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Small black plastic interface module with multiple wire connectors and a Micro-B USB port

Axxess Technologies

Axxess AXDIS-GMLN11 Data Interface with SWC for GM 2006-2012

SKU CH-1W4Q-JG59X

Data interface retains steering-wheel audio controls, OnStar, Bluetooth, chimes and satellite radio while adding accessory power and navigation outputs for select GM vehicles from 2006 to 2012

  • Product typeWire Harness
  • Provides 12-volt 10-amp accessory power for aftermarket devices
  • Retains RAP so factory accessories stay on after ignition off
  • Keeps OnStar and OEM Bluetooth working with adjustable volume
  • Supplies NAV outputs including parking brake, reverse, mute and speed sense
  • Maintains steering wheel audio controls and factory satellite radio

GM Data Interface with Steering-Wheel Control

The Axxess AXDIS-GMLN11 is a wire harness that links an aftermarket head unit to select General Motors vehicles built between 2006 and 2012. It suits installers and owners who want a modern stereo while keeping factory convenience features intact.

Integration Requirements and Retained Functions

The harness plugs into the vehicle wiring and supplies 12-volt 10-amp accessory power while preserving Retained Accessory Power, OnStar, OEM Bluetooth, factory chimes and satellite radio. It also passes parking-brake, reverse, mute and speed-sense signals to the new radio and keeps steering-wheel audio controls and balance adjustment working. A high-level speaker input allows use in both non-amplified and amplified audio systems.

Power Draw and Firmware Updates

The module draws up to 10 amps on the accessory circuit and operates silently with no moving parts. A micro-B USB port enables firmware updates from a computer when vehicle coverage expands or behaviour needs refinement.

How it compares

Measured against everything we stock in Car Audio Accessories & Wiring, at today’s prices. Recalculated every night.

Price $154.99
Pricier than about 89% of the 2,768 comparable items (median $21.99).

Specifications

Product
Product typeWire Harness

Questions about this item

What is the maximum current the 12-volt accessory power output can supply continuously?

The interface provides a 12-volt 10-amp accessory power output for aftermarket head units.

Does the module generate noticeable heat or fan noise during extended daily driving?

The unit has no fan and draws little power, so it runs silently with minimal heat buildup.

Which factory steering-wheel controls are retained when this interface is installed?

Audio controls on the steering wheel are retained through the SWC function.

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