Whether your an expert GMC Yukon Denali mobile electronics installer, GMC Yukon Denali fanatic, or a novice GMC Yukon Denali enthusiast with a 1999 GMC Yukon Denali, a car stereo wiring diagram can save yourself a lot of time. Automotive wiring in a 1999 GMC Yukon Denali vehicles are becoming increasing more difficult to identify due to the installation of more advanced factory oem electronics.
One of the most time consuming tasks with installing an after market car stereo, car radio, satellite radio, xm radio, car speakers, tweeters, car subwoofer, crossovers, audio equalizer, car amplifier, mobile amp, car amplifier, mp3 player, ipod or any car audio electronics is identifying the correct color car audio wires for your 1999 GMC Yukon Denali headlight bulb size you need for your low beam or high beam and save time. Also, find your other car light bulb sizes including your fog light, reverse light, turn signal, brake light and more. It’s that easy!
The Modified Life staff has taken all its GMC Yukon Denali car radio wiring diagrams, GMC Yukon Denali car audio wiring diagrams, GMC Yukon Denali car stereo wiring diagrams, GMC Yukon Denali car radio wiring schematics, GMC Yukon Denali car wiring diagrams and cataloged them online for use by our visitors for free. 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 1999 GMC Yukon Denali part or component.
Feel free to use any GMC Yukon Denali car stereo wiring diagram that is listed on Modified Life but keep in mind that all information here is provided “as is” without any warranty of any kind and most of the car audio wiring diagrams listed on our enthusiast website are submitted by the Modified Life community. Use of the GMC Yukon Denali wiring information is at your own risk. Always verify all wires, wire colors and diagrams before applying any information found here to your 1999 GMC Yukon Denali.
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1999 GMC Yukon Denali Stock Radio Wiring Instructions
Car Radio Battery Constant 12v+ Wire: Orange
Car Radio Accessory Switched 12v+ Wire: Yellow
Car Radio Ground Wire: Black
Car Radio Illumination Wire: Gray
Car Stereo Dimmer Wire: Brown
Car Stereo Power Antenna Trigger Wire: N/A
Car Stereo Amp Turn-On Trigger Wire: N/A
Car Stereo Amplifier Location: N/A
Car Audio Front Tweeter Size: 1″ Tweeters
Car Audio Front Tweeter Depth: 2″
Car Audio Front Tweeter Location: N/A
Left Front Speaker Positive Wire (+): Tan
Left Front Speaker Negative Wire (-): Gray
Right Front Speaker Positive Wire (+): Light Green
Right Front Speaker Negative Wire (-): Dark Green
Car Audio Front Speakers Size: 6 1/2″ Speakers
Car Audio Front Speakers Depth: 3 1/2″
Car Audio Front Speakers Location: N/A
Left Rear Speaker Positive Wire (+): Brown
Left Rear Speaker Negative Wire (-): Yellow
Right Rear Speaker Positive Wire (+): Dark Blue
Right Rear Speaker Negative Wire (-): Light Blue
Car Audio Rear Speakers Size: 6 1/2″ Speakers
Car Audio Rear Speakers Depth: 3 1/2″
Car Audio Rear Speakers Location: N/A
Car Subwoofer Speaker Positive Wire (+): N/A
Car Subwoofer Speaker Negative Wire (-): N/A
Car Subwoofer Speaker Size: 10″ Subwoofer
Car Subwoofer Speaker Depth: 4″
Car Subwoofer Speaker Location: N/A
The 1999 GMC Yukon Denali radio wire color information above is updated as it is submitted by the Modified Life community.