1992 Chevy C1500 Fuse Box Diagram Apr 2026

| Fuse | Amps | Circuit / Component Protected | | :--- | :--- | :--- | | | 15A | Stoplights, Hazard flashers, Brake switch | | TAIL LPS | 10A | Parking lights, Tail lights, License plate lights, Side marker lights | | INST LPS | 5A | Instrument panel backlighting, Headlight switch illumination | | GAUGES | 10A | Instrument cluster (gauges), Warning lights, Transmission converter clutch (TCC), Shift indicator | | CLK/LTR | 10A | Cigarette lighter, Power mirrors, Clock, Radio memory | | WIPER | 25A | Windshield wiper/washer motor | | TURN/BU | 20A | Turn signals, Backup lights | | RADIO | 10A | Radio power (switched with ignition) | | ECU B | 10A | ECM (Engine Control Module) battery feed, Fuel pump relay primary | | ECU IGN | 10A | ECM ignition feed, Fuel injectors, Oxygen sensor heater | | HEATER | 25A | Blower motor (HVAC fan) | | AIR CON | 10A | A/C clutch relay, A/C compressor | | HORN | 20A | Horn relay | | PWR ACC | 20A (CB) | Circuit Breaker: Power windows, Power door locks (if equipped) | Note: Some fuse positions (e.g., "CRUISE" or "ILLUM") may be empty if your truck is a base model without those options. 2. Underhood Fuse / Relay Box (Engine Compartment) Location: Driver’s side, near the fender or on the firewall next to the brake booster. On many 1992 C1500s, this is a smaller box containing only a few high-current fuses and relays.

This guide covers the standard Chevrolet C1500 Silverado, Cheyenne, and W/T (Work Truck) models with a gasoline engine. The 1992 Chevrolet C1500 pickup uses two primary fuse panels: one inside the cab (under the dash) and one under the hood. Below is a breakdown of both, including fuse locations, amperage ratings, and common circuits. 1. Instrument Panel Fuse Box (Cab) Location: Left side of the dash, behind a removable cover near the driver’s door hinge. On some models, it is accessed by opening the driver’s door and pulling the cover off. 1992 Chevy C1500 Fuse Box Diagram