Jonathan Yarden Jan 30, 2021 · 5 min. read
In this article you will find a description of fuses and relays Buick,
with photos of block diagrams and their locations.
Highlighted the cigarette lighter fuse (as the most popular thing people look for).
Get tips on blown fuses, replacing a fuse, and more.
Year of production: 2010, 2011, 2012, 2013, 2014, 2015, 2016
Passenger Compartment Fuse Box
№ | A | Protected Component |
1 | 2 | Steering Wheel Control Switch |
2 | 15 | Body Control Module (BCM) |
3 | 15 | Body Control Module (BCM) |
4 | 15 | Audio System |
5 | 7.5 | Vehicle Communications Interface Module (VCIM) |
6 | 20 | Accessory Power Outlet (Center Console 1) |
7 | 20 | Accessory Power Outlet (Center Console 2) |
8 | 15 | Body Control Module (BCM) |
9 | 15 | Body Control Module (BCM) |
10 | 30 | Body Control Module (BCM) |
11 | 40 | HVAC Control Module |
12 | 25 | Circuit Breaker: Passenger Seat |
13 | 25 | Circuit Breaker: Driver Seat, Seat Memory Control Module |
14 | 7.5 | Data Link Connector |
15 | 10 | Inflatable Restraint Sensing and Diagnostic Module (SDM) |
16 | 10 | Rear Compartment Lid Latch |
17 | 10 | HVAC Control Module |
18 | 25 | Audio System |
19 | 10 | Head Up Display (HUD), Info Display Module, Multimedia Player Interface Module, Radio/HVAC Control |
20 | 5 | Inflatable Restraint Passenger Presence System (PPS) Module |
21 | 5 | Instrument Panel Cluster (IPC) |
22 | 2 | Ignition Switch |
23 | 15 | Body Control Module (BCM) |
24 | 15 | Body Control Module (BCM) |
25 | – | – |
26 | 30 | Accessory AC/DC Power Control Module |
Relay | ||
R1 | Accessory | |
R2 | – | |
R3 | Rear Compartment Lid Unlatch |
Engine Compartment Fuse Box
№ | A | Protected Component |
1 | 15 | Transmission Control Solenoid Valve Assembly |
2 | 5 | Engine Control Module (ECM) |
3 | 10 | ’14: A/C Compressor Clutch |
4 | – | – |
5 | 5 | Engine Control Module (ECM) |
6 | 30 | Windshield Wiper Motor |
7 | – | – |
8 | 15 | 3.0L (LF1), 3.6L (LLT, LFX): Ignition Coils, Engine Control Module (ECM) |
9 | 15 | 3.0L (LF1), 3.6L (LLT, LFX), 2.4L (LUK): Ignition Coils, Engine Control Module (ECM) |
10 | 20 | Engine Control Module (ECM) |
11 | 10 | 3.0L (LF1), 3.6L (LLT, LFX): Heated Oxygen Sensors |
10 | 3.6L (LFX): Heated Oxygen Sensors, Mass Air Flow (MAF) Sensor/Intake Air Temperature (IAT) Sensor, Fuel Composition Sensor | |
12 | 30 | Starter Motor |
13 | 7.5 | Fuel Pump Flow Control Module, Transmission Control Solenoid Valve Assembly |
14 | 5 | 2.4L (LUK – Hybrid): Heater Coolant Pump |
15 | 10 | 2.4L (LUK – Hybrid): Starter/Generator Control Module |
16 | 7.5 | 3.6L (LLT): Mass Air Flow (MAF) Sensor/Intake Air Temperature (IAT) Sensor |
17 | 5 | Inflatable Restraint Sensing and Diagnostic Module (SDM) |
18 | – | – |
19 | – | – |
20 | – | – |
21 | 30 | Window Switch (Left Rear/Right Rear) |
22 | 30 | Sunroof Control Module, Sunroof Sunshade Motor Module |
23 | 10 | Power Steering Control Module |
7.5 | 2.4L (LUK – Hybrid): Hybrid/EV Battery Pack | |
24 | 30 | “14: Window Switch (Left Front/Right Front) |
25 | – | – |
26 | 60 | ABS |
27 | 30 | Parking Brake Control Module |
28 | 40 | Rear Window Defogger |
