Buick Regal (1997-2004) fuses and relays

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In this article, we consider the fourth generation Buick Regal, produced from 1997 to 2008. Here you will find fuse box diagrams of Buick Regal 1997, 1998, 1999, 2000, 2001, 2002, 2003 and 2004, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout) and relay.

Fuse box diagram: Buick Regal (1997-2004)

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Buick Regal 1997, 1998, 1999
Buick Regal 2000
Buick Regal 2001, 2002, 2003
Buick Regal 2004


Cigar lighter / power outlet fuse in the Buick Regal is the fuse №F23 (CIGAR LTR, DATA LINK / CIGAR LTR / LTR) in the Passenger compartment fuse box.


Fuse box location

Passenger compartment fuse box

It is located on right side of the instrument panel, behind the coverThe location of the fuses in the passenger compartment: Buick Regal (1997-2004)

Engine compartment

The location of the fuses in the engine compartment: Buick Regal (1997-2004)

Fuse box diagrams 1997, 1998, 1999

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Passenger compartment

Instrument panel fuse box diagram: Buick Regal (1997, 1998, 1999)

Assignment of the fuses in the Passenger compartment (1997, 1998, 1999)
Description
ATire Inflation Monitor Reset Button (Circuit Breaker)
BPower Windows/Sunroof (Circuit Breaker)
CRear Defog (Circuit Breaker)
DPower Seats (Circuit Breaker)
1Ignition Key Solenoid
4Ignition Signal - Hot in Run and Start - PCM, BCM U/H Relay
5Remote Radio Premium Sound
6Power Mirrors
8Panel Dimming
10Ignition Signal -Hot in Run, Unlock and Start ~ Cluster, Powertrain Control Module, Body Control Module
13DRL Module
14Interior Lamps
15Door Locks
17Taillamps, License Lamp
18Radio
19Heated Mirror
20Cruise Control
22Clusters
23Cigarette Lighter - Auxiliary Power Connection (Power Drop), Data Link
24Stoplamps
26Parking Lamps, Fog Lamps (1997)
27Auxiliary Power Connection (Power Drop) - Hot in ACC and Run
28Crank Signal - Body Control Module, Cluster, Powertrain Control Modules
29Ignition Signal - HVAC Control Head
30Shifter Lock Solenoid
31Air Bag
32Anti-lock Brake Controls (1997), Body Control Module
33Hazard Flashers
34Driver’s Heated Seat
36Ignition Signal - Hot in ACC and Run - Body Control Module
37Anti-lock Brake Solenoids (1997)
38Low Blower
39Anti-Lock Brakes
40Turn Signals, Cornering Lamps
41Radio, HVAC Head, Remote Keyless Entry, Cluster, CEL TEL
42High Blower
43Passenger’s Heated Seat
44Audio Steering Wheel Controls
45Wipers

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Engine compartment

Under-hood fuse box diagram: Buick Regal (1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004)

Assignment of the fuses and relays in the Engine compartment (1997, 1998, 1999)
Description
11997, 1998: Cooling Fan
1999: ABS
2Starter Solenoid
3Power Seats, Rear Defog, Heated Seats
4High Blower, Hazard Flasher, Stop lamps, Power Mirror, Door Locks
5Ignition Switch, BTSI, Stoplamps, ABS, Turn Signals, Cluster, Air Bag, DRL Module
6Cooling Fan
7Interior Lamps, Retained Accessory Power, Keyless Entry, CEL TEL, Data Link, HVAC Head, Cluster, Radio, AUX Power (Power Drop), Cigarette Lighter
8Ignition Switch, Wipers, Radio, Steering Wheel Controls, Body Control Module, AUX Power (Power Drop), Power Windows, Sunroof, HVAC Controls, DRL, Rear Defog Relay
9Cooling Fan 2
10Cooling Fan 3
11Starter Solenoid
12Cooling Fan 1
13Ignition Main
14Not Used
15A/C Clutch
16Horn
17Fog Lamps
18Fuel Pump, Speed Control
19Fuel Pump
20Not Used
21Generator
22ECM
23A/C Compressor Clutch
241997, 1998: Not Used
1999: Cooling Fan
25Electronic Ignition
26Transaxle
27Horn
28Fuel Injector
29Oxygen Sensor
30Engine Emissions
31Fog Lamps
32Headlamp (Right)
33Rear Compartment Release
34Parking Lamps
35Fuel Pump
36Headlamp (Left)
37Spare
38Spare
39Spare
40Spare
41Spare
42Spare
43Fuse Puller
DiodeA/C Compressor Clutch Diode

