Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
9804381) - 2017 - crc - 8/30/16
Vehicle Care 239
Engine Compartment
Fuse Block
To remove the fuse block cover,
press the three retaining clips on the
cover and lift it straight up.
Caution
Spilling liquid on any electrical
component on the vehicle may
damage it. Always keep the
covers on any electrical
component.
Engine Compartment Fuse Block
The vehicle may not be equipped
with all of the fuses, relays, and
features shown. Fuse Usage
1 Transmission control module
2 Engine control module
3 – Fuse Usage
4 –
5 Ignition/ Transmission control
module/Engine
control module
6 Windshield wiper
7 BPIM (eAssist only)
Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
9804381) - 2017 - crc - 8/30/16
240 Vehicle Care
FuseUsage
8 –
9 Fuel injection/ Ignition system
10 Engine control module
11 O2 sensor
12 Starter
13 Fuel system control module
14 Trunk release
15 MGU coolant pump (eAssist only)
16 Heated steering wheel
17 –
18 BPIM (eAssist only)
19 –
20 –
21 Rear power windows
22 ABS valve
23 Obstacle detection Fuse
Usage
24 Front power windows
25 Power outlets
26 ABS pump
27 Electric parking brake
28 Rear window defogger
29 Driver seat lumbar
30 Passenger seat lumbar
31 A/C clutch
32 Body control module 6
33 Heated front seats
34 Sunroof
35 Infotainment system
36 Adaptive cruise
37 Right high-beam headlamp
38 Left high-beam headlamp Fuse
Usage
39 AWD
40 –
41 Vacuum pump
42 Radiator fan
43 Passive entry/ Passive start
44 Transmission auxiliary pump
(eAssist only)
45 Radiator fan
46 Terminal 87/Main relay
47 O2 sensor
48 Fog lamps
49 Right low-beam HID headlamp
50 Left low-beam HID headlamp
51 Horn
52 Malfunction indicator lamp
53 Interior rearview mirror
Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
9804381) - 2017 - crc - 8/30/16
Vehicle Care 241
FuseUsage
54 Rear vision camera
55 Power windows/ Mirrors
56 Windshield washer
57 –
58 –
59 Secondary air induction
(eAssist only)
60 Heated mirrors
61 –
62 Canister vent solenoid
63 –
64 HVAC pump (eAssist only)
65 –
66 SAI check valve (eAssist only)
67 Fuel system control module
68 – Fuse
Usage
69 Battery sensor
70 Right low-beam headlamp/DRL
71 –
Relay Usage
1 A/C control
2 Starter
3 –
4 Front wiper (step 2)
5 Front wiper (step 1)
6 Right low-beam headlamp/DRL
7 Main relay
8 Auxiliary heater pump (eAssist only)
9 Cooling fan
10 Cooling fan 11 Transmission auxiliary pump
(eAssist only)
12 – Relay
Usage
13 Cooling fan
14 HID headlamps/Left low-beam
headlamp/DRL
15 Ignition
16 Secondary AIR pump (eAssist only)
17 Window/Mirror defogger
Instrument Panel Fuse
Block
Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
9804381) - 2017 - crc - 8/30/16
242 Vehicle Care
The instrument panel fuse block is
located in the instrument panel, on
the driver side of the vehicle.
To access the fuses, open the
storage compartment. Press in on
the sides of the compartment to
release it from the instrument panel.
Pull the door toward you to release
it from the hinge.
