1999 Mercury Mountaineer Stereo Wiring Information
Radio Battery Constant 12v+ Wire: Light Green
Radio Accessory Switched 12v+ Wire: Yellow/Black
Radio Ground Wire: Black
Radio Illumination Wire: Light Blue/Red
Stereo Amp Trigger Wire: Blue
Left Front Speaker Positive Wire (+): Orange/Light Green
Left Front Speaker Negative Wire (-): Light Blue/White
Right Front Speaker Positive Wire (+): Dark Green/Orange
Right Front Speaker Negative Wire (-): White/Light Green
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
1999 Mercury Mountaineer Speaker Sizes
Audio Front Speakers Size: 6″ x 8″ Speakers
Audio Rear Speakers Size: 6″ x 8″ Speakers
The following information is currently not available:
Stereo Dimmer Wire
Stereo Antenna Trigger Wire
*If you know any of the above or any other missing information please use the comment box below to notify us.