Fuse box diagrams 2000

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Passenger compartment

Instrument panel fuse box diagram: Buick Regal (2000)

Assignment of the fuses in the Passenger compartment (2000)
Fuse NameDescription
TIRE RESETTire Inflation Monitor Reset Button (Circuit Breaker)
PWR WINDOWS, PWR SUNROOFPower Windows, Power Sunroof (Circuit Breaker)
REAR DEFOGRear Window Defogger (Circuit Breaker)
POWER SEATSPower Seats (Circuit Breaker)
BlankNot Used (Circuit Breaker)
PARK LOCKIgnition Key Solenoid
BlankNot Used
BlankNot Used
PCM, BCM, U/H RELAYIgnition Signal: Hot in Run and Start, Powertrain Control Module, Body Control Module, Underhood Relay
RADIO PREM. SOUNDRemote Radio Premium Sound
POWER MIRRORSPower Mirrors
BlankNot Used
PANEL DIMMINGPanel Dimming
BlankNot Used
IGN 0, CLUSTER, PCM, BCMIgnition Signal: Hot in Run, Unlock and Start, Cluster, Powertrain Control Module, Body Control Module
BlankNot Used
BlankNot Used
DRLDaytime Running Lamps Module
INADV POWER BUSInterior Lamps, Retained Accessory Power
DOOR LOCKSDoor Locks
BlankNot Used
TAIL LAMPS, LIC LAMPSTaillamps, License Lamps
RADIORadio
HEATED MIRRORHeated Mirrors
CRUISECruise Control
BlankNot Used
CLUSTERInstrument Panel Cluster
CIGAR LTR, DATA LINKCigarette Lighter, Auxiliary Power Connection (Power Drop), Data Link
STOP LAMPSStoplamps
BlankNot Used
FRT PARK LPSParking Lamps
POWER DROPAuxiliary Power Connection (Power Drop): Hot in ACC and Run
CRANK SIGNAL, BCM, CLUSTERCrank Signal, Body Control Module, Cluster, Powertrain Control Module
HVACIgnition Signal, HVAC Control Head
BTSI PARK LOCKShifter Lock Solenoid
AIR BAGAir Bag
BCM PWRBody Control Module
HAZARDHazard Flashers
LH HEATED SEATDriver’s Heated Seat
BlankNot Used
BCM ACCIgnition Signal: Hot in ACC and Run, Body Control Module
BlankNot Used
LOW BLOWERLow Blower
ABSAnti-Lock Brakes
TURN SIGNALS, CORN LPSTurn Signals, Cornering Lamps
RADIO, HVAC, RFA, CLUSTERRadio, HVAC Head, Remote Keyless Entry, Cluster
HIGH BLOWERHigh Blower
RH HEATED SEATPassenger’s Heated Seat
STRG WHL CONTAudio Steering Wheel Controls
WIPERWipers

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Engine compartment

Assignment of the fuses and relays in the Engine compartment (2000)
Maxi fuseDescription
1ABS
2Starter Solenoid
3Power Seats, Rear Defog, Heated Seats
4High Blower, Hazard Flasher, Stoplamps, Power Mirror, Door Locks
5Ignition Switch, BTSI, Stoplamps, ABS, Turn Signals, Cluster, Air Bag, DRL Module
6Cooling Fan
7Interior Lamps, Retained Accessory Power, Keyless Entry, CEL TEL, Data Link, HVAC Head, Cluster, Radio, AUX Power (Power Drop), Cigarette Lighter
8Ignition Switch, Wipers, Radio, Steering Wheel Controls, Body Control Module, AUX Power (Power Drop), Power Windows, Sunroof, HVAC Controls, DRL, Rear Defog Relay
Mini relay
9Cooling Fan 2
10Cooling Fan 3
11Starter Solenoid
12Cooling Fan 1
13Ignition Main
14Air Pump (Optional)
15A/C Clutch
16Horn
17Fog Lamps
18Fuel Pump, Speed Control (L67 only)
19Fuel Pump
Mini fuse
20Air Pump (Optional)
21Generator
22ECM
23A/C Compressor Clutch
24Cooling Fan
25Electronic Ignition
26Transaxle
27Horn
28Fuel Injector
29Oxygen Sensor
30Engine Emissions
31Fog Lamps
32Headlamp (Right)
33Rear Compartment Release
34Parking Lamps
35Fuel Pump
36Headlamp (Left)
37Spare
38Spare
39Spare
40Spare
41Spare
42Spare
43Fuse Puller
DiodeA/C Compressor Clutch Diode

