Looking for Buick Regal fuse box diagrams ? This article covers the fourth-generation Buick Regal , produced from 1997 , and includes fuse box diagrams for Buick Regal 1997, 1998, 1999, 2000, 2001, 2002, 2003 and 2004 , along with details about the location of the fuse panels inside the vehicle and a clear explanation of the assignment of each fuse and relay (fuse layout).
Fuse box is located in the instrument panel on the passenger’s side of the instrument panel. Pull off the cover labeled FUSES to expose the fuse block.
Fuses and relays are located in the underhood fuse block on the passenger’s side of the vehicle in the engine compartment.
Assignment of the circuit breakers in the passenger compartment (1997, 1998, 1999)
Fuse Data
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ID. Description A Tire Inflation Monitor Reset Button B Power Windows/Sunroof C Rear Defog D Power Seats
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Assignment of the fuses in the passenger compartment (1997, 1998, 1999)
Fuse Data
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No. Description 1 Ignition Key Solenoid 4 Ignition Signal – Hot in Run and Start – PCM, BCM U/H Relay 5 Remote Radio Premium Sound 6 Power Mirrors 8 Panel Dimming 10 Ignition Signal -Hot in Run, Unlock and Start ~ Cluster, Powertrain Control Module, Body Control Module 13 DRL Module 14 Interior Lamps 15 Door Locks 17 Taillamps, License Lamp 18 Radio 19 Heated Mirror 20 Cruise Control 22 Clusters 23 Cigarette Lighter – Auxiliary Power Connection (Power Drop), Data Link 24 Stoplamps 26 Parking Lamps, Fog Lamps (1997) 27 Auxiliary Power Connection (Power Drop) – Hot in ACC and Run 28 Crank Signal – Body Control Module, Cluster, Powertrain Control Modules 29 Ignition Signal – HVAC Control Head 30 Shifter Lock Solenoid 31 Air Bag 32 Anti-lock Brake Controls (1997), Body Control Module 33 Hazard Flashers 34 Driver’s Heated Seat 36 Ignition Signal – Hot in ACC and Run – Body Control Module 37 Anti-lock Brake Solenoids (1997) 38 Low Blower 39 Anti-Lock Brakes 40 Turn Signals, Cornering Lamps 41 Radio, HVAC Head, Remote Keyless Entry, Cluster, CEL TEL 42 High Blower 43 Passenger’s Heated Seat 44 Audio Steering Wheel Controls 45 Wipers
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Assignment of the fuses in the engine compartment (1997, 1998, 1999)
Fuse Data
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No. Description 1 1997, 1998: Cooling Fan1999: ABS2 Starter Solenoid 3 Power Seats, Rear Defog, Heated Seats 4 High Blower, Hazard Flasher, Stop lamps, 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, CEL TEL, 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 20 Not Used 21 Generator 22 ECM 23 A/C Compressor Clutch 24 1997, 1998: Not Used1999: Cooling Fan25 Electronic Ignition 26 Transaxle 27 Horn 28 Fuel Injector 29 Oxygen Sensor 30 Engine Emissions 31 Fog Lamps 32 Headlamp (Right) 33 Rear Compartment Release 34 Parking Lamps 35 Fuel Pump 36 Headlamp (Left) 37 Spare 38 Spare 39 Spare 40 Spare 41 Spare 42 Spare 43 Fuse Puller Diode A/C Compressor Clutch Diode
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Assignment of the relays in the engine compartment (1997, 1998, 1999)
Fuse Data
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No. Description 9 Cooling Fan 2 10 Cooling Fan 3 11 Starter Solenoid 12 Cooling Fan 1 13 Ignition Main 14 Not Used 15 A/C Clutch 16 Horn 17 Fog Lamps 18 Fuel Pump, Speed Control 19 Fuel Pump
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Assignment of the fuses in the Passenger compartment (2000)
Fuse Data
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Short-Code Description TIRE RESET Tire Inflation Monitor Reset Button (Circuit Breaker) PWR WINDOWS, PWR SUNROOF Power Windows, Power Sunroof (Circuit Breaker) REAR DEFOG Rear Window Defogger (Circuit Breaker) POWER SEATS Power Seats (Circuit Breaker) Blank Not Used (Circuit Breaker) PARK LOCK Ignition Key Solenoid 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 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 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
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Assignment of the fuses in the engine compartment (2000)
Fuse Data
