Need wiring diagram for stereo or wire color coding

Eugene,

Check this out....

https://www.modifiedlife.com/2007-kia-optima-stereo-wire-diagram/

And more sites if needed...

https://duckduckgo.com/?t=ffab&q=2007+Kia+optima+Color+coded+stereo+wiring+diagram&atb=v159-1&ia=web

Best to you!

Question edited for clarity.
Question moved to model category.
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1984-85 Oldsmobile Delta 88 Stereo Wiring - The 12 Volt

the12volt.com https://www.the12volt.com > installbay > stereodetail
1984-85 Oldsmobile Delta 88 car stereo wire colors, functions, and locations.

Missing: 1982 ‎' Show results with: 1982

Oldsmobile Wire Diagrams and Wire Codes

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Wiring diagram to replace radio in a 1990 delta 88?

Fixya https://www.fixya.com > Forum > Cars & Trucks
Apr 9, 2009 - Wiring diagram to replace radio in a 1990 delta 88? - Cars & Trucks question.

1986 Oldsmobile Delta 88 Car Stereo Wiring Guide

modifiedlife https://www.modifiedlife.com > 1986-oldsmobile-delt...
Our automotive wiring diagrams allow you to enjoy your new mobile electronics rather than spend countless hours trying to figure out which wires goes to which ...

Question edited for clarity and toss in some CAPS.
Question moved to model category.

These are the best sites.

Simple

2006 Chevrolet Silverado 1500 Stereo Wiring Diagram

https://www.modifiedlife.com > 2006-chevrolet-silvera...
2006 Chevrolet Silverado 1500 Speaker Wiring Guide ; Left Rear Speaker Positive Wire (+), Brown ; Left Rear Speaker Negative Wire (-), Yellow ; Right Rear Speaker ...

Detailed with schematic

GMC Sierra 1500 2006 - SYSTEM WIRING DIAGRAMS

https://portal-diagnostov.com > 2020/04/13 > radio-gm...
Apr 13, 2020 - RADIO - GMC Sierra 1500 2006 - SYSTEM WIRING DIAGRAMS Base Radio Wiring Diagram. Get Access all wiring diagrams car. Mid-Line Radio Wiring ...

2006 GMC SIERRA STEREO PIN OUT WIRING DIAGRAM

https://www.gm-trucks.com > forums > topic > 249614-...
May 4, 2021 - I'm trying to install an aftermarket stereo on a 2006 GMC Sierra ... Can someone please help me out with my truck stereo wiring diagram.
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Jan 29, 2002
More results from www.gm-trucks.com

Question edited into English :>D

2004 Subaru Impreza Car Radio Wiring Guide - MODIFIEDLIFE

https://www.modifiedlife.com > 2004-subaru-impreza-c...
Feel free to use any car stereo wiring diagram or factory radio wire colors that are listed on Modified Life but keep in mind that all information here is ...

Radio Wiring Diagram for a 2004 Subaru Impreza Wagon - Fixya

https://www.fixya.com > Forum > Car Audio & Video
Nov 15, 2019 - ... 2007 Subaru Impreza Car Stereo Wiring Diagram. Car Radio Battery Constant 12v+ Wire: Blue/Red Car Radio Accessory Switched 12v+ Wire: Yellow/Green
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Subaru Impreza WRX 1993-2007 Car Stereo pinout

https://pinoutguide.com > ... > Subaru Impreza pinouts
Dec 9, 2019 - Pin #. Function. WRX Factory Radio Connector Wire Color ( wires go to WRX's Speakers, etc.) Subaru After-Market Harness Wire Color

How To Subaru WRX Stereo Wiring Diagram - My Pro Street

https://my.prostreetonline.com > 2016/02/15 > how-to-s...
Feb 15, 2016 - Use our WRX Stereo Wiring schematic to complete your aftermarket stereo install into your Subaru Impreza WRX or STI.