Fuse box diagrams 2001, 2002, 2003

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Passenger compartment

Instrument panel fuse box diagram: Buick Regal (2001, 2002, 2003)

Assignment of the fuses in the Passenger compartment (2001, 2002, 2003)
NameDescription
TIRE RESETTire Inflation Monitor Reset Button (Circuit Breaker)
PWR WINDOWS,
PWR SUNROOF
Power Windows, Power Sunroof (Circuit Breaker)
REAR DEFOGRear Window Defogger (Circuit Breaker)
POWER SEATSPower Seats (Circuit Breaker)
BlankNot Used (Circuit Breaker)
PARK LOCKIgnition Key Solenoid
BlankNot Used
BlankNot Used
PCM, BCM, U/H RELAYIgnition Signal: Hot in Run and Start, Powertrain Control Module, Body Control Module, Underhood Relay
RADIO PREM SOUNDRemote Radio Premium Sound
POWER MIRRORSPower Mirrors
BlankNot Used
PANEL DIMMINGPanel Dimming
BlankNot Used
IGN 0, CLUSTER, PCM, BCMIgnition Signal: Hot in Run, Unlock and Start, Cluster Powertrain, Control Module, Body Control Module
BlankNot Used
BlankNot Used
INADV POWER BUS2001: Interior Lamps, Retained Accessory Power
2002, 2003: Interior Lamps
DOOR LOCKSDoor Locks
TRAP ALERT2001: Not Used
2002-2003: Trap Alert
TAIL LAMPS, LIC LAMPSTaillamps, License Lamps
RADIORadio
HEATED MIRROR2001-2002: Heated Mirrors
2003: Not Used
CRUISECruise Control
BlankNot Used
CLUSTERInstrument Panel Cluster
CIGAR LTRCigarette Lighter, Auxiliary Power Connection (Power Drop)
STOP LAMPSStoplamps
ONSTAROnStar
FRT PARK LPSParking Lamps
POWER DROPAuxiliary Power Connection (Power Drop): Hot in ACC and Run
CRANK SIGNAL, BCM, CLUSTERCrank Signal, Body Control Module, Cluster, Powertrain Control Module
HVACIgnition Signal, Heating Ventilation Air Conditioning Control Head
BTSI PARK LOCKShifter Lock Solenoid
AIR BAGAir Bag
BCM PWRBody Control Module
HAZARDHazard Rashers
LH HEATED SEATDriver's Heated Seat
BlankNot Used
BCM ACCIgnition Signal: Hot in ACC and Run, Body Control Module
BlankNot Used
LOW BLOWERLow Blower
ABSAnti-Lock Brakes
TURN SIGNALS, CORN LPSTurn Signals, Cornering Lamps
RADIO, HVAC, RFA, CLUSTERRadio, Heating Ventilation Air Conditioning Head, Remote Keyless Entry, Cluster
HIGH BLOWERHigh Blower
RH HEATED SEATPassengers Heated Seat
STRG WHL CONTAudio Steering Wheel Controls
WIPERWipers

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Engine compartment

Assignment of the fuses and relays in the Engine compartment (2001, 2002, 2003)
Maxi fuseDescription
1Anti-Lock Brake System
2Starter Solenoid
3Power Seats, Rear Defog, Heated Seats
4High Blower, Hazard Flasher, Stoplamps, Power Mirror, Door Locks
5Ignition Switch, BTSI, Stoplamps, ABS, Turn Signals, Cluster, Air Bag, DRL Module
6Cooling Fan
72001: Interior Lamps, Retained Accessory Power, Keyless Entry, CEL TEL, Data Link, HVAC Head, Cluster, Radio, AUX Power (Power Drop), Cigarette Lighter

2002-2003: Retained Accessory Power, Keyless Entry, Data Link, Heating Ventilation Air Conditioning Head, Cluster, Radio, Auxiliary Power (Power Drop), Cigarette Lighter
8Ignition 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
Mini relay
9Cooling Fan 2
10Cooling Fan 3
11Starter Solenoid
12Cooling Fan 1
13Ignition Main
142001-2002: Air Pump (Optional)
2003: Not Used
15A/C Clutch
16Horn
17Fog Lamps
182001-2002: Fuel Pump, Speed Control (L67 only)
2003: Not Used
19Fuel Pump
Mini fuse
202001-2002: Air Pump (Optional)
2003: Not Used
21Generator
22Engine Control Module
23A/C Compressor Clutch
24Cooling Fan
25Electronic Ignition
26Transaxle
27Horn
28Fuel Injector
29Oxygen Sensor
30Engine Emissions
31Fog Lamps
32Headlamp (Right)
33Rear Compartment Release
34Parking Lamps
35Fuel Pump
36Headlamp (Left)
37Spare
38Spare
39Spare
40Spare
41Spare
42Spare
43Fuse Puller
DiodeA/C Compressor Clutch Diode

