GMC Sierra (mk4; 2014-2019..) fuses and relays

Fuse box diagram (location and assignment of electrical fuses and relays) for GMC Sierra (mk4; 2014, 2015, 2016, 2017, 2018-..)

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Fuse box diagram: GMC Sierra (mk4; 2014-2019..)

Fuse box location

Passenger compartment fuse boxes

Instrument Panel Fuse Block (Left)
The left instrument panel fuse block access door is on the driver side edge of the instrument panelThe location of the fuses in the passenger compartment: GMC Sierra (2014, 2015, 2016, 2017, 2018, 2019)

Instrument Panel Fuse Block (Right)
The right instrument panel fuse block access door is on the passenger side edge of the instrument panelThe location of the fuses in the passenger compartment: GMC Sierra (2014, 2015, 2016, 2017, 2018, 2019)

Engine compartment fuse box

The engine compartment fuse block is in the engine compartment, on the driver side of the vehicleThe location of the fuses in the engine compartment: GMC Sierra (2014, 2015, 2016, 2017, 2018, 2019)

2014, 2015, 2016, 2017

Fuse box diagram (Engine compartment)

Under-hood fuse box diagram: GMC Sierra (2014, 2015, 2016, 2017)

Assignment of the fuses in the Engine compartment fuse box (2014-..)
NumberUsage
Micro J-Case Fuses
1Trailer Brake
2Trailer Battery
J-Case Fuses
3Antilock Brake System Pump
4Instrument Panel BEC 1
5Spare
64WD Tree
7Spare
8Instrument Panel BEC 2
9Spare
10Rear Window Defogger
11Starter
12Cooling Fan 1
13Cooling Fan 2
Mini Fuses (2 Pin)
14Trailer Stop/Tum Lamps, Left
15Trailer Parking Lamps
16Trailer Back-up Lamp
17Trailer Stopfium Lamps, Right
Micro Fuses (2 Pin)
18Fuel Pump
19Integrated Chassis Control Module
20Electronic Suspension Control Module
21Fuel Pump Power Module
22Upfitter Switch 1
23Upfffler2
24Front Wiper
25Antilock Brake System Valves
26Upfitter SW 2
27Upfitter SW 3
28Parlang Lamps, Right
29Parlang Lamps, Left
30Upfitter 3
31Upfitter SW 4
32Upfitter 4
33Back-up Lamps
34Engine Control Module Ignition
35Air Conditioning Compressor Clutch
36Heated Mirrors
37Upfflter 1
38Center High-Mounted Stoplamp
39Miscellaneous Ignition
40Transmission Ignition
41Fuel Pump 2
42Cooling Fan Clutch
43Engine
44Fuel Injectors A, Odd
45Fuel Injectors B, Even
46Oxygen Sensor B
47Throttle Control
48Horn
49Fog Lamp
50Oxygen Sensor A
51Engine Control Module
52Interior Heater
53Spare
54Aeroshutter
55Front Washer
Micro Fuses (3 Pin)
56Air Conditioning Compressor/Battery Regulated Voltage Control
57Air Conditioning CompressorModule/Battery Pack
58Transmission Control Module/Engine Control Module
59Headlamps
Micro Relays
60Fuel Pump
61Upfitter2
62Upfitter3
63Upfitter4
64Trailer Parking Lamps
65Run/Crank
66Upfitter 1
67Fuel Pump 2
68Air Conditioning Control
69Starter
70Rear Window Defogger
71Engine Control Module
Solid State Relay
72Cooling Fan Clutch

Fuse box diagram (Instrument Panel Fuse Block (Left))

Instrument panel fuse box diagram (left): GMC Sierra (2014, 2015, 2016, 2017)

Assignment of the fuses in the Instrument Panel Fuse Block (Left) (2014-..)
NumberUsage
1Accessory Power Outlet 2
2SEO Retained Accessory Power
3Universal Garage Door Opener/lnside Rearview Mirror
6Body Control Module 3
7Body Control Module 5
8Driver Window Switch/Mirror Switch
9Spare
10Accessory Power Outlet Retained Accessory Power
11Accessory Power Outlet Battery
12Accessory Power Outlet 1/Cigarette Lighter
13Discrete Logic Ignition Switch
14Switch Backlighting
17Body Control Module 1
19Spare
20Spare
22Heater, Ventilation, and Air Conditioning/Auxiliary Heater, Ventilation and Air Conditioning Ignition
23Instrument Cluster Ignition/Sensing Diagnostic Module Ignition
24Spare
25Data Link Connector/Driver Seat Module
26Passive Entry Passive Start/Heater, Ventilation, and Air Conditioning
27Spare
28Spare
29Park Enable/Electrically Adjustable Pedals
30SEO
31Accessory/Run Crank
32Heated Steering Wheel
33Spare
34Instrument Cluster
36Spare
37Spare
40Lett Doors
41Driver Power Seat
43Lett Front Heated/Cooled Seat
44Right Front Heated/Cooled Seats
45Spare
49Retained Accessory Power/Accessory
50Run/Crank

Fuse box diagram (Instrument Panel Fuse Block (Right))

Instrument panel fuse box diagram (right): GMC Sierra (2014, 2015, 2016, 2017)

Assignment of the fuses in the Instrument Panel Fuse Block (Right) (2014-..)
NumberUsage
1Accessory Power Outlet 3
2Accessory Power Outlet 4
7Body Control Module 4
8Body Control Module 8
9Rear Seat Entertainment
10Cargo Lamp
15Steering Wheel Controls
18Radio
19Spare
20Sunroof
23Airbag/lnfo
26Export/Power Take Off/SEO Battery 1
27Obstacle Detection/USB Ports
28Body Control Module 2
32SEO Battery 2
35AC Inverter
36Amplifier
37Spare
39Rear Sliding Window
42Right Door Window Motor
43Front Blower
44SEO
45Body Control Module 6
46Body Control Module 7
47Passenger Seat
50Retained Accessory Power/Accessory
51Rear Sliding Window Open
52Rear Sliding Window Close
GMC Sierra (mk4; 2014-2019..) fuses and relays December 14, 2018 admin