Going to be intalling a 552t on my 94 Chevrolet c2500 truck this weekend. I do know how to test for all my wires but thought I would post here to see if any one had a wiring diagran to make this go faster. Thanks!!
| ITEM | WIRE COLOR |POL| WIRE LOCATION |
| 12V|red |+ |ignition harness |
| STARTER|yellow or purple |+ |ignition harness |
| IGNITION|pink |+ |ignition harness |
| ACCESSORY|orange |+ |ignition harness |
| POWER LOCK|lt. blue |*1 |either door boot |
| POWER UNLOCK|BLACK/ red |*1 |either door boot |
| PARKING LIGHTS +|brown | |switch or fuse panel |
| HEADLIGHTS|yellow |+ |at switch |
| DOOR TRIGGER|white |- |light switch |
| DOME SUPERVISION|use door trigger | | |
| TACHOMETER|white *2 | |ECM *3 |
| BRAKE WIRE|white |+ |at brake pedal switch |
| HORN TRIGGER|black |- |at column |
| WIPERS|purple |+ |steering column |
| LF WINDOW UP/DN|dk. blue - brown |A |at drivers door switch |
| RF WINDOW UP/DN|light blue - tan |A |drivers door or boot |
| LR WINDOW UP/DN|green - purple |A |drivers door or boot |
| RR WINDOW UP/DN|lt. grn - pur/wht |A |drivers door or boot |
Notes:
*1 5 wire (type C) on the two door models, and positive trigger (type A) on the four door and keyless entry models. *2 Tach wire on the 6.5 Diesel is white at the instrument cluster. Diesel wait to start wire is dk. blue (+) located at the instrument cluster. *3 ECM located behind the glove box.
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Jeff
Velocity Custom Home Theater
Mobile Audio/Video Specialist
Morden, Manitoba CANADA