Chevrolet Suburban (2003 – 2006) – fuse box diagram

6 January 2021 admin Chevrolet, Suburban 0

Chevrolet Suburban (2003 – 2006) – fuse box diagram

Year of production: 2003, 2004, 2005, 2006

Passenger Compartment Fuse Box

Chevrolet Suburban - fuse box diagram - passenger compartment
Chevrolet Suburban – fuse box diagram – passenger compartment
No.
 A
 Protected Component
1 15 Rear Wiper/Washer Switch
2 10 HVAC Components, Electronic Suspension Control (ESC) Components, Heated Seat Modules (Rear), Wheel Steering Control Module
3 15 Front Axle Actuator, Transfer Case Shift Control Switch
4 10 Passlock Sensor, Transmission Control Module (TCM), Powertrain Control Module (PCM)
5 15 Stop Lamps, Brake Module, Electronic Throttle Actuator Control
6 15 Driver Door Module (DDM)
7 10 HVAC Control Assembly (Rear Auxiliary)
8 10 Upfitter Provisions
9 30 HVAC Control Module
10 10 HVAC Control Module, HVAC Actuators, Inside Rearview Mirror
11 10 Cruise Control Switch, Steering Wheel Speed/Position Sensor
12 10 Stop Lamp Switch, Electronic Brake Control Module (EBCM), Traction Control Switch
13 10 Body Control Module (BCM)
14 10 Center High Mounted Stop Lamp (CHMSL)
15 25 Windshield Wiper Motor Module
16 10 Body Control Module (BCM)
17 10 Left Turn Signal/Stop Trailer
18 10 Right Turn Signal/Stop Trailer
19 20 Power Outlet (D-pillar)
20 15 Body Control Module (BCM)
21 15 Body Control Module (BCM)
22 10 Left Turn Signals and Side Markers Lamps, Instrument Panel Cluster, Driver Door Module (DDM)
23 10 Right Turn Signals and Side Markers Lamps, Instrument Panel Cluster, Front Passenger Door Module (FPDM)
24 20 Door Lock/Unlock Relay
25 25 Turn Signal/Hazard Flasher Module
26 15 Body Control Module (BCM)
27 10 Front Passenger Door Module (FPDM)
Circuit Breaker
CB1 25 Left Power Window (Left Rear Power Window and Driver Door Module)
Relay
R1 Power Door Lock
R2 Power Door Unlock
R4  –
R5 Rear Fog Lamps

