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1991 Chevrolet Silverado 3500

March 31st, 2012 Posted in Chevrolet Silverado

1991 Chevrolet Silverado 3500 Stereo Wiring Information

Radio Constant 12v+ Wire: Orange
Radio Switched 12v+ Wire: Yellow
Radio Ground Wire: Black
Radio Illumination Wire: Gray
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
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

1991 Chevrolet Silverado 3500 Speaker Sizes
Back Speaker Size: 4×6
Front Speaker Size: 4×6

The following information is currently not available:
Stereo Dimmer Wire
Stereo Antenna Trigger
Stereo Amp Trigger Wire
Front Speakers Size
Rear Speakers Size

*If you know any of the above or any other missing information please use the comment box below to notify us.

2 Responses to “1991 Chevrolet Silverado 3500”

  1. chris Says:

    rear speakers behind the seats right next to the seatbelt are 4×6 and in the dash are 4×6 as well

  2. Mr Stereo Says:


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