Instrument Panel Fuse BlockItem Usage
1 Suspension control module/Universal
garage door
opener/ESC Item Usage
2 Body control module 1
3 Body control module 5
4 Radio
5 Radio displays/ Parking assist/
Infotainment/Module
tunnel control
6 Instrument panel power outlet
7 Console power outlet
8 Body control module 3
9 Body control module 4
10 Body control module 8
11 Front HVAC blower
12 Right front seat
13 Left front seat Item Usage
14 Diagnostic link connector
15 Airbag
16 Steering wheel controls
17 HVAC controller
18 Service fuse/ Logistics relay
19 Memory seats
20 Automatic occupant sensing
21 Instrument cluster
22 Discrete logic ignition switch/
Passive entry/
Passive start
23 Body control module 6
24 Body control module 2
25 OnStar
26 –
Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
9804381) - 2017 - crc - 8/30/16
336 Index
Driving (cont'd)Hill and Mountain Roads . . . . . . 160
If the Vehicle is Stuck . . . . . . . . . 162
Loss of Control . . . . . . . . . . . . . . . 159
Off-Road Recovery . . . . . . . . . . . 158
Track Events and
Competitive . . . . . . . . . . . . . . . . . 159
Vehicle Load Limits . . . . . . . . . . . 163
Wet Roads . . . . . . . . . . . . . . . . . . . 160
Winter . . . . . . . . . . . . . . . . . . . . . . . . 161
Dual Automatic Climate Control System . . . . . . . . . . . . . . . . 150
E
Electric Parking Brake Light . . . . 113
Electrical Equipment,Add-On . . . . . . . . . . . . . . . . . . . . . . . 209
Electrical System Engine Compartment Fuse
Block . . . . . . . . . . . . . . . . . . . . . . . . 239
Fuses and Circuit Breakers . . . 238
Instrument Panel Fuse Block . . . . . . . . . . . . . . . . . . . . . . . . 241
Overload . . . . . . . . . . . . . . . . . . . . . 238
Emergency OnStar
®. . . . . . . . . . . . . . . . . . . . . . 324
Engine Air Cleaner/Filter . . . . . . . . . . . . . 222 Engine (cont'd)
Check and Service Engine
Soon Light . . . . . . . . . . . . . . . . . . . 111
Compartment Overview . . . . . . . 215
Coolant . . . . . . . . . . . . . . . . . . . . . . . 224
Coolant Temperature
Gauge . . . . . . . . . . . . . . . . . . . . . . 108
Coolant Temperature Warning Light . . . . . . . . . . . . . . . .116
Cooling System . . . . . . . . . . . . . . . 223
Cooling System Messages . . . 127
Drive Belt Routing . . . . . . . . . . . . 308
Exhaust . . . . . . . . . . . . . . . . . . . . . . 175
Heater . . . . . . . . . . . . . . . . . . . . . . . . 172
Oil Life System . . . . . . . . . . . . . . . 220
Oil Messages . . . . . . . . . . . . . . . . . 128
Oil Pressure Light . . . . . . . . . . . . .117
Overheating . . . . . . . . . . . . . . . . . . 227
Power Messages . . . . . . . . . . . . . 129
Running While Parked . . . . . . . . 176
Starting . . . . . . . . . . . . . . . . . . . . . . . 170
Entry Lighting . . . . . . . . . . . . . . . . . . . 147
Event Data Recorders . . . . . . . . . . 321
Exit Lighting . . . . . . . . . . . . . . . . . . . . 148
Extended Parking . . . . . . . . . . . . . . . 175
Extender, Safety Belt . . . . . . . . . . . . 59
Exterior Lamp Controls . . . . . . . . . 143
Exterior Lamps Off Reminder . . . 143
F
Features Memory . . . . . . . . . . . . . . . . . . . . . . . . . 11
Filter, Engine Air Cleaner . . . . . . . . . . . 222
Flash-to-Pass . . . . . . . . . . . . . . . . . . . 144
Flashers, Hazard Warning . . . . . . 145
Flat Tire . . . . . . . . . . . . . . . . . . . . . . . . 263 Changing . . . . . . . . . . . . . . . . . . . . . 272
Floor Mats . . . . . . . . . . . . . . . . . . . . . . 292
Fluid
Automatic Transmission . . . . . . 221
Brakes . . . . . . . . . . . . . . . . . . . . . . . . 230
Washer . . . . . . . . . . . . . . . . . . . . . . . 228
Fog Lamps . . . . . . . . . . . . . . . . . . . . . 146 Bulb Replacement . . . . . . . . . . . . 235
Folding Mirrors . . . . . . . . . . . . . . . . . . 42
Forward Automatic Braking . . . . . 200
Forward Collision Alert (FCA) System . . . . . . . . . . . . . . . . . 198
