehicle and radio turned on turn the volume up 3 4 of the way With a small flat blade screwdriver adjust the potentiometer clockwise to raise the audio level countercloc...

Page 8: ...e required for this feature Listed below are the functions of the steering wheel control buttons while accessing the advanced features SEEK UP Scrolls menu up SEEK DOWN Scrolls menu down VOLUME UP Enter Listed below are the advanced menu options Show Text Exits menu Set Tuning Mode Allows the user to select tuning by either a preset or a channel Set Preset Allows the user to program presets Set Di...

Page 9: ...lashes 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 AX GMLAN29 SWC to tell it what radio it is co...

Page 10: ...ton 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 AX GMLAN29 SWC that this function is not ava...

Page 11: ...en 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 the button held down in Step 2 The L...

Page 12: ... instructions a second time and make sure the installation was performed exactly as the instructions are stated Please have the vehicle apart and ready to perform troubleshooting steps before calling AxxessInterfaces com COPYRIGHT 2018 METRA ELECTRONICS CORPORATION REV 1 5 18 INSTAX GMLAN29 SWC INSTALLATION INSTRUCTIONS AX GMLAN29 SWC TROUBLESHOOTING Resetting the AX GMLAN29 SWC 1 The Blue reset b...

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