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No. Type Description 1 Maxi ABS 2 Maxi Starter Solenoid 3 Maxi Power Seats, Rear Defog, Heated Seats 4 Maxi High Blower, Hazard Flasher, Stoplamps, Power Mirror, Door Locks 5 Maxi Ignition Switch, BTSI, Stoplamps, ABS, Turn Signals, Cluster, Air Bag, DRL Module 6 Maxi Cooling Fan 7 Maxi Interior Lamps, Retained Accessory Power, Keyless Entry, CEL TEL, Data Link, HVAC Head, Cluster, Radio, AUX Power (Power Drop), Cigarette Lighter 8 Maxi Ignition Switch, Wipers, Radio, Steering Wheel Controls, Body Control Module, AUX Power (Power Drop), Power Windows, Sunroof, HVAC Controls, DRL, Rear Defog Relay 20 Mini Air Pump (Optional) 21 Mini Generator 22 Mini ECM 23 Mini A/C Compressor Clutch 24 Mini Cooling Fan 25 Mini Electronic Ignition 26 Mini Transaxle 27 Mini Horn 28 Mini Fuel Injector 29 Mini Oxygen Sensor 30 Mini Engine Emissions 31 Mini Fog Lamps 32 Mini Headlamp (Right) 33 Mini Rear Compartment Release 34 Mini Parking Lamps 35 Mini Fuel Pump 36 Mini Headlamp (Left) 37 Mini Spare 38 Mini Spare 39 Mini Spare 40 Mini Spare 41 Mini Spare 42 Mini Spare 43 Mini Fuse Puller Diode Mini A/C Compressor Clutch Diode
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Assignment of the fuses in the engine compartment (2000)
Fuse Data
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No. Description 9 Cooling Fan 2 10 Cooling Fan 3 11 Starter Solenoid 12 Cooling Fan 1 13 Ignition Main 14 Air Pump (Optional) 15 A/C Clutch 16 Horn 17 Fog Lamps 18 Fuel Pump, Speed Control (L67 only) 19 Fuel Pump
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Assignment of the fuses in the passenger compartment (2001, 2002, 2003)
Fuse Data
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Short-Code Description TIRE RESET Tire Inflation Monitor Reset Button (Circuit Breaker) PWR WINDOWS, Power Windows, Power Sunroof (Circuit Breaker) REAR DEFOG Rear Window Defogger (Circuit Breaker) POWER SEATS Power Seats (Circuit Breaker) Blank Not Used (Circuit Breaker) PARK LOCK Ignition Key Solenoid 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 INADV POWER BUS 2001: Interior Lamps, Retained Accessory Power DOOR LOCKS Door Locks TRAP ALERT 2001: Not Used TAIL LAMPS, LIC LAMPS Taillamps, License Lamps RADIO Radio HEATED MIRROR 2001-2002: Heated Mirrors CRUISE Cruise Control Blank Not Used CLUSTER Instrument Panel Cluster CIGAR LTR Cigarette Lighter, Auxiliary Power Connection (Power Drop) STOP LAMPS Stoplamps ONSTAR OnStar 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, Heating Ventilation Air Conditioning Control Head BTSI PARK LOCK Shifter Lock Solenoid AIR BAG Air Bag BCM PWR Body Control Module HAZARD Hazard Rashers 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, Heating Ventilation Air Conditioning Head, Remote Keyless Entry, Cluster HIGH BLOWER High Blower RH HEATED SEAT Passengers Heated Seat STRG WHL CONT Audio Steering Wheel Controls WIPER Wipers
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Assignment of the fuses in the engine compartment (2001, 2002, 2003)
Fuse Data
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No. Type Description 1 Maxi Anti-Lock Brake System 2 Maxi Starter Solenoid 3 Maxi Power Seats, Rear Defog, Heated Seats 4 Maxi High Blower, Hazard Flasher, Stoplamps, Power Mirror, Door Locks 5 Maxi Ignition Switch, BTSI, Stoplamps, ABS, Turn Signals, Cluster, Air Bag, DRL Module 6 Maxi Cooling Fan 7 Maxi 2001: Interior Lamps, Retained Accessory Power, Keyless Entry, CEL TEL, Data Link, HVAC Head, Cluster, Radio, AUX Power (Power Drop), Cigarette Lighter2002-2003: Retained Accessory Power, Keyless Entry, Data Link, Heating Ventilation Air Conditioning Head, Cluster, Radio, Auxiliary Power (Power Drop), Cigarette Lighter8 Maxi Ignition Switch, Wipers, Radio, Steering Wheel Controls, Body Control Module, Auxiliary Power (Power Drop), Power Windows, Sunroof, Heating Ventilation Air Conditioning Controls, Daytime Running Lamps, Rear Defog Relay 20 Mini 2001-2002: Air Pump (Optional)2003: Not Used21 Mini Generator 22 Mini Engine Control Module 23 Mini A/C Compressor Clutch 24 Mini Cooling Fan 25 Mini Electronic Ignition 26 Mini Transaxle 27 Mini Horn 28 Mini Fuel Injector 29 Mini Oxygen Sensor 30 Mini Engine Emissions 31 Mini Fog Lamps 32 Mini Headlamp (Right) 33 Mini Rear Compartment Release 34 Mini Parking Lamps 35 Mini Fuel Pump 36 Mini Headlamp (Left) 37 Mini Spare 38 Mini Spare 39 Mini Spare 40 Mini Spare 41 Mini Spare 42 Mini Spare 43 Mini Fuse Puller Diode Mini A/C Compressor Clutch Diode
