Pinouts >  GM Chevrolet, Buick, Pontiac, Saturn, Cadillac OEM car audio
18 pin Car Stereo proprietary connector layout
18 pin Car Stereo proprietary connector
at the head unit
p/n 96473427

Radio (except WEU), 18-way 368544-1 connector

Pin

Wire

Function

1

L-GN

Right Front Speaker Output (+)

2

D-GN/WH

Right Rear Speaker Output (+)

3

BN/WH

Illumination Voltage

4

YE/RD

Accessory Voltage

5

RD/WH

Battery Positive Voltage

7

BN/YE

Left Rear Speaker Output (+)

8

BN

Left Front Speaker Output (+)

9

D-GN/WH

Right Front Speaker Output (-)

10

L-BU

Right Rear Speaker Output (-)

11

D-GN

Illumination Ground

13

BN/D-GN

Vehicle Speed Signal (LHD) or Not Used (RHD)

14

BK

Ground

17

YE/D-BU

Left Rear Speaker Output (-)

18

GY

Left Front Speaker Output (-)
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