PAC Audio GM/GMC/Holden Amplifier Integration Interface

The PAC AmpPRO AP4-GM61 provides a 6-channel RCA output from the factory infotainment system for use with aftermarket audio equipment including Aftermarket Amplifiers and Digital Sound Processors.

Designed for SELECT GM Vehicles including Cadillac / Chevrolet / GMC / Holden
Aftermarket Amplifier Integration Made Easy
Many of today's vehicles have fancy radios with lots of features, Bluetooth, vehicle settings, climate control, amplified audio systems and more.

When you want to get better quality sound and more power, adding an amplifier is great way to improve your audio system.

This can be difficult and time consuming on a-lot of vehicles.
PAC simplifies this with AmpPRO, the plug and play amplifier integration solution.

Compatible With Nearly Every Aftermarket Amplifier
Featuring 6 channels of RCA output, the AmpPRO interface is designed to be used with many aftermarket amplifiers offering front, rear and sub-woofer outputs.

As long as your aftermarket amplifier has RCA inputs, your set to go
Complete Control At Your Fingertips
Most modern vehicles have extensive data control networks like CANBUS. The AmpPRO Interface is designed to communicate with these networks giving you complete control from your factory infotainment system like from factory including

You even get a 3 Band adjustable EQ (via PAC AmpPRO Application for Windows) where you can adjust
Digital Expandability
Installing a digital sound processor or a high end amplifier with TOSlink Input?

With every PACAP4-GM61 interface, we include the APA-TOS1 interface so you can feed a digital stereo signal straight to your amplifier or DSP for the best quality sound.

(Fading control not possible with using Toslink output)
Plug and Play With Ease
Each AmpPRO interface includes a vehicle specific Plug and Play harness. This harness saves time having to hard-wire in like conventional line out converters and also offers the ability to retain extra factory audio channels like Bluetooth and navigation audio.

Plugs into the OEM Radio at the dash board and away you go.

With the supplied bass control knob, you can directly adjust the volume of the sub-woofer channels even if your factory radio didn't have it.


Includes Everything You Need
The PAC AmpPRO AP4-GM61 kit includes

Product Overview Video
Compatablity Notes

Vehicle must have the 20-PIN AND 8-PIN GM style connector at the OEM tuner module.

This tuner module can be found behind the OEM radio, behind the globebox or above the kick panel depending on the vehicle.

PLEASE SEE INSTRUCTIONS FOR LOCATION OF MODULE

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 with your phone on the GM label found in the driver's door jamb.
The RPO codes will be listed in alphabetical order in either scenario.
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