Frequency Statement Radio . . . . . . . . . . . . . . . . . . . . . . . . . 319
Front Fog Lamp Light . . . . . . . . . . . . . . . . . . . . . . . . . . .118
Front Seats Adjustment . . . . . . . . . . . . . . . . . . . . . 48
Heated . . . . . . . . . . . . . . . . . . . . . . . . . 52
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . 205
Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
9804381) - 2017 - crc - 8/30/16
Index 337
Fuel (cont'd)Additives . . . . . . . . . . . . . . . . . . . . . 207
Economy Driving . . . . . . . . . . . . . . . 23
Filling a Portable Fuel
Container . . . . . . . . . . . . . . . . . . . 208
Filling the Tank . . . . . . . . . . . . . . . 207
Foreign Countries . . . . . . . . . . . . 207
Gauge . . . . . . . . . . . . . . . . . . . . . . . . 107
Low Fuel Warning Light . . . . . . . .118
Requirements, California . . . . . 206
System Messages . . . . . . . . . . . . 129
Fuses Engine Compartment FuseBlock . . . . . . . . . . . . . . . . . . . . . . . . 239
Fuses and Circuit Breakers . . . 238
Instrument Panel Fuse Block . . . . . . . . . . . . . . . . . . . . . . . . 241
G
Garage Door Opener . . . . . . . . . . . 140Programming . . . . . . . . . . . . . . . . . 140
Gauges Engine CoolantTemperature . . . . . . . . . . . . . . . . 108
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . 107
Odometer . . . . . . . . . . . . . . . . . . . . . 106
Speedometer . . . . . . . . . . . . . . . . . 106
Tachometer . . . . . . . . . . . . . . . . . . . 107
Trip Odometer . . . . . . . . . . . . . . . . 107 Gauges (cont'd)
Warning Lights and
Indicators . . . . . . . . . . . . . . . . . . . 100
General Information
Service and Maintenance . . . . . 293
Towing . . . . . . . . . . . . . . . . . . . . . . . . 209
Vehicle Care . . . . . . . . . . . . . . . . . . 212
Glove Box . . . . . . . . . . . . . . . . . . . . . . . 92
GM Mobility Reimbursement Program . . . . . . . . . . . . . . . . . . . . . . . 313
H
Halogen Bulbs . . . . . . . . . . . . . . . . . . 234
Hazard Warning Flashers . . . . . . . 145
Head Restraints . . . . . . . . . . . . . . . . . 47
HeadlampsAiming . . . . . . . . . . . . . . . . . . . . . . . . 234
Automatic . . . . . . . . . . . . . . . . . . . . . 144
Bulb Replacement . . . . . . . . . . . . 234
Daytime RunningLamps (DRL) . . . . . . . . . . . . . . . . 144
Flash-to-Pass . . . . . . . . . . . . . . . . . 144
High Intensity Discharge (HID) Lighting . . . . . . . . . . . . . . . 235
High-Beam On Light . . . . . . . . . . .118
High/Low Beam Changer . . . . . 143
Lamps On Reminder . . . . . . . . . .119
Heated
Steering Wheel . . . . . . . . . . . . . . . . . 96 Heated Front Seats . . . . . . . . . . . . . . 52
Heated Mirrors . . . . . . . . . . . . . . . . . . . 42
Heater
Engine . . . . . . . . . . . . . . . . . . . . . . . . 172
Heating . . . . . . . . . . . . . . . . . . . . . . . . . 150
High Voltage Devices and Wiring . . . . . . . . . . . . . . . . . . . . . . . . . 237
High-Beam On Light . . . . . . . . . . . . 118
High-Speed Operation . . . . . . . . . . 252
Hill and Mountain Roads . . . . . . . . 160
Hill Start Assist (HSA) . . . . . . . . . . 182
Hood . . . . . . . . . . . . . . . . . . . . . . . . . . . 214
Horn . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97
How to Wear Safety Belts Properly . . . . . . . . . . . . . . . . . . . . . . . . 56
HVAC . . . . . . . . . . . . . . . . . . . . . . . . . . . 150
I
Ignition Positions . . . . . . . . . . 167, 168
Ignition Transmission Lock Check . . . . . . . . . . . . . . . . . . . . . . . . . 233
Immobilizer . . . . . . . . . . . . . . . . . . . . . . 39
Indicator Vehicle Ahead . . . . . . . . . . . . . . . . .115
Infants and Young Children, Restraints . . . . . . . . . . . . . . . . . . . . . . 74
Infotainment . . . . . . . . . . . . . . . . . . . . 149
Infotainment System . . . . . . . . . . . . 322
Instrument Cluster . . . . . . . . . 101, 104