1991 Chevrolet Suburban fuse box diagram
The 1991 Suburban 7th generation (also known as "Rounded Line", "R-series", "V-series") has 2 different fuse boxes:
Cabin fuse box diagram
Cabin fuse box (Ver. 2) diagram
Cabin fuse box
| Type | Description | |
|---|---|---|
Fuse ATO | 1 (SHUNT) Spare Fuses | |
Fuse ATO | 2 (SHUNT) Spare Fuses | |
Fuse ATO 5A | 3 (INSTR LPS) Instrument Panel Lamps | |
Fuse ATO 30A | 4 (PWR ACC) Power Accessories - Cicuit Breaker, Power Windows | |
Fuse ATO 20A | 5 (HORN/DM) Horn, Dome Lamps | |
Fuse ATO 20A | 6 (IGN) Ignition Circuit | |
Fuse ATO 25A | 7 (AUX HTR A/C) Auxiliary Heater, Air Conditioning | |
Fuse ATO 15A | 8 (STOP HAZ) Stop/Hazard Lamps | |
Fuse ATO 20A | 9 (T/L CTSY) Tail Lamps, Courtesy Lamps | |
Fuse ATO 20A | 10 (GAGE/IDLE) Gages, Idle Solenoid | |
Fuse ATO 25A | 11 (HTR A/C) Heater, Air Conditioning | |
Fuse ATO 15A | 12 (RADIO) Radio | |
Fuse ATO 10A | 13 ECM B | |
Fuse ATO 15A | 14 (TURN B/U) Turn, Backup Lamps | |
Fuse ATO 30A | 15 (PWR WDO) Power Window - Circuit Breaker | |
Fuse ATO 25A | 16 (WIPER) Wiper | |
Fuse ATO 10A | 17 ECM 1 | |
Fuse ATO 15A | 18 DRL | |
Fuse ATO 20A | 18 CHOKE | |
Fuse ATO 3A | 19 CRANK | |
Fuse ATO 20A | 20 CHOKE | |
Flasher | Flasher FLASHER |
Cabin fuse box (Ver. 2)
| Type | No. | Description | |
|---|---|---|---|
Fuse ATO 20A | 1 | CHOKE | |
Fuse ATO 20A | 2 | (A/C) Air conditioning | |
Fuse ATO 25A | 5 | AUX HTR A/C | |
Fuse ATO 20A | 7 | GAU IDLE | |
Fuse ATO 15A | 8 | (RDO) Radio and audio system | |
Fuse ATO 15A | 9 | STOP HAZ | |
Fuse ATO 20A | 11 | T/L CTSY | |
Fuse ATO 25A | 12 | (WIPER) Wipers | |
Circuit breaker MAXI | 13 | PWR | |
Fuse ATO 15A | 14 | TURN-B/U | |
Fuse ATO 20A | 15 | (HORN) Horn | |
Fuse ATO 10A | 16 | ECM BAT | |
Fuse ATO 5A | 17 | INST LPS | |
Fuse ATO 10A | 18 | (ECM-IGN) Engine control unit | |
Flasher | R1 | HAZ FLSH | |
Flasher | R2 | DIR SIG FLSH |
Chevrolet Suburban fuse box diagrams change across years, pick the right year of your vehicle:
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