2000 Chevrolet Silverado Trailer Wiring | etrailer Install a 4-way flat on your vehicle with this splice-in harness. Powered converter connects directly to battery to reduce strain on wiring. Potted, SMT construction boosts water and vibration resistance. Works with 2-wire, 3-wire, and PWM systems. 2000 Chevrolet Silverado 1500 Trailer Wire Harness and Equip cars, trucks & SUVs with 2000 Chevrolet Silverado 1500 Trailer Wire Harness and Connector from AutoZone. Get Yours Today! We have the best products at the right price.