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AmpPRO 4
AmpPRO 4

Amplifier Integration Interface for Select GM vehicles with Bose system

$489.00 AP4-GM61
AmpPRO 4 Amplifier Integration Interface


  • Must have BOSE factory sound system.
  • Must have Infotainment system RPO code IO5 or IO6 to be compatible.
  • To verify the "IO" RPO code on your vehicle, check the glove compartment or spare tire well for a silver sticker with these codes. If this sticker is not present, you must scan the QR code on the GM label found in the driver's door jamb. The RPO codes will be listed in alphabetical order in either scenario.

GM QR Code

GM RPO Codes

AP4-GM61

Amplifier Integration Interface for Select GM vehicles with Bose system

  • Firmware Download, Version 1.1.2.12 (Released on January 20th, 2021)
    Release Notes

    ***No download available, hardware update only***

    • Minor hardware change. Does not affect user functionality
    Download
  • Firmware Download, Version V12 (Released on September 25th, 2018)
    Release Notes
    • Fixes issues seen with no audio after key cycle
    Download
  • Utility/Other, Version V17 (Released on July 31st, 2023)
    Release Notes
    AmpPRO PC Application
    Download
  • Utility/Other, Version 1 (Released on February 18th, 2021)
    Release Notes
    • Can be used for AP4 troubleshooting or for aftermarket amplifier gain setup
    • Contains the following test tones, all at 0dB
      • 20 Hz
      • 40 Hz
      • 100 Hz
      • 250 Hz
      • 350 Hz
      • 500 Hz
      • 1 kHz
      • 8 kHz
    Download

Today's modern vehicle audio systems are becoming increasingly more sophisticated and complex. PAC engineered AmpPRO to dramatically simplify the installation of upgraded amplifiers in data-bus-controlled amplified sound systems.


AmpPRO allows you to keep the original radio's fit, finish, and features while giving you the freedom to improve the audio performance in record time!

Benefits

  • Factory sound system upgrade
  • Time-saving design
  • Prevents the need for summing and audio correction devices
  • Reliable PAC quality


Features

  • Upgrade solution for factory, fixed level, data-bus controlled sound systems
  • The time-saving design prevents the need for summing and audio correction devices.
  • Variable volume, fade, balance, bass, mid, and treble audio settings
  • Retains OnStar, Bluetooth, navigation, safety systems, and all warning chimes
  • Front, rear, sub, and center channel preamp outputs (5 volt RMS)
  • Provides full range, flat audio output for a solid audio foundation
  • Customized OE bass, mid, and treble center frequency selection
  • Plug-n-play installation
  • Remote sub level controller INCLUDED
  • Optional TOSLINK optical output INCLUDED


Includes
AmpPRO module
Harness
Bass knob
Knob harness
Manual

Also available for fast, easy install: APH-GM02 harness (sold separately)


How it works:

AP4-GM61 Instruction Manual
Rev. V5
 Download (998.37k)
GM Tuner Locations
Tuner locations where module is connected
 Download (3.24M)
AP4 Loose Pins Tech Brief
 Download (733.06k)

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Speaker Connection Harness

Speaker Connection Harness

$53.00 APH-GM02

For select 2014-2019 General Motors vehicles with factory amplified sound systems