PAC RP4-GM32 — RADIOPRO4 INTERFACE FOR GM 29 BIT VEHICLES W/44PIN CONN NON ONSTAR
Key features
- RadioPRO4 interface for compatible 29-bit GM vehicles with a 44-pin connector
- Pre-programmed steering-wheel-control retention
- Retains compatible factory amplifier, rear-seat controls and parking assist
- Data-controlled accessory and navigation outputs
- Factory rear-seat-entertainment activation
- For non-OnStar applications
PAC RP4-GM32 — RADIOPRO4 INTERFACE FOR GM 29 BIT VEHICLES W/44PIN CONN NON ONSTAR is backordered and will ship as soon as it is back in stock.
Description
Description
Product Overview
Keep key factory functions when replacing the radio in a compatible GM vehicle with the PAC RP4-GM32 RadioPRO4 interface. Designed for GM 29-bit vehicles with a 44-pin connector, this non-OnStar interface includes built-in steering wheel control retention and factory amplifier retention.
Key Features & Benefits
- Pre-loaded software: Amplifier retention and steering wheel control software are ready for installation.
- Factory amplifier retention: Keep the factory amplifier when replacing the radio.
- Rear-seat control retention: Preserve rear seat controls.
- Park assist retention: Retain factory backup sensors and park assist.
- RSE activation: Provides factory rear-seat entertainment activation.
- Data-controlled outputs: Accessory and navigation outputs are data controlled, with navigation-based output signals.
Technical Specifications
| Brand | PAC |
|---|---|
| Model | RP4-GM32 |
| Product type | Radio replacement and steering wheel control interface |
| Vehicle application | GM 29-bit vehicles |
| Connector | 44-pin |
| OnStar | Non-OnStar |
| Updating | In-package updating using the PAC-UP |
Why Choose This Product?
The RP4-GM32 combines radio replacement and steering wheel control functions in one interface. Its pre-loaded software and retained factory features can help save time and money during installation.
It also supports factory backup sensors, park assist, rear-seat controls, and rear-seat entertainment activation. These functions make it a practical choice when you want to replace the radio while keeping specified factory features.
Installation & Compatibility Notes
This interface is specified for GM 29-bit vehicles with a 44-pin connector and is for non-OnStar applications. Confirm that your vehicle matches these requirements before selecting the interface.
The package supports updating with the PAC-UP. The supplied product details do not describe additional installation requirements.
Frequently Asked Questions
Which vehicles is the PAC RP4-GM32 designed for?
It is designed for GM 29-bit vehicles with a 44-pin connector, excluding OnStar applications.
Does this interface retain factory steering wheel controls?
Yes. It includes built-in, pre-programmed steering wheel control retention.
Can I keep the factory amplifier?
Yes. The interface comes with amplifier retention software.
What other factory features does it retain or activate?
It retains rear-seat controls and backup sensors or park assist, and provides factory rear-seat entertainment activation.
Can the interface be updated?
Yes. It can be updated in-package using the PAC-UP.
Explore More
Shop 12 Volt Outlet for the PAC RP4-GM32. Want to learn more about PAC? Explore our PAC brand profile.

