2005 Buick Terraza Stereo Wiring Information Radio Battery Constant 12v+ Wire: Red/White Radio Accessory Switched 12v+ Wire: Orange (Data Bus Wire) Radio Ground Wire: Black/White 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 … Read more
2006 Buick Terraza Stereo Wiring Information Radio Battery Constant 12v+ Wire: Red/White Radio Accessory Switched 12v+ Wire: Orange (Data Bus Wire) Radio Ground Wire: Black/White 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 … Read more
2007 Buick Terraza Stereo Wiring Information Radio Battery Constant 12v+ Wire: Red/White Radio Accessory Switched 12v+ Wire: Orange (Data Bus Wire) Radio Ground Wire: Black/White 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 … Read more