Fuse box diagrams 2004

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Passenger compartment

Instrument panel fuse box diagram: Buick Regal (2004)

Assignment of the fuses in the Passenger compartment (2004)
NameDescription
TIRE RESETTire Inflation Monitor Reset Button
PWR/WNDW PWR S/ROOFPower Windows, Power Sunroof
R/DEFOGRear Window Defogger
PWR SEATPower Seat
BlankNot Used
PRK/LCKIgnition Key Solenoid
BlankNot Used
BlankNot Used
PCM, BCM, U/HIgnition Signal: Hot in Run and Start, Powertrain Control Module, Body Control Module, Underhood Relay
RADIO PREM. SOUNDRemote Radio Premium Sound
PWR MIRPower Mirrors
BlankNot Used
INT/ILLUMPanel Dimming
BlankNot Used
IGN 0: CLSTR, PCM & BCMIgnition Signal: Hot in Run, Unlock and Start, Cluster, Powertrain Control Module, Body Control Module
BlankNot Used
BlankNot Used
BlankNot Used
ACCY PWR BUSInterior Lamps
DR/ LCKDoor Locks
BlankNot Used
R/LAMPSTaillamps, License Plate Lamps
BlankNot Used
CRUISECruise Control
BlankNot Used
CLSTRInstrument Panel Cluster
LTRCigarette Lighter
STOP LAMPSStoplamps
ONSTAROnStar
PRK/LGHTParking Lamps
BlankNot Used
CRNK SIG, BCM, CLSTRCrank Signal, Body Control Module, Cluster, Powertrain Control Module
HVACIgnition Signal, Heating, Ventilation and Air Conditioning Control Head
BTSI (REGAL)Shifter Lock Solenoid
AIR BAGAir Bag
BCM PWRBody Control Module
HAZRDHazard Warning Flashers
LH HTD SEATDriver’s Heated Seat
BlankNot Used
BCM ACCYIgnition Signal: Hot in ACCESSORY and RUN, Body Control Module
BlankNot Used
LOW BLWERLow Blower
ABSAnti-Lock Brakes
TRN SIGTurn Signals, Cornering Lamps
RADIO, HVAC, RFA, CLSTR ALDLRadio; Heating Ventilation, and Air Conditioning Head; Remote Keyless Entry, Cluster
HI BLWRHigh Blower
RH HTD SEATPassenger’s Heated Seat
STR/WHL CNTRLAudio Steering Wheel Controls
WPRWindshield Wipers

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Engine compartment

Assignment of the fuses and relays in the Engine compartment (2004)
Maxi FusesDescription
1Anti-Lock Brake System
2Starter Solenoid
3Power Seats, Rear Window Defogger, Heated Seats
4High Blower, Hazard Flasher, Stoplamps, Power Mirror, Door Locks
5Ignition Switch, BTS Shifter Lock Solenoid, Stoplamps, Anti-Lock Brake System, Turn Signals, Cluster, Air Bag, Daytime Running Lamps Module
6Cooling Fan
7Retained Accessory Power (RAP), Remote Keyless Entry, Data Link, Heating, Ventilation and Air Conditioning Head, Cluster, Radio, Cigarette Lighter
8Ignition 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
Relays
9Cooling Fan 2
10Cooling Fan 3
11Starter Solenoid
12Cooling Fan 1
13Ignition Main
14Air Pump (Optional)
15Not Used
16Horn
17Fog Lamps
18Not Used
19Fuel Pump
Mini Fuses
20Not Used
21Generator
22Engine Control Module
23Air Conditioner Compressor Clutch
24Cooling Fan
25Electronic Ignition
26Transaxle
27Horn
28Fuel Injector
29Oxygen Sensor
30Engine Emissions
31Fog Lamps
32Right Headlamp
33Rear Compartment Release
34Parking Lamps
35Fuel Pump
36Left Headlamp
37Not Used
38Not Used
39Not Used
40Not Used
41Not Used
42Not Used
43Not Used
DiodeAir Conditioner Compressor Clutch Diode