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Buick Century 1997-2005 Fuse Diagram

Instrument Panel Fuse Block

Some fuses are located in a fuse block on the passenger’s side of the instrument panel. Pull off the cover labeled FUSES to expose the fuses.

TIRE RESET Tire Inflation Monitor Reset Button PWR WINDOWS, PWR SUNROOF Power Windows, Power Sunroof REAR DEFOG Rear Window Defogger POWER SEATS Power Seats Blank Not Used
Fuse Description Blank Not Used Blank Not Used Blank Not Used PCM, BCM, U/H RELAY Ignition Signal: Hot in Run and Start, Powertrain Control Module, Body Control Module, Underhood Relay RADIO PREM. SOUND Remote Radio Premium Sound POWER MIRRORS Power Mirrors Blank Not Used PANEL DIMMING Panel Dimming Blank Not Used IGN 0, CLUSTER, PCM, BCM Ignition Signal: Hot in Run, Unlock and Start, Cluster, Powertrain Control Module, Body Control Module Blank Not Used Blank Not Used DRL Daytime Running Lamps Module INADV POWER BUS Interior Lamps, Retained Accessory Power
Fuse Description DOOR LOCKS Door Locks Blank Not Used TAIL LAMPS, LIC LAMPS Taillamps, License Lamps RADIO Radio HEATED MIRROR Heated Mirrors CRUISE Cruise Control Blank Not Used CLUSTER Instrument Panel Cluster CIGAR LTR, DATA LINK Cigarette Lighter, Auxiliary Power Connection (Power Drop), Data Link STOP LAMPS Stoplamps Blank Not Used FRT PARK LPS Parking Lamps POWER DROP Auxiliary Power Connection (Power Drop): Hot in ACC and Run CRANK SIGNAL, BCM, CLUSTER Crank Signal, Body Control Module, Cluster, Powertrain Control Module HVAC Ignition Signal, HVAC Control Head
Fuse Description BTSI PARK LOCK Shifter Lock Solenoid AIR BAG Air Bag BCM PWR Body Control Module HAZARD Hazard Flashers LH HEATED SEAT Driver’s Heated Seat Blank Not Used BCM ACC Ignition Signal: Hot in ACC and Run, Body Control Module Blank Not Used LOW BLOWER Low Blower ABS Anti-Lock Brakes TURN SIGNALS, CORN LPS Turn Signals, Cornering Lamps RADIO, HVAC, RFA, CLUSTER Radio, HVAC Head, Remote Keyless Entry, Cluster HIGH BLOWER High Blower RH HEATED SEAT Passenger’s Heated Seat STRG WHL CONT Audio Steering Wheel Controls WIPER Wipers

Main Fuse Box Diagram (Under Hood)

Some fuses and relays are located in the under-hood electrical center on the passenger’s side of the engine compartment.

Maxi fuse Description 1 ABS 2 Starter Solenoid 3 Power Seats, Rear Defog 4 High Blower, Hazard Flasher, Stoplamps, Power Mirror, Door Locks 5 Ignition Switch, BTSI, Stoplamps, ABS, Turn Signals, Cluster, Air Bag, DRL Module 6 Cooling Fan 7 Interior Lamps, Retained Accessory Power, Keyless Entry, Data Link, HVAC Head, Cluster, Radio, AUX Power (Power Drop), Cigarette Lighter 8 Ignition Switch, Wipers, Radio, Steering Wheel Controls, Body Control Module, AUX Power (Power Drop), Power Windows, Sunroof, HVAC Controls, DRL, Rear Defog Relay
Mini relay Description 9 Cooling Fan 2 10 Cooling Fan 3 11 Starter Solenoid 12 Cooling Fan 1 13 Ignition Main 14 Air Pump (Optional) Micro relay Description 15 A/C Clutch 16 Horn 17 Not Used 18 Not Used 19 Fuel Pump Mini fuse Description 20 Air Pump (Optional) 21 Generator 22 ECM 23 A/C Compressor Clutch 24 Cooling Fan 25 Electronic Ignition 26 Transaxle
Mini relay Description 9 Cooling Fan 2 10 Cooling Fan 3 11 Starter Solenoid 12 Cooling Fan 1 13 Ignition Main 14 Air Pump (Optional) Micro relay Description 15 A/C Clutch 16 Horn 17 Not Used 18 Not Used 19 Fuel Pump Mini fuse Description 20 Air Pump (Optional) 21 Generator 22 ECM 23 A/C Compressor Clutch 24 Cooling Fan 25 Electronic Ignition 26 Transaxle

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