Buick Regal (2010-2017) fuses and relays

This material discusses in detail the fuse diagrams of the Buick Regal (fifth generation; CXL, CXL Turbo and GS): 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017 release.

Fuse #25 in the engine bay and fuse #7 in the the interior fuse box is responsible for the cigar lighter.

In the engine compartment


Located near the battery.


To remove the panel, press the three retaining clips on the panel and lift it straight up.


General view of the fuse box.

Diagram
No. Description
R1 Air Conditioning Relay
R2 Starter Relay
R3 Empty
R4 Front Wiper (Step 2) 
R5 Front Wiper (Step 1, Interval)
R6 Right Low Beam Headlamp/DRL Relay
R7 Main Relay
R8 Auxiliary Heater Pump Relay (eAssist Only)
R9 Cooling Fan Relay
R10 Cooling Fan Relay
R11 Transmission Auxiliary Pump (eAssist Only)
R12 Empty
R13 Cooling Fan Relay
R14 High Intensity Discharge Headlamp/Left Low Beam Headlamp/DRL
R15 Ignition Relay
R16 Secondary AIR Pump (eAssist Only)
R17 Window/Mirror Defog Relay
1 Transmission Control Module (TCM)
2 Engine Control Module (ECM)
3 Empty or 2013: SAI Solenoid (2.4L Engine RPO LEA)
4 Empty
5 Ignition, Transmission Control Module (TCM), Engine Control Module (ECM)
6 Windshield Wiper
7 eAssist Only: BPIM / 2010-2012: empty
8 Empty
9 2010-2012: Fuel Injection and Ignition Module
10 Engine Control Module (ECM)
11 Oxygen Sensor
12 Starter
13 Fuel System Unit (Fuel Pump Fuse)
14
  • 2010-2012: Secondary Air Induction
  • 2013-2017: Trunk release
15 eAssist Only: MGU Coolant Pump
16 Steering Wheel Heater
17 Empty
18 eAssist Only: BPIM
19 Empty
20 Empty
21 Power Windows Rear
22 Antilock Brake System (ABS) Valve
23 2013: Variable Effort Steering
2014-2017: Obstacle detection
24 Power Windows Front
25
  • Power 12V Outlets
  • Cigarette Lighter Fuse
26 Antilock Brake System (ABS) Pump
27 Electric Parking Brake
28 Rear Window Heater
29  Seat Lumbar from Left-Hand
30 Seat Lumbar from Right-Hand
31 A/C Clutch
32 BCM 6
33 Front Seats Heater
34 Moonroof
35 Infotainment System
36 Adaptive Cruise Control (ACC)
37 High-Beam Headlamp Right
38 High-Beam Headlamp Left
39 All-Wheel Drive System
40 Empty
41 Vacuum Pump
42 Radiator Fan
43 Passive Entry/ Passive Start System
44
  • 2010-2012: Headlamp Washer System
  • 2013-2017: eAssist Only: Transmission Auxiliary Pump
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 Rear Camera
55 Power Windows/ Mirrors
56 Windshield Washer
57 Empty
58 Empty
59 eAssist Only: Secondary Air Induction
60 Heated Mirrors
61 Empty
62 Canister Vent Solenoid
63 Empty
64 Heater, Ventilation, and Air Conditioning Pump (eAssist Only)
65 Empty
66 eAssist Only: SAI Check Valve
67 Fuel System Control Unit
68 Empty
69 Battery Sensor
70 Low Beam Headlamp/DRL - Right
71 Empty

In the passenger compartment


Located on the driver side of the vehicle, behind the glove box. For access press in on the sides of the glove box to release it from the instrument panel. Pul it toward to release it from the hinge.


Access example.

Diagram
No. Description
1 Suspension Control Module/Universal Garage Door Opener/ESC
2
  • 2010-2012: BCM 7
  • 2013-2017: BCM 1
3 BCM 5
4 Radio
5 Radio Displays, Park Assistant, Infotainment, Module Tunnel Control
6 Instrument Panel Power Outlet
7 Console Power Outlet, Buick Regal Cigar Lighter Fuse
8 BCM 3
9 BCM 4
10 BCM 8
11 Front Heater Ventilation Air Conditioning/Blower
12 Right Power Front Seat
13 Left Power Front Seat
14 Diagnostic Link Connector
15 Airbag
16
  • 2010-2012: Trunk Release
  • 2013: Reserve
  • 2014-2017: Steering wheel controls
17 Heating Ventilation Air Conditioning Controller
18 Service Fuse, Logistic Relay
19 Memory Seats
20 Automatic Occupant Sensing
21 Instrument Cluster
22 PEPS (Passive entry/ Passive start) / Discrete Logic Ignition Switch
23 BCM 6
24 BCM 2
25 OnStar System
26
  • 2010-2012: cigar lighter in the Luggage Compartment
  • 2013-2017: Reserve
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