Buick Century (V; 1993) – fuse and relay box diagram
Year of production: 1993
This article covers the Buick Century. It includes fuse box diagrams for the 5th generation 1993 models, provides details on the location of the fuse panels inside the vehicle, and explains the function and layout of each fuse.
Passenger compartment
Fuse box location
The fuse panel is located inside the glove box, on the left side.
Fuse box diagram

Assignment of the fuses in the passenger compartment (instrument panel)
Fuse | Ampere rating [A] | Usage |
A | 15 | ECM; MAF Sensor (3300 Engine only) |
B | 20 | ECM Injectors/Coil |
C | 10 | Eng. A/C Relay; EGR Solenoid; Canister Purge Solenoid |
D | 10 | Fan/Elect; Generator; DRL Module |
E | 15 | Turn Signal Flasher; Back-up Lights; Trunk/Liftgate Release |
F | 10 | Supplemental Inflatable Restraint (Air Bagj |
G | 20 | Tail; Park; Side Marker; License Plate; Stop/Turn Signa |
H | 20 | Heater/Air Conditioner |
I | 10 | Gages; Warning Indicators; Torque Convert Clutch; Audible Warning System; Computer Command Control; Trunk Release; Brake Warning Indicator; Rear Defog Switch; Speedometer |
J | 20 | Stop Lights; Hazard Flashers |
K | 20 | Interior, Underhood, Courtesy, I/P, Trunk Lights; Door Locks; Horn Relay, Passive Restraint System, Deck Lid Release, Power Antenna |
L | 30* | Liftgate Release; Power Windows |
M | 5 | Illumination for: I/P, Radio, Pod Lights, Ashtray, Console Light, Heater-A/C Control, Defog Switch, Headlight Switch |
N | 10 | Radio, Cruise Control |
O | 30* | Seats, Door Locks, Rear Defog |
P | 25 | Windshield Wipe/Was |
Q | 20 | Cigarette Lighter |
15 | Safety Belt/Chirne (ICAM) Module (Located behind the fuse block, above the hush panel. | |
15 | Remote Lock Control (Located behind the fuse block, above the hush panel. | |
15 | Fuel Pump, ECM (Located under the hood.) | |
*Circuit Breaker |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.