Chevrolet K5 Blazer (1982 – 1991) – fuse box diagram
Year of production: 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991
Fuse Box diagram
| No. | A | Circuit Protected |
| 1 | 20 | Horn, Dome & Glove Box Lights, Clock, Courtesy Lights (’82-’84), Lift Gate Release Solenoid (’82-’84), Cigarette Lighter |
| 2 | 20 | Light Switch, Taillights & Parking Lights, Courtesy Lights (’88-’91), Roof Marker (’88-’91) |
| 3 | 10 | Electronic Control Module, TBI Fuel Pump, TBI Auxiliary Tank Selector Switch |
| 4 | 20 | Ignition (’82-’84), Gauges (’82-’84), Rear Window Defogger Relay (Timer Relay), Automatic Transmission Converter Clutch, Cruise Control, Engine Overspeed Light (’85-’91), Carbureted & Diesel Auxiliary Fuel Tank Selector Switch (’85-’91), Kickdown Switch (M40), Low Coolant Module, Warning Chime |
| 5 | 15 | ’82-’84: Turn Signal Lights, Back-Up Lights |
| 20 | ’85-’91: Instrument Cluster, Seat Belt & Lights On Buzzer, TBI Torque Converter Clutch Solenoid, Auxiliary Coolant Fan Relay, TBI Fuel Pump Priming Module, Transmission Kickdown Relay and Solenoid (M40), A.I.R. Divert Solenoid (Carbureted Models), Water in Fuel Sensor & Fuel Heater (Diesel) | |
| 6 | 10 | ’82-’84: Electronic Control Module |
| 15 | ’85-’91: Turn Signals, Back-Up Lights | |
| 7 | 10 | ’85-’91: ECM-Ignition Feed (Ing. 1), Vehicle Speed Sensor, TBI Spark Control Module, TBI Fuel Injectors, TBI A.I.R. Divert Solenoid, TBI EGR or E.V.R.V. Solenoid |
| 8 | 5 | Instrument Panel Lights, Headlight Warning Buzzer, Rear Defogger Switch Light (’82-’87) |
| 9 | 20 | ’82-’84: Choke |
| 25 | ’85-’91: Auxiliary Heater & Air Conditioning | |
| 10 | 25 | Heater & Air Conditioning |
| 11 | 30 | Circuit Breaker: Power Windows |
| 12 | 15 | ’91: Daytime Running Lights |
| 13 | 30 | Circuit Breaker: Power Door Locks, Rear Window Defogger (Timer Relay), Tailgate Power Window (’85-’91) |
| 14 | 15 | Stoplights, Hazard Warning Lights, Seat Belt & Headlight On Buzzer (’88-’91) |
| 15 | 15 | Radio, Auxiliary Battery Relay (’85-’91), 4WD Indicator Light (’85-’91), Automatic Transmission (’85-’91), Converter Clutch Solenoid (Diesel (’88-’91)) |
| 16 | 25 | Windshield Wipers & Washers |
| 17 | 3 | Electronic Control Module, Crank Circuit, Oil Pressure Switch |
| Puller | 20 | ’91: Carburetor Choke Heater |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.