Buick Regal | 2018-2020

Looking for Buick Regal fuse box diagrams? This article covers the sixth-generation Buick Regal, available from 2018, and includes fuse box diagrams for Buick Regal 2018, 2019 and 2020, 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).

NEED A REPLACEMENT?
Looking for the right fuse or relay?
Search common fuse types, fuse kits and relay options for your vehicle.
Find Fuses & Relays

Passenger Compartment

Fuse Box Location

Fuse box is located in the instrument panel, on the driver side of the vehicle. To access the fuses, press in on the sides of the cover and pull to release it from the instrument panel. Pull the panel toward you to release it from the hinges.

Fuse Box Diagram

Fuses

Assignment of the fuses in the Passenger compartment

Fuse Data
Full access is available to registered users — log in or register.
Log in or register

No.Description
F1Left window
F2Right window
F3Not used
F4HVAC blower
F5Battery 2
F6Electric steering column
F7Not used
F8Battery 3
F9Engine control module/Battery
F10Body control module 2 On/Off
F11Not used
F12Not used
F13Not used
F14Not used
F15Transmission control module On/Off
F16Amplifier
F17Not used
F18Battery 7
F19Not used
F20Battery 1
F21Battery 4
F22Battery 6
F23Electric steering column lock
F24Airbag sensing diagnostic module/Passenger sensing module
F25Diagnostic link
F26Not used
F27AC DC inverter
F28Not used
F29Body control module 8
F30Overhead console
F31Steering wheel control
F32Not used
F33HVAC
F34Center gateway module
F35Integrated chassis control module
F36Charger
F37Auxiliary power outlet/Cigar lighter
F38OnStar
F39Monitor
F40Object detection
F41Body control module 1 On/Off
F42Radio
F43Rear accessory power outlet
F44Front accessory power outlet

Relays

Assignment of the relays in the Passenger compartment

Fuse Data
Full access is available to registered users — log in or register.
Log in or register

No.Description
K1Not used
K2Retained accessory power
K3Not used
K4Not used
K5Logistics

Engine Compartment

Fuse Box Location

To remove the fuse block cover, squeeze the three retaining clips on the cover and lift it straight up.

Fuse Box Diagram

Fuses

Assignment of the fuses in the engine compartment

Fuse Data
Full access is available to registered users — log in or register.
Log in or register

No.Description
1Not used
2Not used
3ABS pump
5Not used
6Rear closure
7Fog lamp
8Memory control module
9Heated windshield
10Seat lumbar
11DC DC converter 1
12Rear window defogger
13Heated mirrors
14Not used
15Not used
16Front wipers
17Passenger power seat
18Sun shade
19Driver power seat
21Sunroof
22Rear wiper
23Auto headlamp leveling
24Not used
26Transmission control module/Ignition
27Instrument panel/Ignition
28Not used
29Rear vision camera/Ventilation
30Malfunction indicator lamp/Shift solenoid
32Canister vent/Video processing module
33Front heated seats
34Rear heated seats
35All wheel drive damping control
36Fuel module
38Not used
39Not used
40Steering column lock
41Not used
43Heated steering wheel
44Headlamp leveling
45Not used
46Engine control module/Ignition
47Not used
48Cooling fan/DC DC converter 2
49RDCM
50Not used
51Not used
52Not used
53Not used
54Not used
55Not used
56Starter
57Not used
58Not used
59Left LED lamps
60Cooling fan
61Not used
62Not used
63Not used
65A/C HEV
67Not used
68Not used
69Right LED lamp/Right high-beam headlamps
70Left high-beam headlamps
72Starter pinion
74Not used
75Engine control module
76Powertrain – off engine
77Not used
78Horn
79Washer pump
81Transmission control module/ Engine control module
82Not used
83Ignition coils
84Coil
85Shunt 60A
86Not used
87SAI fuel heater
88Aeroshutter
89Not used
91Not used
92TPIM motor generator/TPIM
93Keyless entry control module
95Water change air coolant pump
96Fuel heater
97Not used
99Not used

Relays

Assignment of the relays in the engine compartment

Fuse Data
Full access is available to registered users — log in or register.
Log in or register

No.Description
4Not used
20Rear window defogger
25Front wiper control
31Run/Crank
37Front wiper speed
42Not used
64Starter motor
66Powertrain
71Right LED high beam
73AC clutch
80Starter pinion
90Water change air coolant pump
94Not used
98Fuel heater

FAQ

Scroll to Top