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Assignment of the relays in the engine compartment (2001, 2002, 2003)
Fuse Data
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No. Description 9 Cooling Fan 2 10 Cooling Fan 3 11 Starter Solenoid 12 Cooling Fan 1 13 Ignition Main 14 2001-2002: Air Pump (Optional)2003: Not Used15 A/C Clutch 16 Horn 17 Fog Lamps 18 2001-2002: Fuel Pump, Speed Control (L67 only)2003: Not Used19 Fuel Pump
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Assignment of the fuses in the passenger compartment (2004)
Fuse Data
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Short-Code Description TIRE RESET Tire Inflation Monitor Reset Button PWR/WNDW PWR S/ROOF Power Windows, Power Sunroof R/DEFOG Rear Window Defogger PWR SEAT Power Seat Blank Not Used PRK/LCK Ignition Key Solenoid Blank Not Used Blank Not Used PCM, BCM, U/H Ignition Signal: Hot in Run and Start, Powertrain Control Module, Body Control Module, Underhood Relay RADIO PREM. SOUND Remote Radio Premium Sound PWR MIR Power Mirrors Blank Not Used INT/ILLUM Panel Dimming Blank Not Used IGN 0: CLSTR, PCM & BCM Ignition Signal: Hot in Run, Unlock and Start, Cluster, Powertrain Control Module, Body Control Module Blank Not Used Blank Not Used Blank Not Used ACCY PWR BUS Interior Lamps DR/ LCK Door Locks Blank Not Used R/LAMPS Taillamps, License Plate Lamps Blank Not Used CRUISE Cruise Control Blank Not Used CLSTR Instrument Panel Cluster LTR Cigarette Lighter STOP LAMPS Stoplamps ONSTAR OnStar PRK/LGHT Parking Lamps Blank Not Used CRNK SIG, BCM, CLSTR Crank Signal, Body Control Module, Cluster, Powertrain Control Module HVAC Ignition Signal, Heating, Ventilation and Air Conditioning Control Head BTSI (REGAL) Shifter Lock Solenoid AIR BAG Air Bag BCM PWR Body Control Module HAZRD Hazard Warning Flashers LH HTD SEAT Driver’s Heated Seat Blank Not Used BCM ACCY Ignition Signal: Hot in ACCESSORY and RUN, Body Control Module Blank Not Used LOW BLWER Low Blower ABS Anti-Lock Brakes TRN SIG Turn Signals, Cornering Lamps RADIO, HVAC, RFA, CLSTR ALDL Radio; Heating Ventilation, and Air Conditioning Head; Remote Keyless Entry, Cluster HI BLWR High Blower RH HTD SEAT Passenger’s Heated Seat STR/WHL CNTRL Audio Steering Wheel Controls WPR Windshield Wipers
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Assignment of the fuses in the engine compartment (2004)
Fuse Data
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No. Type Description 1 Maxi Anti-Lock Brake System 2 Maxi Starter Solenoid 3 Maxi Power Seats, Rear Window Defogger, Heated Seats 4 Maxi High Blower, Hazard Flasher, Stoplamps, Power Mirror, Door Locks 5 Maxi Ignition Switch, BTS Shifter Lock Solenoid, Stoplamps, Anti-Lock Brake System, Turn Signals, Cluster, Air Bag, Daytime Running Lamps Module 6 Maxi Cooling Fan 7 Maxi Retained Accessory Power (RAP), Remote Keyless Entry, Data Link, Heating, Ventilation and Air Conditioning Head, Cluster, Radio, Cigarette Lighter 8 Maxi Ignition Switch, Windshield Wipers, Radio, Steering Wheel Controls, Body Control Module, Power Windows, Sunroof; Heating, Ventilation and Air Conditioning Controls; Daytime Running Lamps, Rear Window Defogger Relay 20 Mini Not Used 21 Mini Generator 22 Mini Engine Control Module 23 Mini Air Conditioner Compressor Clutch 24 Mini Cooling Fan 25 Mini Electronic Ignition 26 Mini Transaxle 27 Mini Horn 28 Mini Fuel Injector 29 Mini Oxygen Sensor 30 Mini Engine Emissions 31 Mini Fog Lamps 32 Mini Right Headlamp 33 Mini Rear Compartment Release 34 Mini Parking Lamps 35 Mini Fuel Pump 36 Mini Left Headlamp 37 Mini Not Used 38 Mini Not Used 39 Mini Not Used 40 Mini Not Used 41 Mini Not Used 42 Mini Not Used 43 Mini Not Used Diode Mini Air Conditioner Compressor Clutch Diode
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Assignment of the relays in the engine compartment (2004)
Fuse Data
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No. Description 9 Cooling Fan 2 10 Cooling Fan 3 11 Starter Solenoid 12 Cooling Fan 1 13 Ignition Main 14 Air Pump (Optional) 15 Not Used 16 Horn 17 Fog Lamps 18 Not Used 19 Fuel Pump
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