Hummer H3 (2008 - 2009) Fuse Box Diagram

avatar Jonathan Yarden
Year of production: 2008, 2009

Engine Compartment Fuse Block

The engine compartment fuse block is located on the driver’s side of the engine compartment.

Hummer H3 - fuse box - engine compartment

Fuses Usage
1 Heated Seats
2 Grille Guard
3 Fuel Pump
4 Roof Lamp
5 Battery Ignition Switch
6 Front Wiper
7 Regulated Voltage Control Power
8 Power Locks
9 Sunroof, Front Washer Pump
10 Accessories (SPO)
11 Air Compressor
12 Transfer Case Control Module
13 Radio, Heating, Ventilation, Air Conditioning Display
14 Body Control Module
15 Rear Wiper Motor
16 Rear Wiper Pump Switch
17 Air Injection Reactor (AIR) Solenoid
18 Spare 6
19 Cluster
20 Rear Turn Signal, Hazard Signal
21 Powertrain Control Module 1
22 Mass Air Flow Sensor, Purge Solenoid
23 Injector
24 Fog Lamp
25 Powertrain Control Module B
26 Transmission Control Module (TCM)
27 Airbags
28 Back-up Lamps
29 Anti-lock Brakes, StabiliTrak®
30 Rear Window Defogger
31 Canister Vent
32 Regulated Voltage Control VSense+
33 Ignition 1
34 Transmission
35 Cruise, Inside Rearview Mirror
36 Horn
37 Driver’s Side Rear Park Lamp
38 Amplifier
39 Reduced Intensity Low-Beam Daytime Running Lamps
40 Passenger’s Side Headlamp
41 Driver’s Side Headlamp
42 Trailer Back-Up Lamp
43 Front Park Lamps
44 Air Injection Reactor (AIR) Solenoid
45 Auxiliary Power 2
46 Electronic Throttle Control
47 Oxygen Sensor
48 Air Conditioning Clutch
49 Passenger’s Side Rear Park Lamp
50 Spare
51 Auxiliary Power 1
52 StabiliTrak®, Anti-lock Brakes
53 Power Heater Switch
54 Stop
55 Trailer Parking Lamps
56 Front Turn Signal, Hazard Signal
57 Power Sunroof
58 Transfer Case Control Module Switch
59 Climate Control
60 Spare 8
61 Power Seats
62 Air Pump
63 Passenger’s Side Power Window
64 Anti-lock Brakes, StabiliTrak® 2 Solenoid
67 Anti-lock Brakes, StabiliTrak® 1 Motor
68 Driver’s Side Power Window
82 Climate Control Fan
83 Electronic Brake Controller
84 Trailer B+ Fuse
85 Starter
91 Megafuse

 

Relay Usage
66 Fuel Pump
69 Fog Lamp
70 High, Low Beam Headlamps
71 Rear Defogger
72 Windshield Wiper On/Off
73 Windshield Wiper High/Low
74 Horn
75 Headlamp
76 Air Conditioning Clutch
77 Powertrain Control Module
78 Run, Crank
79 Reduced Intensity Low-Beam Daytime Running Lamps
80 Air Injection Reactor (AIR) Solenoid
81 Powertrain (Starter)
86 Spare 2
87 Heating, Ventilation, Air Conditioning
88 Retained Accessory Power
89 Park Lamp

 

Diode Usage
65 Wiper Diode
90 Air Conditioning Clutch Diode

WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.

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