PAC RP5-GM11 Manual Download Page 4

Pacific Accessory Corporation

Radio Replacement & Steering Wheel Control Interface 

with OnStar Retention for General Motors Vehicles

RP5-GM11

Rev. 092117

Page 4

© 2017 AAMP Global. All rights reserved. PAC is a Power Brand of AAMP Global.

PAC-audio.com

Testing and Verification (cont.)

7.  The LED & radio will turn off when RAP turns off or the drivers door is opened.
8.  Use the 4 position selector switch located on the side of the CMX module to select the best chime output volume for your 

specific installation. Setting 1 being loudest and 4 softest.

Rear Seat Entertainment (RSE); If equipped

The factory RSE system will function independently from the aftermarket radio. The unit will power up and pass audio through 

the headphones as long as the vehicles ignition is on. If you wish to pass audio from the RSE to the aftermarket radio you must 

connect the RCAs from the 12-pin connector to the aftermarket radios auxiliary input. Select the aftermarket radios auxiliary input 

to hear RSE audio.

OnStar Volume Adjustment for Vehicles w/o SWC

1. If SWC buttons are not present you must use the 

    programming button on the interface to control the OnStar 

    audio level during an OnStar connection.

2. When OnStar is active pressing the programming button 

    will raise the audio level 8 times before returning to the

     original level. Every time the button is pressed a confirmation 

   beep will be heard.

SWC Connection

See above chart for 
different radio type 
connections

x3

Press the programming button 

on the side of the interface while 

OnStar is active to adjust the 

OnStar volume

CMX

chime module

1

4

2

3

Technical Support and Product Updates (Firmware)

The RP5-GM11 can be updated with new firmware as it becomes available using the PAC-UP interface updater (sold separately). 

Please visit www.PAC-audio.com/firmware for available updates.

Technical Support
[email protected]

866-931-8021

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