1999 Chevrolet Suburban fuse box diagram
The 1999 Suburban 8th generation (also known as "GMT400") has 2 different fuse boxes:
Instrument Panel Fuse Block diagram
Underhood Fuse/Relay Center diagram
Instrument Panel Fuse Block
| |||||
|---|---|---|---|---|---|
| Type | No. | Description | |||
Fuse MINI 20A | 1 | Stop/TCC Switch, Buzzer, CHMSL, Hazard Lamps, Stoplamps | |||
Fuse MINI 20A | 2 | Transfer Case | |||
Fuse MINI 20A | 3 | Courtesy Lamps, Cargo Lamp, Glove Box Lamp, Dome/Reading Lamps, Vanity Mirrors, Power Mirrors | |||
Fuse MINI 10A | 4 | Instrument Cluster, DRL Relay, Lamp Switch, Keyless Entry, Low Coolant Module, Illuminated Entry Module, DRAC [Diesel Engine] | |||
Fuse MINI 10A | 5 | Rear Comfort Controls | |||
Fuse MINI 10A | 6 | Cruise Control | |||
Fuse MINI 25A | 7 | Auxiliary Power Outlet | |||
Fuse MINI 10A | 8 | Crank | |||
Fuse MINI 20A | 9 | License Lamp, Parking Lamps, Taillamps, Roof Marker Lamps, Tailgate Lamps, Front Sidemarkers, Fog Lamp Relay, Door Switch Illumination, Fender Lamps, Headlamp Switch Illumination | |||
Fuse MINI 10A | 10 | Air Bag System | |||
Fuse MINI 25A | 11 | Wiper Motor, Washer Pump | |||
Fuse MINI 25A | 12 | A/C, A/C Blower, High Blower Relay | |||
Fuse MINI 20A | 13 | Power Amp, Rear Liftglass, Cigarette Lighter, Door Lock Relay, Power Lumbar Seat | |||
Fuse MINI 10A | 14 | 4WD Indicator, Cluster, Front and Rear Comfort Controls [If Equipped], Instrument Switches, Radio Illumination, Chime Module | |||
Fuse MINI 20A | 15 | DRL Relay, Fog Lamp Relay | |||
Fuse MINI 20A | 16 | Front and Rear Turn Signals, Back-Up Lamps, BTSI Solenoid | |||
Fuse MINI 10A | 17 | Radio (Ignition) | |||
Fuse MINI 10A | 18 | 4WAL/VCM, ABS, Cruise Control | |||
Fuse MINI 15A | 19 | Radio (Battery) | |||
Fuse MINI 10A | 20 | PRNDL, Automatic Transmission, Speedometer, Check Gages, Warning Lights | |||
Fuse MINI 10A | 21 | Security/Steering | |||
Fuse MINI 20A | 22 | AUX | |||
Fuse MINI 25A | 23 | Rear Wiper, Rear Washer Pump | |||
Fuse MINI 20A | 24 | Front Axle, 4WD Indicator Lamp, TP2 Relay [Gasoline Engine] | |||
Circuit breaker MAXI | A | Power Door Lock, Six-Way Power Seat, Keyless Entry Module | |||
Circuit breaker MAXI | B | Power Windows | |||
Underhood Fuse/Relay Center
| |||||
|---|---|---|---|---|---|
| Type | Description | ||||
Fuse MAXI 50A | 1 Headlamp and Panel Dimmer Switch, Fog and Courtesy Fuses | ||||
Fuse MAXI 50A | 2 Battery, Fuse Block Busbar | ||||
Fuse MAXI 40A | 3 Ignition Switch | ||||
Fuse MAXI 50A | 4 Ignition Switch | ||||
Fuse MAXI 60A | 5 Anti-Lock Brake Module | ||||
Fuse MAXI 50A | 6 Hi Blower and Rear Blower Relays | ||||
Fuse MAXI 30A | 7 Stoplamps | ||||
Fuse MAXI | 8 Heated Seats [If Equipped] | ||||
Fuse MAXI 30A | 9 Aux B | ||||
Fuse MAXI 30A | 10 Aux A | ||||
Fuse MINI 30A | 11 Spare | ||||
Fuse MINI 20A | 12 Spare | ||||
Fuse MINI 10A | 13 Spare | ||||
Fuse MINI 20A | 15 Fuel Pump, PCM/VCM | ||||
Fuse MINI 30A | 16 Rear Window Defogger [If Equipped] | ||||
Fuse MINI 10A | 17 Auxiliary Fan Relay Coil, A/C Compressor Relay, Hot Fuel Module | ||||
Fuse MINI | 18 Fuel Solenoid [Diesel Engine] | ||||
Fuse MINI | 19 Glow plugs [Diesel Engine] | ||||
Fuse MINI 20A | 21 Horn, Underhood Lamps | ||||
Fuse MINI 30A | 22 Auxiliary Fan | ||||
Fuse MINI 20A | 23 Injectors, PCM/VCM | ||||
Fuse MINI | 24 Heated Front Seats | ||||
Fuse MINI 10A | 27 Air Conditioning | ||||
Fuse MINI | 28 Heated Outside Mirrors [If Equipped] | ||||
Fuse MINI 20A | 29 Ignition Switch, EGR, Canister Purge, EVRV Idle Coast Solenoid, Heated O2, Fuel Heater [Diesel Engine], Water Sensor [Diesel Engine] | ||||
Fuse puller | FUSEPULLER Extraction tool for fuse replacement. | ||||
Relay | R1 (STARTER) Relé de arranque | ||||
Relay | R2 (A/C) Relé de aire acondicionado | ||||
Relay | R3 (FUEL PUMP) Relé de la bomba de combustible | ||||
Relay | R4 (BRAKE LAMP) Relé de la lámpara de freno | ||||
Relay | R5 (A.I.R.) Relé A.I.R. | ||||
Relay | R6 (HORN) Relé de bocina | ||||
Chevrolet Suburban fuse box diagrams change across years, pick the right year of your vehicle:
Doesn't match your car?Ask for your diagram
Found a mistake? Let us know!
