1997Ford F-150 w/ base radiowirecolors: 12v- Lt. green/purple Acc- Black/pink GND- Black (lower right kickpanel) or Black/lt. green(upper left kickpanel) Illum- Lt. blue/black FL speaker +Orange/lt. greenFL speaker - Lt. blue/white FR speaker +White/lt. greenFR speaker - Dk. green/orange RL speaker +Gray/lt. blue RL speaker - Tan/yellow 97 F-150 Speaker wires - Ford F150 Forum Was this helpful? Speaker wire color codes behind the radio on '97 F-150 Jun 03, 2011Speaker wire color codes behind the radio on '97 F-150. Hi, just acquired a 1997 F-150 4x4 extended cab that originally had a 6 disc cd changer in the rear driver's side, but is missing. so its just been laying around till I got the F-150. 1997 Ford F150 Truck | Stereo Wiring Diagram 1997 Ford F150 Truck Stereo Wiring Information. Radio Battery Constant 12v+ Wire: Green/Violet. Radio Accessory Switched 12v+ Wire: Black/Pink. Radio Ground Wire: Black/Green. Radio Illumination Wire: Light Blue/Red. Stereo Antenna Trigger Wire: Blue. Left Front Speaker Positive Wire (+): Gray/Light Blue.