1986 Mercury Grand Marquis Stereo Wiring Information Radio Battery Constant 12v+ Wire: Green/Yellow Radio Accessory Switched 12v+ Wire: Yellow/Black Radio Ground Wire: Chassis 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 Left Rear Speaker Positive … Read more
1987 Mercury Grand Marquis Stereo Wiring Information Radio Battery Constant 12v+ Wire: Green/Yellow Radio Accessory Switched 12v+ Wire: Yellow/Black Radio Ground Wire: Chassis 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 Left Rear Speaker Positive … Read more
1988 Mercury Grand Marquis Stereo Wiring Information Radio Battery Constant 12v+ Wire: Green/Yellow Radio Accessory Switched 12v+ Wire: Yellow/Black Radio Ground Wire: Chassis 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 Left Rear Speaker Positive … Read more
1989 Mercury Grand Marquis Stereo Wiring Information Radio Battery Constant 12v+ Wire: Green/Yellow Radio Accessory Switched 12v+ Wire: Yellow/Black Radio Ground Wire: Chassis 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 Left Rear Speaker Positive … Read more
1990 Mercury Grand Marquis Stereo Wiring Information Radio Battery Constant 12v+ Wire: Green/Yellow Radio Accessory Switched 12v+ Wire: Yellow/Black Radio Ground Wire: Chassis Radio Illumination Wire: Blue/Red Stereo Antenna Trigger Wire: Orange/Blue Left Front Speaker Positive Wire (+): Orange/Green Left Front Speaker Negative Wire (-): Black/White Right Front Speaker Positive Wire (+): White/Green Right Front … Read more
1991 Mercury Grand Marquis Stereo Wiring Information Radio Battery Constant 12v+ Wire: Green/Yellow Radio Accessory Switched 12v+ Wire: Yellow/Black Radio Ground Wire: Chassis Radio Illumination Wire: Blue/Red Stereo Antenna Trigger Wire: Orange/Blue Left Front Speaker Positive Wire (+): Orange/Green Left Front Speaker Negative Wire (-): Black/White Right Front Speaker Positive Wire (+): White/Green Right Front … Read more
1992 Mercury Grand Marquis Stereo Wiring Information Radio Battery Constant 12v+ Wire: Green/Yellow Radio Accessory Switched 12v+ Wire: Yellow/Black Radio Ground Wire: Chassis Radio Illumination Wire: Blue/Red Stereo Antenna Trigger Wire: Orange/Blue Left Front Speaker Positive Wire (+): Orange/Green Left Front Speaker Negative Wire (-): Black/White Right Front Speaker Positive Wire (+): White/Green Right Front … Read more
1993 Mercury Grand Marquis Stereo Wiring Information Radio Battery Constant 12v+ Wire: Green/Yellow Radio Accessory Switched 12v+ Wire: Yellow/Black Radio Ground Wire: Chassis Radio Illumination Wire: Blue/Red Stereo Antenna Trigger Wire: Orange/Blue Left Front Speaker Positive Wire (+): Orange/Green Left Front Speaker Negative Wire (-): Black/White Right Front Speaker Positive Wire (+): White/Green Right Front … Read more
1994 Mercury Grand Marquis Stereo Wiring Information Radio Battery Constant 12v+ Wire: Green/Yellow Radio Accessory Switched 12v+ Wire: Yellow/Black Radio Ground Wire: Black/Light Green Radio Illumination Wire: Light Blue/Red Stereo Antenna Trigger Wire: Orange/Blue Stereo Amp Trigger Wire: Blue Left Front Speaker Positive Wire (+): Orange/Light Green Left Front Speaker Negative Wire (-): Light Blue/White … Read more
1995 Mercury Grand Marquis Stereo Wiring Information Radio Battery Constant 12v+ Wire: Green/Yellow Radio Accessory Switched 12v+ Wire: Yellow/Black Radio Ground Wire: Black/Light Green Radio Illumination Wire: Light Blue/Red Stereo Dimmer Wire: Blue/Red Stereo Amp Trigger Wire: Blue Left Front Speaker Positive Wire (+): Orange/Light Green Left Front Speaker Negative Wire (-): Light Blue/White Right … Read more