It is here

Need color code for radio wiring - Ford F150 Forum

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Mar. 10, 2017 - 1997 - 2003 Ford F150 - Need color code for radio wiring - I'm trying to replace factory am/fm cassette stereo in 1999 f-150 with aftermarket cd player and ...
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Here too

https://www.scosche.com/media/guides/fd1441.pdf

..

OP Text edited for clarity and spelling

Audio Wire Color Codes for 04 nissan titan SE - Titan Talk

https://www.titantalk.com > threads > audio-wire-color-...

Jan. 9, 2009 - 2004 Nissan Titan Car Stereo Wiring Guide Car Radio Battery Constant 12v+ Wire: Yellow Car Radio Accessory Switched 12v+ Wire: Violet
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2004 Nissan Titan Car Radio Wiring Chart - MODIFIEDLIFE

https://www.modifiedlife.com > 2004-nissan-titan-car-r...

Feel free to use any Nissan Titan car stereo wiring diagram that is listed on Modified Life but keep in mind that all information here is provided "as is" without any ...

2004 Pontiac Grand Am Car Radio Wiring Diagram - ModifiedLife.com

www.modifiedlife.com/2004-pontiac-grand-am-car-radio-wiring-diagram/

Feel free to use any Pontiac Grand Am car stereo wiring diagram that is ... wire colors and diagrams before applying any information found here to your ... you the diagram or schematic you need for your mobile audio installation. .... I have a factory stereo in my 2004 Grand Am. Neither of the back speakers work anymore?

This should be all you need, enjoy the tunes! 1998 Lincoln Continental Car Stereo Wiring Diagram
Car Radio Battery Constant 12v+ Wire: Pink/Light Blue
Car Radio Accessory Switched 12v+ Wire: Yellow/Black
Car Radio Ground Wire: Black/Light Green
Car Radio Illumination Wire: Light Blue/Red
Car Stereo Dimmer Wire: N/A
Car Stereo Antenna Trigger Wire: N/A
Car Stereo Amp Trigger Wire: N/A
Car Stereo Amplifier Location: N/A
Car Audio Front Speakers Size: N/A
Car Audio Front Speakers Location: N/A
Left Front Speaker Positive Wire (+): Orange/Light Green
Left Front Speaker Negative Wire (-): Light Blue/White
Right Front Speaker Positive Wire (+): White/Light Green
Right Front Speaker Negative Wire (-): Dark Green/Orange
Car Audio Rear Speakers Size: N/A
Car Audio Rear Speakers Location: N/A
Left Rear Speaker Positive Wire (+): Gray/Light Blue
Left Rear Speaker Negative Wire (-): Tan/Yellow
Right Rear Speaker Positive Wire (+): Orange/Red
Right Rear Speaker Negative Wire (-): Brown/Pink

2005 Dodge Neon Car Radio Stereo Wiring Diagram
Car Radio Battery Constant 12v+ Wire: Pink/Light Blue
Car Radio Accessory Switched 12v+ Wire: Red/White
Car Radio Ground Wire: Black
Car Radio Illumination Wire: Orange
Car Stereo Dimmer Wire: Black/Yellow
Car Stereo Antenna Trigger: N/A
Car Stereo Amp Trigger Wire: N/A
Car Stereo Amplifier Location: N/A
Car Audio Front Speakers Size: N/A
Car Audio Front Speakers Location: N/A
Left Front Speaker Positive Wire (+): Dark Green
Left Front Speaker Negative Wire (-): Brown/Red
Right Front Speaker Positive Wire (+): Violet
Right Front Speaker Negative Wire (-): Dark Blue/Red
Car Audio Rear Speakers Size: N/A
Car Audio Rear Speakers Location: N/A
Left Rear Speaker Positive Wire (+): Brown/Yellow
Left Rear Speaker Negative Wire (-): Brown/Light Blue
Right Rear Speaker Positive Wire (+): Dark Blue/White
Right Rear Speaker Negative Wire (-): Dark Blue/Orange

need codes to hook up radio to 1999 buick century