1988 Mercury Cougar Fuse Box Diagram? | Yahoo Answers 1988 Mercury Cougar Fuse Box Diagram? I need to get a fuse panel diagram for this car. Answer Save. 2 Answers. Relevance. Gypsy R. Lv 4. 9 years ago. You can go to Autozone and go to the repair section for your car. They have wiring diagrams there I know and hopefully a fusebox diagram.