Buick Regal (2011 – 2017) Fuse Box Location & Diagrams
Fuse Box Locations
Passenger Compartment Fuse Box
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.
Engine Compartment Fuse Box

To remove the fuse block cover, press the three retaining clips on the cover and lift it straight up.
Passenger Compartment Fuse Box Diagram
Buick Regal (2011 and 2012)

| Number | Usage |
| 1 | Suspension Control Module |
| 2 | Body Control Module 7 |
| 3 | Body Control Module 5 |
| 4 | Radio |
|
5 | Radio Displays, Park Assist, Infotainment, Module Tunnel Control |
| 6 | Power Outlet 1 |
| 7 | Power Outlet 2 |
| 8 | Body Control Module 3 |
| 9 | Body Control Module 4 |
| 10 | Body Control Module 8 |
| 11 | Front Heater Ventilation Air Conditioning/Blower |
| 12 | Right Hand Power Front Seat |
| 13 | Left Hand Power Front Seat |
| 14 | Diagnostic Link Connector |
| 15 | Airbag |
| 16 | Trunk |
| 17 | Heater Ventilation Air Conditioning Controller |
| 18 | Service Fuse, Logistic Relay |
| 19 | Not Used |
| 20 | Automatic Occupant Sensing |
| 21 | Instrument Panel Cluster |
| 22 | Discrete Logic Ignition Switch |
| 23 | Body Control Module 1 |
| 24 | Body Control Module 2 |
| 25 | OnStar® |
| 26 | Power Outlet, Trunk |
Buick Regal (2013 to 2017)

| Number | Usage |
| 1 | Suspension Control Module/Universal Garage Door Opener/ESC |
| 2 | Body Control Module 1 |
| 3 | Body Control Module 5 |
| 4 | Radio |
| 5 | Radio Displays, Park 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 Heater Ventilation Air Conditioning/Blower |
| 12 | Right-Hand Power Front Seat |
| 13 | Left-Hand Power Front Seat |
| 14 | Diagnostic Link Connector |
| 15 | Airbag |
| 16 | 2013: Spare 2014-2017: Steering wheel controls |
| 17 | Heating Ventilation Air Conditioning Controller |
| 18 | Service Fuse, Logistic Relay |
| 19 | 2013: Spare 2014-2017: Memory seats |
| 20 | Automatic Occupant Sensing |
| 21 | Instrument Cluster |
| 22 | Discrete Logic Ignition Switch/PEPS |
| 23 | Body Control Module 6 |
| 24 | Body Control Module 2 |
| 25 | OnStar |
| 26 | Spare |
Engine Compartment Fuse Box Diagram
Buick Regal (2011 and 2012)
| Fuse Number | Usage |
| 1 | Transmission Control Module |
| 2 | Engine Control Module |
| 3 | Not Used |
| 4 | Not Used |
|
5 | Ignition, Transmission Control Module, Engine Control Module |
| 6 | Windshield Wiper |
| 7 | Not Used |
| 8 | Fuel Injection, Ignition System Even |
| 9 | Fuel Injection, Ignition System Odd |
| 10 | Engine Control Module |
| 11 | Oxygen Sensor |
| 12 | Starter |
| 13 | Fuel System Control Module |
| 14 | Secondary Air Induction |
| 15 | Not Used |
| 16 | Vacuum Pump |
| 17 | Ignition, Airbag |
| 18 | Not Used |
| 19 | Not Used |
| 20 | Not Used |
| 21 | Rear Power Windows |
| 22 | Antilock Brake System Valve |
| 23 | Variable Effort Steering |
| 24 | Front Power Windows |
| 25 | Power Outlets |
| 26 | Antilock Brake System Pump |
| 27 | Electric Parking Brake |
| 28 | Heated Rear Window |
| 29 | Left Hand Seat Lumbar |
| 30 | Right Hand Seat Lumbar |
| 31 | Not Used |
| 32 | Body Control Module 6 |
| 33 | Heated Front Seats |
| 34 | Sunroof |
| 35 | Infotainment System |
| 36 | Not Used |
| 37 | Right Hand High‐Beam Headlamp |
| 38 | Left Hand High‐Beam Headlamp |
| 39 | Not Used |
| 40 | Not Used |
| 41 | Vacuum Pump |
| 42 | Radiator Fan 1 |
| 43 | Not Used |
| 44 | Headlamp Washer System (if equipped) |
| 45 | Radiator Fan 2 |
| 46 | Terminal 87, Main Relay |
| 47 | Oxygen Sensor |
| 48 | Fog Lamps |
| 49 | Right Hand Low Beam, High Intensity Discharge Headlamp |
| 50 | Left Hand Low Beam, High Intensity Discharge Headlamp |
| 51 | Horn |
| 52 | Motor Indicator Lamp |
| 53 | Ignition, Inside Rearview Mirror |
| 54 | Not Used |
| 55 | Power Windows |
| 56 | Windshield Washer |
| 57 | Not Used |
| 58 | Not Used |
| 59 | Secondary Air Induction |
| 60 | Heated Mirrors |
| 61 | Not Used |
| 62 | Canister Vent Solenoid |
| 63 | Not Used |
| 64 | Not Used |
| 65 | Not Used |
| 66 | Not Used |
| 67 | Fuel System Control Module |
| 68 | Not Used |
| 69 | Battery Sensor |
| 70 | Not Used |
| 71 | Not Used |
| Relay Number | Usage |
| K1 | Not Used |
| K2 | Starter |
| K3 | Cooling Fan (LHU) |
| K4 | Front Wiper (Step 2) |
| K5 | Front Wiper (Step 1, Interval) |
| K6 | SAI Valve |
| Relay Number | Usage |
| K7 | Main Relay |
| K8 | Not Used |
| K9 | Cooling Fan (LAF/LHU) |
| K10 | Cooling Fan (LAF) |
| K11 | Not Used |
| K12 | Cooling Fan (LHU) |
| K13 | Cooling Fan (LAF/LHU) |
| K14 | High Intensity Discharge Lamps |
| K15 | Ignition |
| K16 | Secondary AIR Pump |
| K17 | Window/Mirror Defog |
Buick Regal (2013 to 2017)

