Tachometer wire white ignition coil brake wire white at brake pedal switch or drivers kick panel horn trigger black harness at steering column left front window up dark blue at motor inside drivers door left front window down brown at motor inside drivers door.
Your power starts at the brake light fusecheck with a test lightthen proceed to stop light switch on brake pedal under dashone wire will be hot when when you check it with your test light the other wont be until you press down the brake pedal then the power flows through to the second wireif no power to second wire replace switchif. See how the anti.
Silverado Horn Wiring Harness Wiring Diagram All
92 Chevy S10 Wiring Diagrams Steering Column S10 Ignition