29 | 15 | Seat Lumbar Adjuster Switch – Driver |
30 | 15 | 2.4L (LUK -Hybrid): Hybrid/EV Battery Pack Cooling Fan |
31 | – | – |
32 | 15 | Body Control Module (BCM) |
33 | 25 | Heated Seat Control Module |
25 | Memory Seat Module | |
34 | 25 | ABS |
35 | 30 | Audio Amplifier |
36 | 10 | Adaptive Forward Lighting (AFL) |
37 | 10 | Right Headlamp (High Beam), High Beam Solenoid Actuator (Right) |
38 | 10 | Left Headlamp (High Beam), High Beam Solenoid Actuator (Left) |
39 | – | – |
40 | – | – |
41 | 20 | Brake Booster Pump Motor |
42 | 30 | Cooling Fan Motor (Right) |
43 | – | – |
44 | 30 | 2.4L (LUK -Hybrid): Transmission Fluid Pump |
45 | 30 | Cooling Fan Motor (Left) |
46 | 10 | Cooling Fan Low Speed Relay, Cooling Fan Left High Speed Relay |
47 | 10 | 2.4L (LAF), 3.0L (LF1), 2.4L (LUK): Heated Oxygen Sensors, Mass Air Flow (MAF) Sensor/Intake Air Temperature (IAT) Sensor |
10 | 3.6L (LLT): Camshaft Position (CMP) Actuators | |
10 | 3.6L (LFX): Heated Oxygen Sensor, Multifunction Intake Air Sensor, Evaporative Emission Purge Solenoid Valves | |
48 | 15 | Front Fog Lamps |
49 | 15 | Right Headlamp (Low Beam) |
50 | 15 | Left Headlamp (Low Beam) |
51 | 15 | Horn |
52 | 5 | Instrument Panel Cluster (IPC) |
53 | 10 | Air Quality Sensor, Brake Booster Vacuum Switch, Inside Rearview Mirror, Rearview Camera, Active Grille Air Shutter Actuator |
54 | 5 | HVAC Control Module |
55 | 7.5 | Outside Rearview Mirror Switch, Window Switch (Driver/Passenger Side), Garage Door Opener |
56 | 15 | Windshield Washer Fluid Pump |
57 | – | – |
58 | – | – |
59 | 50 | Secondary Air Injection Pump |
60 | 7.5 | Heated Mirror |
61 | – | – |
62 | 10 | Evaporative Emission (EVAP) Canister Vent Solenoid Valve |
63 | – | – |
64 | 5 | Headlamp Control Module |
65 | – | – |
66 | 15 | Secondary Air Injection Pressure Sensor |
67 | 20 | Fuel Pump Flow Control Module |
68 | – | – |
69 | 5 | Body Control Module (BCM) |
70 | 5 | Side Object Sensor (Left/Right), Rear Parking Assist Control Module |
71 | – | – |
Relay | ||
R1 | Air Conditioning Compressor Clutch | |
R2 | Starter | |
R3 | – | |
R4 | Front Wiper (Speed Control) | |
R5 | Front Wiper (On/Off) | |
R6 | 2.4L (LUK -Hybrid): Heater Coolant Pump | |
R7 | Engine Control Module (ECM) | |
R8 | – | |
R9 | Cooling Fan Right (High Speed) | |
R10 | Cooling Fan (Low Speed) | |
R11 | 2.4L (LUK -Hybrid): Transmission Fluid Pump | |
R12 | – | |
R13 | Cooling Fan Left (High Speed) | |
R14 | Low Beam | |
R15 | Ignition | |
R16 | Secondary Air Injection Pump | |
R17 | Rear Window Defogger | |
Relay (Non-Serviceable) | ||
R18 | Horn | |
R19 | Windshield Washer Pump | |
R20 | Front Fog Lamp | |
R21 | High Beam | |
R22 | Door Locks | |
R23 | 2.4L (LUK – Hybrid): Starter/Generator Control Module |
Fusible Link Block
No. | A | Circuit Protected |
1 | 100 | Fuse Block (Instrument Panel) |
2 | 100 | Fuse Block (Instrument Panel) |
3 | 100 | Fuse Block (Rear Left) |
4 | 100 | Fuse Block (Rear Left) |
5 | 250 | Fuse Block (Underhood) |
6 | 300 | Starter Motor |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.
Still have questions or want to supplement the article? Discuss On Telegram