Engine Compartment Fuse Box

Chevrolet Suburban - fuse box diagram - engine compartment
Chevrolet Suburban – fuse box diagram – engine compartment
No.
 A
 Protected Component
1 40 Trailer Wiring, Automatic Level Control (ALC) Compressor Relay
2 –  –
3 50 Circuit Breaker (Passenger Compartment Relay Box): “CB1”, “CB2”
4 40 Blower Motor
5 50 Fuse (Passenger Compartment): “6”, “19”, “24” “27”
6 30 Off-Road Lamps, Trailer Wiring
7 60 Electronic Brake Control Module (EBCM)
8 60 Electronic Brake Control Module (EBCM), Automatic Level Control (ALC) Compressor
9 40 Ignition Switch
10 –  –
11 40 Ignition Switch
12 50 Fuse (Passenger Compartment): “20”, “21”, “25” “26”, “CB1”
13 15 Parking Lamps Trailer Wiring
14 10 Right Rear Parking and Side Marker Lamps
15 10 Left Rear Parking and Side Marker Lamps
16 10 Interior Lamps
17 25 Stop Lamp Switch
18 10 Body Control Module (BCM), Pass-Key Module
19 25 Sunroof Relay
20 30 Roof Beacon Relay, Off-Road Lamps
21 15 Rear Wheel Steering Control Module, Evaporative Emission (EVAP) Canister Vent Solenoid
22 30 HVAC Control Assembly (Rear Auxiliary)
23 20 Accessory Power Outlets, Auxiliary Power Outlets
24 15 Powertrain Control Module (PCM), Mass Air Flow (MFS) Sensor, Evaporative Emission (EVAP) Canister Purge Solenoid, Fuel Composition Sensor, Secondary Fuel Pump Relay
25 15 Throttle Actuator Control (TAC), Electronic Brake Controller
26 15 Odd: Ignition Coils, Fuel Injectors
27 15 Even: Ignition Coils, Fuel Injectors
28 10 A/? Compressor Relay, Park/Neutral Position (PNP) Switch, Turn Signal/Multifunction Switch, Headlamp Leveling Components, Instrument Panel Cluster, Clutch Start Switch
29 30 Automatic Level Control (ALC) Compressor, Electronic Suspension Control (ESC) Module
30 10 Backup Lamps Trailer Wiring, Back-Up Alarm, Body Control Module (BCM)
31 20 Powertrain Control Module, Fuel Pump
32 15 Oxygen Sensors
33 20 Backup Lamps, Park/Neutral Position Switch (PNP)
34 30 Rear Window Defogger Relay
35 15 Oxygen Sensors
36 15 Inflatable Restraint Sensing and Diagnostic Module (SDM), Memory Seat Module (Passenger), Inside Reaview Mirror
37 10 Front Parking Lamps, Front Side Marker Lamps
38 10 Rear Window Defogger Relay, Instrument Panel Cluster (IPC), Rear Object Sensor Control Module, Selectable Ride Switch
39 10 Body Control Module (BCM)
40 10 Left Headlamp (High Beam)
41 20 Left Headlamp (Xenon)
42 10 Daytime Running Light Relay
43 10 Instrument Panel Cluster/Driver Information Center
44 10 HVAC Control Module
45 15 Cigarette Lighter, Data Link Connector
46 10 Right Headlamp (High Beam)
47 10 Air Conditioning Compressor Relay
48 25 Rear Wiper/Washer
49 –  –
50 15 Audio System, Digital Radio Receiver, Rear Seat Audio
51 15 Instrument Panel Cluster (IPC), Rear Fog Lamp Relay, Overhead Console, Roof Beacon Switch, Rear Heated Seats, HomeLink (Garage Door Opener)
52 10 Left Headlamp (Low Beam)
53 10 Brake Transmission Shift Interlock System
54 10 Starting System, Powertrain Control Module (Gasoline), Engine Control Module (Diesel), Transmission Control Module (TCM)
55 10 Right Headlamp (Low Beam)
56 15 Front Fog Lamps Relay
57 15 Windshield Washer Pump
58 15 Vehicle Communication Interface Module (VCIM), Rear Seat Entertainment (RSE) Assembly, Remote Playback Device-CD Player
59 30 Radio Amplifier
60 20 Right Headlamp (Xenon)
61 15 Horn
62 15 Electronic Adjustable Pedals (EAP) Relay
63 30 Transfer Case Encoder Motor, Transfer Case Shift Control Module
64 15 Supplemental Brake Assist Pump Motor, Fuel Pump Relay (Secondary)
65 125 Cust Feed
66 10 Generator Battery Control Module
Relay
R1 Parking Lamps, Side Marker Lamps
R2 Starter
R3 Ignition
R4 Fuel Pump
R5 Headlamp High Beam
R6 Daytime Running Light
R7 Headlamp (Low Beam)
R8 Air Conditioning Compressor
R9 Front Fog Lamps
R10 Horn
R11 Windshield and Rear Window Washer Pump

Engine Compartment Relay Box (10 Series)

Chevrolet Suburban - fuse box diagram - engine compartment relay box
Chevrolet Suburban – fuse box diagram – engine compartment relay box
No.
 A
 Circuit Breaker
1 40 Cooling Fan Relay No.1
2 40 Cooling Fan Relay No.2
3 10 Cooling Fan Relay No.3
Relay
R1 Cooling Fan (Left)
R2 Cooling Fan (Left/Right – High Speed)
R3 Cooling Fan (Left/Right – Low Speed)

Passenger Compartment Relay Box

Chevrolet Suburban - fuse box diagram - passenger compartment relay box
Chevrolet Suburban – fuse box diagram – passenger compartment relay box
No.
 A
 Circuit Breaker
CB1 30 Driver and Passenger Seat Module, Memory Seat Module
CB2 25 Right Power Window (Front Passenger Door Module (FPDM), Right Rear Power Window)
Relay
R1 Rear Window Defogger
R2  –

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

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