Whether your an expert Ford F250 Truck mobile electronics installer, Ford F250 Truck fanatic, or a novice Ford F250 Truck enthusiast with a 1991 Ford F250 Truck, a car stereo wiring diagram can save yourself a lot of time. Automotive wiring in a 1991 Ford F250 Truck 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 1991 Ford F250 Truck.

The Modified Life staff has taken all its Ford F250 Truck car radio wiring diagrams, Ford F250 Truck car audio wiring diagrams, Ford F250 Truck car stereo wiring diagrams, Ford F250 Truck car radio wiring schematics, Ford F250 Truck 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 1991 Ford F250 Truck part or component.

Feel free to use any Ford F250 Truck 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 Ford F250 Truck wiring information is at your own risk. Always verify all wires, wire colors and diagrams before applying any information found here to your 1991 Ford F250 Truck.

Questions

If you have any questions pertaining to the audio system in the 1991 Ford F250 Truck, please feel free to post it at the bottom of this page and either we’ll do our best to find you the information you need or hopefully someone in the Modified Life community will have the information you’re looking for.

Request a Car Stereo Wiring Diagram

If you can’t find a particular car audio wire diagram on Modified Life, please feel free to post a car radio wiring diagram request at the bottom of this page and we’ll do our best to find you the diagram or schematic you need for your mobile audio installation.

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1991 Ford F250 Truck Car Stereo Wiring Diagram

Car Radio Battery Constant 12v+ Wire: Green/Yellow
Car Radio Accessory Switched 12v+ Wire: Yellow/Black
Car Radio Ground Wire: Red or Black
Car Radio Illumination Wire: 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/Green
Left Front Speaker Negative Wire (-): Black/White
Right Front Speaker Positive Wire (+): White/Green
Right Front Speaker Negative Wire (-): Black/White
Car Audio Rear Speakers Size: N/A
Car Audio Rear Speakers Location: N/A
Left Rear Speaker Positive Wire (+): Pink/Green
Left Rear Speaker Negative Wire (-): Pink/Blue
Right Rear Speaker Positive Wire (+): Pink/Blue
Right Rear Speaker Negative Wire (-): Green/Orange