| Fuse Number | Usage |
| 1 | Transmission Control Module |
| 2 | Engine Control Module |
| 3 | SAI Solenoid (2.4L Engine RPO LEA) |
| 4 | Not Used |
| Fuse Number | Usage |
| 5 | Ignition, Transmission Control Module, Engine Control Module |
| 6 | Windshield Wiper |
| 7 | BPIM (eAssist Only) |
| 8 | Not Used |
| 9 | Fuel Injection, Ignition System |
| 10 | Engine Control Module |
| 11 | Oxygen Sensor |
| 12 | Starter |
| 13 | Fuel System Control Module |
| 14 | Trunk Release |
| 15 | MGU Coolant Pump (eAssist Only) |
| 16 | Heated Steering Wheel |
| 17 | Airbag |
| 18 | BPIM (eAssist Only) |
| 19 | Not Used |
| 20 | Not Used |
| 21 | Rear Power Windows |
| 22 | Antilock Brake System Valve |
| 23 | Variable Effort Steering |
| 24 | Front Power Windows |
| 25 | Power Outlets |
| 26 | Antilock Brake System Pump |
| 27 | Electric Parking Brake |
| 28 | Heated Rear Window |
| 29 | Left-Hand Seat Lumbar |
| 30 | Right-Hand Seat Lumbar |
| 31 | A/C Clutch |
| 32 | Body Control Module 6 |
| 33 | Heated Front Seats |
| 34 | Sunroof |
| 35 | Infotainment System |
| 36 | Not Used |
| 37 | Right-Hand High-Beam Headlamp |
| 38 | Left-Hand High-Beam Headlamp |
| 39 | Not Used |
| 40 | Not Used |
| 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 | Oxygen Sensor |
| 48 | Fog Lamps |
| 49 | Right-Hand Low Beam, High Intensity Discharge Headlamp |
| 50 | Left-Hand Low Beam, High Intensity Discharge Headlamp |
| 51 | Horn |
| 52 | Motor Indicator Lamp |
| 53 | Inside Rearview Mirror |
| 54 | 2013:Not Used 2014-2017: Rear vision camera |
| 55 | Power Windows/ Mirrors |
| 56 | Windshield Washer |
| 57 | Not Used |
| 58 | Not Used |
| 59 | Secondary Air Induction (eAssist and 2.4L Engine RPO LEA) |
| 60 | Heated Mirrors |
| 61 | Not Used |
| 62 | Canister Vent Solenoid |
| 63 | Not Used |
| 64 | Heater, Ventilation, and Air Conditioning Pump (eAssist Only) |
| 65 | Not Used |
| 66 | SAI Check Valve (eAssist Only) |
| 67 | Fuel System Control Module |
| 68 | Not Used |
| 69 | Battery Sensor |
| 70 | 2013: Not Used 2014-2017: Right low-beam headlamp/DRL |
| 71 | Not Used |
| Relay Number | Usage |
| 1 | Air Conditioning Control |
| 2 | Starter |
| 3 | 2013: Cooling Fan 2014-2017: Not Used |
| 4 | Front Wiper (Step 2) |
| 5 | Front Wiper (Step 1, Interval) |
| 6 | 2013: SAI Valve/Heater (eAssist and 2.4L Engine RPO LEA), Ventilation, and Air Conditioning Pump (eAssist Only) 2014-2017: Right low-beam headlamp/DRL |
| 7 | Main Relay |
| 8 | 2013: Not Used 2014-2017: Auxiliary heater pump (eAssist only) |
| 9 | Cooling Fan |
| 10 | Cooling Fan |
| 11 | Transmission Auxiliary Pump (eAssist Only) |
| 12 | Cooling Fan (2.0L Engine RPO LHU) |
| 13 | Cooling Fan |
| 14 | 2013: High Intensity Discharge Lamps 2014-2017: HID headlamps/Left low-beam headlamp/DRL |
| 15 | Ignition |
| 16 | 2013: Secondary AIR Pump (eAssist and 2.4L Engine RPO LEA) 2014-2017: Secondary AIR Pump (eAssist Only) |
| 17 | Window/Mirror Defog |




