Kupu Whakataki
The PAC RP5-GM31 Radio Replacement Interface is designed to facilitate the installation of an aftermarket radio in select GM LAN vehicles while retaining essential factory features. This interface ensures the continued functionality of OnStar, steering wheel controls, and provides navigation outputs, offering a seamless integration solution for your vehicle's audio system upgrade.
He aha kei roto i te Pouaka
- PAC RP5-GM31 Interface Module
- Hononga waea
- Antenna Whāurutau
- Pukapuka ā-ringa mō te hua (tēnei tuhinga)
- Additional components as required for specific vehicle models

Figure 1: Components included with the PAC RP5-GM31 interface.
Tatūnga me te Tāuta
Installation of the PAC RP5-GM31 requires technical knowledge of automotive electrical systems. It is recommended that installation be performed by a qualified professional.
- Whakaritenga: Momotuhia te pūhiko kino o te waka i mua i te tīmatanga o tētahi mahi hiko.
- Hononga Waea: Connect the RP5-GM31 wiring harnesses to your new aftermarket radio's harness. Ensure all connections are secure and insulated. Refer to the detailed wiring diagrams provided in the official Pukapuka Kaiwhakamahi (PDF) for specific wire color codes and functions.
- Whirihoranga Whakawhiti DIP: Configure the DIP switches on the RP5-GM31 module according to your specific vehicle model and aftermarket radio. Incorrect DIP switch settings can lead to improper functionality. Consult the official Pukapuka Kaiwhakamahi (PDF) for the correct settings.
- Tauranga Kōwae: Secure the RP5-GM31 module in a safe, dry location behind the dashboard, ensuring it does not interfere with other vehicle components.
- Whakamātautau: Reconnect the vehicle's battery. Test all functions of the aftermarket radio, including audio, steering wheel controls, OnStar, and navigation outputs, before fully reassembling the dashboard.
For comprehensive, step-by-step installation instructions and detailed wiring diagrams, please refer to the official Pukapuka Kaiwhakamahi (PDF) provided by PAC.
Nga Mahi Whakahaerenga
The PAC RP5-GM31 interface is designed to maintain key factory features after installing an aftermarket radio:
- Te Pupuri i te OnStar: Retains full OnStar functionality when the factory radio is replaced.
- Te Pupuri Mana o te Wira Urunga: Allows continued use of factory steering wheel audio controls with your new aftermarket radio.
- Ngā Putanga Whakatere: Provides essential navigation outputs such as parking brake, reverse wire, and vehicle speed sense (VSS) for compatible aftermarket navigation systems.
- Factory Bluetooth Retention: For 2009 and newer model vehicles, the factory Bluetooth system is retained.
- Rear Seat Audio Controls: Retains the functionality of rear seat audio controls.
- Taumahi Rohe Takirua: Supports dual zone audio functionality.
- Illumination Output: Provides an illumination output for aftermarket radio integration.
- Parking Brake Output: Provides a parking brake output signal.
Te tiaki
The PAC RP5-GM31 interface module is a sealed electronic device and requires minimal maintenance. Ensure it is installed in a dry environment, away from excessive heat, moisture, and direct sunlight. Do not attempt to open or repair the module, as this will void the warranty.
Raparongoā
If you encounter issues with your PAC RP5-GM31 interface, please consult the official Aratohu Raparongoā (PDF) for detailed solutions. Common issues and their potential causes include:
- Kāore he Mana ki te Reo Irirangi Whai Muri: Check all power connections and vehicle fuses. Verify the RP5-GM31 module is receiving power.
- Steering Wheel Controls Not Functioning: Ensure DIP switch settings are correct for your vehicle and radio. Verify the steering wheel control wires are properly connected. Some aftermarket radios may require specific programming for steering wheel controls.
- Kore Ororongo, Ororongo Mokowhiti ranei: Check speaker wire connections and ensure the factory amplifier (if present) is properly integrated.
- OnStar Not Working: Verify all OnStar related connections are secure and the module is correctly configured.
- Chime Volume Issues: The chime generator's volume may vary. Refer to the troubleshooting guide for potential adjustments or solutions.
For further assistance, contact PAC technical support.
Whakatakotoranga
| Āhuahira | Taipitopito |
|---|---|
| Waitohu | PAC |
| Tauira | RP5-GM31 |
| Rauemi | Korotahi Steel |
| Rahi Tūemi (L x W x H) | 1 x 4 x 1.5 inihi |
| Taumaha Tūemi | 0.96 hekere |
| Momo Tauera | Proprietary data and power cables |
| Kaihanga | AAMP NO AMERIKA |
| UPC | 809188493242, 190283086638, 606523109246, 804066826648, 807032937836 |
| Voltage | 1.5 Volts |
| Whenua Taketake | Haina |
Pūtāhui me te Tautoko
For information regarding product warranty, please refer to the documentation included with your purchase or visit the official PAC website. For technical support, installation assistance, or troubleshooting beyond this manual, please contact PAC customer service directly.
Nga Korero Haumaru Nui
WHAKATOKANGA: Kei roto i tenei hua nga matū e mohiotia ana e te State of California ki nga mate pukupuku me nga whanaketanga whanau o etahi atu kino kino ranei.
Always ensure proper ventilation during installation and handling. Follow all local and national electrical codes and safety guidelines.





