FAQ: Grand Am Audio wire colors for standard Audio systems

[nineteen88ga]

Don't hack your harness, but if it has already been hacked by a previous owner, These wire colors should help you out.

Grand Ams 2003 - 2005

Radio 12v = orange
Radio Ground = black and black/white
Radio Ignition = (Class 2 Serial Data)
Radio Illumination = brown
Factory Amp Turn-on = dk. green
Power Antenna N/A
LF Speaker +/- tan - gray +,-
RF Speaker +/- lt. green - dk. green +,-
LR Speaker +/- brown - yellow +,-
RR Speaker +/- dk. blue - lt. blue +,-


Grand Ams up to 2001

Radio 12v orange
Radio Ground black
Radio Ignition yellow
LF Speaker +/- tan - gray
RF Speaker +/- lt. grn - dk. grn
LR Speaker +/- brown - yellow
RR Speaker +/- dk. blu - lt. blu

[Norco]

1999-2000 grand am

http://crutchfield.custhelp.com/rnt/rnw/img/enduser/120701858.jpg

FUNCTION PIN WIRE COLOR
Accessory 12 Volt 2 YW
Constant 12 Volt 1 OG
Chassis Ground 6 BK/WT
Power Antenna 3 D.GN
Remote
Illumination 4 BN
Dimmer 5 GY

Left Front Spkr + 9 TN
Left Front Spkr - 10 GY
Right Front Spkr + 7 L.GN
Right Front Spkr - 8 D.GN
Left Rear Spkr + 11 BN
Left Rear Spkr - 12 YW
Right Rear Spkr + 13 D.BU
Right Rear Spkr - 14 L.BU
SW Controls 17 L.GN

The rear speakers are dual-voice coil. The tweeters are full-range and the woofers are powered by 2-channel amp and internally crossed-over inside the amplifier. The amp is located on the left/rear side of the luggage compartment and accepts either a floating or common ground speaker-level input.

for pin 17 steering wheels controls im assuming, my 2000 doesnt have any steering wheel controls that i know of lol but its still in my wiring harness unless SW means something else

[Norco]

2001-2002 that i know of with monsoon
http://crutchfield.custhelp.com/rnt/rnw/img/enduser/12070200X.jpg

FUNCTION PIN WIRE COLOR
Accessory 12 Volt SEE NOTE*
Constant 12 Volt 13 OG
Chassis Ground 12
17 BK/WT
BK
Power Antenna
Remote 15 D.GN
Illumination 24 BN
Dimmer 16 GY

Left Front + to Amp 8 TN
Left Front - to Amp 9 GY
Right Front + to Amp 23 L.GN
Right Front - to Amp 22 D.GN
Left Rear + to Amp 20 BN
Left Rear - to Amp 21 YW
Right Rear + to Amp 11 D.BU
Right Rear - to Amp 10 L.BU
SW Controls 7 L.GN
Amp Gain Control 18 VT
DO NOT USE THIS WIRE!

The factory radio does not have an ignition power lead (it turns on via the VT data line in pin #1).

Monsoon Amplifier Wiring

http://crutchfield.custhelp.com/rnt/rnw/img/enduser/120702001.jpg

FUNCTION PIN WIRE COLOR
Right Front + Input 1 L.GN
Left Front + Input 2 TN
Left Front - Input 3 GY
Right Rear - Input 4 L.BU
Right Rear + Input 5 D.BU
Left Rear + Input 6 BN
Left Rear - Input 7 YW
Chassis Ground 8 BK
Chassis Ground 9 BK
Amp Remote 10 D.GN
Constant 12 Volt 11 OG
Constant 12 Volt 12 OG
Left Front Tweeter + 13 BK
Left Front Tweeter - 14 YW
Left Front Midrange + 15 D.BU
Left Front Midrange - 16 L.BU

FUNCTION PIN WIRE COLOR

Right Front - Input 17 D.GN
Right Front Tweeter + 18 L.GN
Right Front Tweeter - 19 VT
Left Rear Tweeter - 20 VT
Left Rear Tweeter + 21 RD
Right Front Midrange - 22 D.GN
Right Front Midrange + 23 OG
Gain Control Signal 24 VT
Right Rear Tweeter - 26 YW
Right Rear Tweeter + 27 WT
Right Rear Subwoofer - 29 L.BU/BK
Right Rear Subwoofer + 30 D.GN
Left Rear Subwoofer + 31 D.BU/WT
Left Rear Subwoofer - 32 L.GN/BK

think 03+ is similar