Chevrolet Express (2010) – fuse box diagram

Year of production: 2010

Floor Console Fuse Block

The floor console fuse block is located under the driver seat.

Chevrolet Express - wiring diagram - fuse box - floor console fuse block
Chevrolet Express – wiring diagram – fuse box – floor console fuse block
Fuse Usage
F1 Empty
F2 Steering Wheel Sensor
F3 Auxiliary Parking Lamps (Cut-Away)
F4 Front Park Lamps
F5 Trailer Park Lamps
F6 Upfitter Park Lamps
F7 Right Rear Park Lamp
F8 Left Rear Park Lamp
F9 Outside Rear View Mirror Switch
F10 Airbag/AOS
F11 Empty
F12 Empty
F13 Heating, Ventilation and Air Conditioning 2
F14 Heating, Ventilation and Air Conditioning 2
F15 Empty
F17 Outside Rear View Mirror Heater
F18 Rear Window Defogger
F19 Compass
F20 Radio/Chime
F21 Remote Function Actuator/Tire Pressure Monitor
F22 Ignition Switch/Discrete Logic Ignition Sensor (PK3)
F23 Instrument Panel Cluster
F25 Heating, Ventilation and Air Conditioning Control
F26 Auxiliary/Trailer Backup
F27 Tail Lamps Backup
F30 Upfitter Courtesy Lamps
F31 Front Door Lock
F32 Rear Door Lock
F33 Cargo Door Unlock
F34 Passenger Door Unlock
F35 Rear Passenger Door Unlock
F36 Driver Door Unlock
F37 Empty
F38 Empty


Case Fuses
F16 Upfitter Auxiliary 1
F24 Empty
F28 Upfitter Auxiliary 2 Reading Lamps
F29 Rear Blower


Relays Usage
K1 Run (High Current Micro)
K2 Empty (High Current Micro)
K3 Park Lamps (High Current Micro)
K4 Upfitter Auxiliary 2 (High Current Mini)
K5 Rear Defogger (High Current Micro)
K6 Retained Accessory Power (RAP) (High Current Micro)


Engine Compartment Fuse Relay Center

The fuse block is located in the engine compartment on the driver side of the vehicle.

Chevrolet Express - wiring diagram - fuse box - engine compartment
Chevrolet Express – wiring diagram – fuse box – engine compartment
Fuse Usage
3 Right Stop/Turn Trailer
4 Spare
5 Spare
6 Fuel System Control Module Ignition
7 Body Control Module 5
8 Body Control Module 7
9 Body Control Module 4
10 Instrument Panel Cluster
11 Trailer Wiring
12 Spare
13 Brake Switch
14 Windshield Washer
16 Horn
17 Transmission
18 Air Conditioning Compressor
19 Engine Control Module Battery
20 Spare
21 Left Stop/Turn Trailer
22 Spare
23 Spare
24 Fuel Pump
25 Auxiliary Power Outlet
26 Body Control Module 3
27 Special Equipment Option
28 Airbag
29 Steering Wheel Sensor
30 Engine Control Module Ignition/Glow Plug Module
31 Transmission Control Module Ignition
32 Transmission Control Module Batter
33 Spare
34 Spare
35 Fuel Operated Heater Module
36 Spare
51 Left high Beam Headlamp
52 Right High Beam Headlamp
53 Left Low Beam Headlamp
54 Right Low Beam Headlamp
55 Wiper
56 Canister Vent Solenoid
58 Body Control Module 2
59 Body Control Module 1
61 Spare
62 Oxygen Sensor 2 (Post)
63 Fan Clutch (EV)
64 Mass Air Flow/Canister/LAMBDA
65 Odd Ignition/Injectors
66 Daytime Running Lamps 2 (LOLVL-V22)
67 Daytime Running Lamps 1 (LOLVL-V22)
68 Auxiliary Stop Lamps
69 Spare
70 Spare
71 Fuel Heater
72 Body Control Module 6
73 Lighter/Data Link Connection
75 V6 Fuel Injectors
76 Spare
77 Oxygen Sensor 2 (Pre)
78 Engine Control Module Powertrain
79 Even Ignition/Injectors


J-Case Fuses Usage
1 ABS Motor
2 ABS Module
41 Spare
42 Trailer Wiring
43 Fan High
44 Starter Solenoid
45 Engine Control Module/Powertrain
46 Fuel System Control Module Battery
47 Fan Lo
74 Front Blower


Relay Usage
15 Run/Crank
37 Spare
38 Fuel Pump
39 Crank
40 Air Conditioning Compressor
48 Fan High
49 Powertrain
50 Fan Clutch (EV)
57 Fan Low
60 Fan Control


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