Fuses and relays Hummer H2 (2008-2010)

This material discusses in detail the fuse diagrams of the Hummer H2 (first generation; restyiling): 2008, 2009, 2010 model year.

Fuses #2 and #16 in the passenger compartment and fuse #44 in the engine compartment are responsible for the cigarette lighter.

In the engine compartment

Located on the driver's side near the battery, behind the plastic cover.

Diagram
No.	Description	Amps
Non-Serviceable
R11	Back-Up Lamps
R12	Daytime Running Lamps (DRL)
R13	Right Cooling Fan
R14	Right Cooling Fan, Cooling Fan Control
R15	Left Cooling Fan
R16	Front Washer Fluid Pump
R17	High Beam Headlamp
R18	Horn
R19	Liftgate Release
R20	Rear Washer Fluid Pump
R21	"FWD", "HTR STR/WHL"
R22	Left Trailer Stop Lamp
R23	Right Trailer Stop Lamp
R24	Wiper
R25	Windshield Wiper Motor
Relays
R1	High Speed Cooling Fan Relay
R2	Low Speed Cooling Fan Relay
R3	Cooling Fan Control
R4	Low Beam Headlamp Relay
R5	Air Conditioning Compressor Relay
R6	Starter Relay
R7	Powertrain Control Module (PCM) Relay
R8	Parking Lamps Relay
R9	Rear Window Defogger Relay
R10	Switched Power
Fuses
1	Left Trailer Stop/Turn Lamp	10 A
2	Air Temperature (IAT) Sensor, Evaporative Emission (EVAP) Canister Purge Solenoid Valve	15 A
3	Engine Control Module (ECM)	15 A
4	Right Trailer Stop/Turn Lamp	10 A
5	Front Washer Fluid Pump	15 A
6	Oxygen Sensors	10 A
7	Vehicle Stability System, Antilock Brake System (ABS module)	30 A
8	Trailer Back-Up Lamps	10 A
9	Low Beam Left Headlamp	10 A
10	Engine Control Module (ECM)	10 A
11	Fuel Injectors, Ignition Coils (Right)	20 A
12	Transmission Control Module, Evaporative Emission (EVAP) Canister Vent Solenoid Valve	15 A
13	Back-Up Lamps	10 A
14	Low Beam Right Headlamp	10 A
15	Air Conditioning Compressor Clutch	10 A
16	Oxygen Sensors	10 A
17	Transmission Controls (Ignition)	15 A
18	Fuel Pump Fuse, Engine Control Module (ECM)	20 A
19	Rear Washer Fluid Pump	15 A
20	Fuel Injectors, Ignition Coils (Left Side)	20 A
21	Trailer Park Lamps	15 A
22	Park Lamps (left side)	15 A
23	Park Lamps (right side)	15 A
24	Horn	15 A
25	High Beam Right Headlamp	10 A
26	Daytime Running Lamps (DRL)	10 A
27	High Beam Left Headlamp	10 A
28	Moonroof	30 A
29	Key Ignition System, Theft Deterrent System	2 A
30	Windshield Wiper	25 A
31	Upfitter Provision	30 A
32	Electrically Controlled Air Suspension	15 A
33	Climate Controls (HVAC)	10 A
34	Airbag System	10 A
35	Audio Amplifier	30 A
36	Audio System, Rear Seat Audio Controller, Digital Radio Receiver	15 A
37	Miscellaneous, Cruise Control, Rear Vision Camera	10 A
38	Airbag System	15 A
39	Instrument Panel Cluster, Body Control Module (BCM)	10 A
40	Run, Accessory, Midgate Module	10 A
41	Auxiliary Climate Control Unit	10 A
42	Window Defogger Rear (SUV) Midgate Control Module (SUT)	30 A
43	Upfitter Provision	15 A
44	Hummer H2 Cigarette Lighter Fuse, Auxiliary 12V Power Outlet, Data Link Connector (DLC)	15 A
45	Upfitter Provision, Special Equipment Option (SEO)	10 A
46	Climate Controls	10 A
47	Engine Control Module (ECM) Fuel System Control Module Electronic Brake Control Module	15 A
50	Low Speed Cooling Fan Relay	40 A
51	Electronically Controlled Air Suspension Relay	60 A
52	Vehicle Stability System, Antilock Brake System (ABS)	60 A
53	High Speed Cooling Fan Relay	40 A
54	Starter Relay	40 A
55	Trailer Brake Module	30 A
56	Bussed Electrical Center Left	60 A
57	Heated Windshield Washer System	60 A
58	4-Wheel Drive System	30 A
59	Trailer Connector Battery Power	40 A
60	Bussed Electrical Center Mid #1	60 A
61	Climate Control Blower	40 A
62	Bussed Electrical Center Left  #2	60 A

In the passenger compartment

First fuse block is located at the edge of the dashboard on the driver's side. The second block is located to the left of the steering wheel, under the dashboard.

Fuse box #1

Located on the driver's side end of the dashboard.

General view.

Diagram
No.	Description	Amps
CB1	Driver Side Power Window	25 A
R1	Power Door Lock Relay (Non-Serviceable)
1	Rear Seat Heater Control Module	20 A
2	Rear Cargo Accessory Power Outlets	20 A
3	Steering Wheel Controls Backlight	2 A
4	Driver Door Module	15 A
5	Dome Lamps, Front Passenger Side Turn Signal, Body Control Module (BCM)	15 A
6	Driver Side Turn Signal and Stop Lamp, Body Control Module (BCM)	15 A
7	Instrument Panel Back Lighting, Body Control Module (BCM)	10 A
8	Turn Signal from the pasenger's side	15 A
9	Passenger Door Module	10 A
10	Power Door Lock #2 (Unlock)	15 A
11	Power Door Lock #2 (Lock)	15 A
12	Stop Lamps, Center-High Mounted Stoplamp, Body Control Module (BCM)	15 A
13	Rear Climate Controls	30 A
14	Empty	-
15	Body Control Module (BCM)	15 A
16	Floor Console 12V Power Outlets, Cigar Lighter Fuse	20 A
17	Interior Lamps, Body Control Module (BCM)	10 A
18	Power Door Lock #1 (Unlock)	15 A
19	Infotainment System (Video Display), Remote Keyless Entry System	5 A
20	Universal Home Remote System (Garage Door Opener)	10 A
21	Power Door Lock #1 (Lock)	15 A
22	Vehicle Communication Interface Module (OnStar® System)	10 A
23	Window Wiper Motor (Rear)	25 A
24	Empty	-
25	Driver Seat Module	10 A

Fuse box #2

Located underneath the dashboard, to the left of the steering column.

Diagram
No.	Description	Amps
CB1	Power Window Passenger Side	25 A
CB2	Passenger Seat	25 A
CB3	Driver Seat	25 A
CB4	Rear Sliding Window	25 A
R1	Multifunction Switch  (PARK ENABLE PCB) *Non-Serviceable Relay*