---
product_id: 147098129
title: "PAC Audio RP3-GM11 Radio Replacement Interface for Select GM Vehicles (Class II Databus)"
brand: "pac audio"
price: "£121.82"
currency: GBP
in_stock: true
category: "product"
url: https://www.desertcart.co.uk/products/147098129-pac-audio-rp3-gm11-radio-replacement-interface-for-select-gm
store_origin: GB
region: United Kingdom
---

# PAC Audio RP3-GM11 Radio Replacement Interface for Select GM Vehicles (Class II Databus)

**Brand:** pac audio
**Price:** £121.82
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** PAC Audio RP3-GM11 Radio Replacement Interface for Select GM Vehicles (Class II Databus) by pac audio
- **How much does it cost?** £121.82 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/147098129-pac-audio-rp3-gm11-radio-replacement-interface-for-select-gm)

## Best For

- pac audio enthusiasts

## Why This Product

- Trusted pac audio brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

Description                                                    The PAC RP3-GM11 Radio Replacement Interface for Select GM Vehicles without OnStar is for GM vehicles with Class II data-bus and 24-pin harness. It has a high-current 10A accessory output as well as data-controlled outputs for connect to your navigation radio—speed, reverse, and E-brake status output wires. It retains the factory-installed amplifier, if so equipped. The RP3-GM11 has a data-controlled R.A.P. accessory output, a plug-in connection for steering wheel control SWI-RC or SWI-X and keeps vehicle data-bus intact for service. The chime volume is adjustable with four levels and off. The interface can be quickly updated if needed from the PAC website using PAC-UP USB adapter. Includes RadioPro3 module, plug & play vehicle connection harness & instruction manual.Features:High-current 10a Accessory Output Data-controlled Outputs For Connection To Navigation Radio--speed, Reverse & E-brake Status Output Wires Retains Factory-installed Amp (if Equipped) Data-controlled Rap Accessory Output Keeps Vehicle Databus Intact For Service Plug-in Connection For Steering Wheel Control Module (swi-rc Or Swi-x) Adjustable Chime Volume: 4 Levels & Off Interface Can Be Quickly Updated If Needed From Pac Website Using Pac-up Usb Adapter Includes Radiopro3 Module, Plug & Play Vehicle Connection Harness & Instruction Manual For Gm Vehicles With Class Ii Databus & 24-pin HarnessDimension: L 8.5 X W 8.5 X H 2 in.Shipping Weight: 0.6 lbs

## Images

![PAC Audio RP3-GM11 Radio Replacement Interface for Select GM Vehicles (Class II Databus) - Image 1](https:////cdn.shopify.com/s/files/1/0960/7016/products/PACRP3GM11_1024x1024.jpg?v=1475157336)

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**Shop now:** [https://www.desertcart.co.uk/products/147098129-pac-audio-rp3-gm11-radio-replacement-interface-for-select-gm](https://www.desertcart.co.uk/products/147098129-pac-audio-rp3-gm11-radio-replacement-interface-for-select-gm)

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*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-05-18*