PAC OS2-GM32X Wiring Interface Retains OnStar , Bose amplifier, and warning chimes when replacing factory radio in select 1998-2005 Cadillac vehicles at Crutchfield
OS2-GM32X
Radio Replacement Interface with OnStar Retention for select General Motors Vehicles with 32-Pin Connector
Introduction & Features
The OS2-GM32X interface allows the replacement of a factory radio in select General Motors vehicles with Class II radios. Using WKLVLQWHUIDFHZLOOUHWDLQIDFWRU\IHDWXUHVVXFKDVZDUQLQJFKLPHVDQG%26(DPSOL¿HU6WDQGDUGRU3UHPLXP ZKHQWKHRULJLQDO UDGLRLVUHPRYHG7KH26*0;SURYLGHV'DWD%XVGULYHQRXWSXWVVXFKDVUHWDLQHGDFFHVVRU\SRZHU5$3 YHKLFOHVSHHG VLJQDO966 LOOXPLQDWLRQUHYHUVHWULJJHUDQGSDUNLQJEUDNH7KH26*0;DOVRSURYLGHVDVHFRQGDU\RXWSXWIRUDGGLQJDQ RSWLRQDO3$&6WHHULQJ:KHHO&RQWURO6:& UHWHQWLRQLQWHUIDFH6:,5&6:,&36:,;
Important Notes
1. 8VHWKHSRVLWLRQVHOHFWRUVZLWFKORFDWHGRQWKHVLGHRIWKHLQWHUIDFHWRVHOHFWWKHEHVWFKLPHRXWSXWYROXPHIRU\RXUVSHFL¿F LQVWDOODWLRQ6HWWLQJEHLQJORXGHVWDQGEHLQJVRIWHVW
2. ,QRUGHUIRUWKH%URZQPXWHZLUHWRRXWSXWDVLJQDOWKH%URZQ:KLWHPXWHORRSRQWKHLQWHUIDFHFRQQHFWRUPXVWEHFXW 3. 7KH6:&ZLOOQRWFRQWUROWKHDIWHUPDUNHWUDGLRZKHQ2Q6WDULVDFWLYH 4. 7KHYRLFHEXWWRQRQWKH6:&ZLOORQO\FRQWURO2Q6WDUDQGFDQQRWEHXVHGWRFRQWUROWKHDIWHUPDUNHWUDGLR 5. 7KH2Q6WDUYROXPHFDQEHDGMXVWHGXVLQJWKHYROXPH6:&ZKHQ2Q6WDULVDFWLYH 6. <RXFDQXVHHLWKHUWKHDQDORJ966RUWKH'DWD%XVGULYHQ966
Wiring Connection Chart Interface Connector
Vehicle Connector
Green 3LQN
5HG
Orange / White 9LROHW:KLWH
Brown Brown / White
Loop
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0XWH2XWSXW
Mute Loop
Yellow
%DWWHU\Y
%ODFN
Ground
Blue
$QWHQQD2Q,QSXW
White
)URQW/LQSXW
:KLWH%ODFN
Front L - input
Gray
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*UD\%ODFN
)URQW5LQSXW
3LQN[
9HKLFOH6SHHG6LJQDO $QDORJ
* These wires may not be present in
all vehicle harnesses.
Illustration / Schematic To optional SWC interface
Connect to SWC Interface. Program for Version 2.
Aftermarket Radio Connections
To Vehicle Connector
Acc On LED
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© 2017 AAMP Global. All rights reserved. PAC is a Power Brand of AAMP Global. PAC-audio.com
Rev. 051517 Page 1
OS2-GM32X
Radio Replacement Interface with OnStar Retention for select General Motors Vehicles with 32-Pin Connector
Installation Steps
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PLEASE NOTE: If you cut the mute loop be sure to insulate these wires properly as they are part of a 12v circuit. Do not connect either side of this loop to your aftermarket radio. 3. ,WLVH[WUHPHO\LPSRUWDQWWRPDNHVXUHWKHLJQLWLRQLVRDQGWKHGULYHU¶VGRRULVRSHQEHIRUHFRQQHFWLQJWKHLQWHUIDFHWRWKH vehicle. 4. &RQQHFWWKHLQWHUIDFHWRWKHYHKLFOHDQGWKHDIWHUPDUNHWUDGLR 5. ,IQHFHVVDU\SURJUDPWKH6:&LQWHUIDFH
Steering Wheel Control Output Connector
1. The harness has a SWC output connector. For ease of LQVWDOODWLRQDOOQHFHVVDU\FRQQHFWLRQVIRUDQ6:,KDYH EHHQPDGHIRU\RX%RWKORRSVVKRXOGUHPDLQLQWDFW
2. When using this SWC output connector with the 6:,5&WKH6:&LQWHUIDFHmust be programmed for version 2UHIHUWR6:&LQWHUIDFHSURJUDPPLQJ LQVWUXFWLRQVIRUH[DFWSURJUDPPLQJVHTXHQFHDQG EXWWRQDVVLJQPHQWRUGHU
3. When using this SWC output connector with an SWI&3\RXFDQHLWKHUSURJUDPWKH6:&LQWHUIDFHZLWKD 3&RUVHWWKH',3VZLWFKHVDFFRUGLQJWRWKH3&DSS
To optional SWC interface
Aftermarket Radio Connections
Connect to SWC Interface. Program for Version 2.
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1. 7XUQWKHLJQLWLRQRQ7KH/('RQWKHLQWHUIDFHZLOOWXUQRQDQGWKHYDFFHVVRU\ZLUHZLOOWXUQRQ 2. 7XUQRQWKHUDGLRDQGFKHFNEDODQFH1RWHFade is not supported as nHLWKHUWKHDIWHUPDUNHWUDGLRRUWKH53LQWHUIDFH
KDYHWKHDELOLW\WRFRQWUROWKHDPSOL¿HU¶VIDGHU 3. ,IDQRSWLRQDO6:&UHWHQWLRQLQWHUIDFHZDVXVHGYHULI\WKDWDOO6:&DUHIXQFWLRQLQJSURSHUO\ 4. 7XUQRYHKLFOHDQGUHPRYHNH\5$3ZLOOEHDFWLYHDQGNHHSWKHUDGLRRQIRUPLQXWHVRUXQWLOWKHGULYHUVGRRULVRSHQHG 5. 7KH/('DQGUDGLRZLOOWXUQRZKHQ5$3WXUQVRRUWKHGULYHUVGRRULVRSHQHG 6. 8VHWKHSRVLWLRQVHOHFWRUVZLWFKORFDWHGRQWKHVLGHRIWKHLQWHUIDFHWRVHOHFWWKHEHVWFKLPHRXWSXWYROXPHIRU\RXU
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4
2 1
3
Chime Volume Adjustment
Pacific Accessory Corporation
LED Legend
Solid
Accessory On
Rapid Blink OnStar Active
Slow Blink SWC Button Pressed
Off
Accessory Off
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© 2017 AAMP Global. All rights reserved. PAC is a Power Brand of AAMP Global. PAC-audio.com
Rev. 051517 Page 2
Acrobat Distiller 10.1.16 (Windows)