1990 Buick Reatta Car Radio Wiring Diagram - ModifiedLife Whether your an expert Buick Reatta mobile electronics installer, Buick Reatta fanatic, or a novice Buick Reatta enthusiast with a 1990 Buick Reatta, a car stereo wiring diagram can save yourself a lot of time. Automotive wiring in a 1990 Buick Reatta vehicles are becoming increasing more difficult to identify due to the installation of more advanced factory oem electronics.[PDF] BUICK REATTA 1988-1991 - alarmsellout WIRING INFORMATION: 1991 Buick Reatta WIRE WIRE COLOR WIRE LOCATION 12V CONSTANT WIRE RED Ignition harness STARTER WIRE YELLOW Ignition harness IGNITION WIRE PINK Ignition harness SECOND IGNITION WIRE BLUE/WHITE Ignition harness ACCESSORY WIRE ORANGE Ignition harness SECOND ACCESSORY WIRE PURPLE/WHITE Ignition harness '90 Reatta wiring diagram - Buick Reatta - Antique Jul 06, 2006I have gone to the web site. I cannot find where there is a wiring diagram to tell me where each color wire goes to the injectors. I have wired my replacement harness into this '90 Reatta and there were all matching colors except that my replacement from a '90 Bonneville had a black/blue where there was an extra black/pink on the Reatta. 1990 Buick Reatta Wiring Diagram | Wiring Diagram And 1990 Buick Reatta Wiring Diagram (Aug 06, 2019) - Many thanks for visiting here. Here is a great picture for 1990 buick reatta wiring diagram have been hunting for this picture through internet and it came from professional source. 1989 Buick Reatta Wiring Diagram | Wiring Diagram And 1989 Buick Reatta Wiring Diagram (Aug 04, 2019) - . Here I list some of top notch 1989 buick reatta wiring diagram pics on the internet. We noticed it from reliable source. Its Buick reatta: the message center (control board ) acts I have a1988 buick reatta and the message center (control board ) acts like it has a lose wire or a short of some type as it will work and then it will go blank. I've been trying to locate a wiring diagram so I could trace the wires to the computer, however, I can't seem to find the computer either.