Where are the Fuse Boxes located in the 2008 Chevrolet Silverado?

2008 Chevrolet Silverado has 3 main boxes with fuses and relays. One is in the cabin (Passenger Compartment), one in the central console (Center Panel) and another is under the hood (Engine Compartment).

2008 Chevrolet Silverado Under Dash Fuse Box and Relay Location 

The auxiliary fuse box (If equipped) is located next to the interior fuse box. To open the lid, pull the tab in the direction as shown in the illustration.

The fuse block access door is on the driver’s side edge of the instrument panel. Pull off the cover to access the fuse block.

2008 Chevrolet Silverado Under Hood Fuse Box and Relay location

The under hood fuse block in the engine compartment on the driver’s side of the vehicle near the battery. Lift the cover for access to the fuse relay block.

2008 Chevrolet Silverado under Dash Fuse Box Layout

2008 Chevrolet Silverado under Dash Fuse Box and Relay Details

Assignment of the fuses in the Passenger Compartment

NameUsage
1Rear Seats
2Rear Accessory Power Outlet
3Steering Wheel Controls Backlight
4Driver Door Module
5Dome Lamps, Driver Side Turn Signal
6Driver Side Turn Signal, Stoplamp
7Instrument Panel Back Lighting
8Passenger Side Turn Signal, Stoplamp
92007-2008: Universal Home Remote
2009-2013: Passenger Door Module, Driver Unlock
10Power Door Lock 2 (Unlock Feature)
11Power Door Lock 2 (Lock Feature)
12Stoplamps, Center High-Mounted Stoplamp
13Rear Climate Controls
14Power Mirror
15Body Control Module (BCM)
16Accessory Power Outlets
17Interior Lamps
18Power Door Lock 1 (Unlock Feature)
19Rear Seat Entertainment
20Ultrasonic Rear Parking Assist, Power Liftgate
21Power Door Lock 1 (Lock Feature)
22Driver Information Center (DIC)
23Rear Wiper
24Cooled Seats
25Driver Seat Module, Remote Keyless Entry System
26Driver Power Door Lock (Unlock Feature)
Circuit Breaker
LT DRDriver Side Power Window Circuit Breaker
Harness Connector
LT DRDriver Door Harness Connection
BODYHarness Connector
BODYHarness Connector

2008 Chevrolet Silverado Center Panel Fuse Box Layout

2008 Chevrolet Silverado Centre Panel Fuse Box and Relay Details

Harness ConnectorUsage
BODY 2Body Harness Connector 2
BODY 1Body Harness Connector 1
BODY 3Body Harness Connector 3
HEADLINER 3Headliner Harness Connector 3
HEADLINER 2Headliner Harness Connector 2
HEADLINER 1Headliner Harness Connector 1
SEO/ UPFITTERSpecial Equipment Option Upfitter Harness Connector
Circuit Breaker
CB1Passenger Side Power Window Circuit Breaker
CB2Passenger Seat Circuit Breaker
CB3Driver Seat Circuit Breaker
CB4Rear Sliding Window

2008 Chevrolet Silverado Under Hood Fuse Box Layout

2008 Chevrolet Silverado under Hood Fuse Box and Relay Details

Assignment of the fuses in the Engine Compartment

NameUsage
1Right Trailer Stop/ Turn Lamp
2Electronic Suspension Control, Automatic Level Control Exhaust
3Left Trailer Stop/ Turn Lamp
4Engine Controls
5Engine Control Module, Throttle Control
6Trailer Brake Controller
7Front Washer
8Oxygen Sensor
9Antilock Brakes System 2
10Trailer Back-up Lamps
11Driver Side Low-Beam Headlamp
12Engine Control Module (Battery)
13Fuel Injectors, Ignition Coils (Right Side)
14Transmission Control Module (Battery)
15Vehicle Back-up Lamps
16Passenger Side Low-Beam Headlamp
17Air Conditioning Compressor
18Oxygen Sensors
19Transmission Controls (Ignition)
20Fuel Pump
21Fuel System Control Module
22Not Used
23Not Used
24Fuel Injectors, Ignition Coils (Left Side)
25Trailer Park Lamps
26Driver Side Park Lamps
27Passenger Side Park Lamps
28Fog Lamps
29Horn
30Passenger Side High-Beam Headlamp
31Daytime Running Lamps (DRL)
32Driver Side High-Beam Headlamp
33Daytime Running Lamps 2
34Sunroof
35Key Ignition System, Theft Deterrent System
36Windshield Wiper
37SEO B2 Upfitter Usage (Battery)
38Electric Adjustable Pedals
39Climate Controls (Battery)
40Airbag System (Ignition)
41Amplifier
42Audio System
43Miscellaneous (Ignition), Cruise Control
44Not Used
45Airbag System (Battery)
46Instrument Panel Cluster
47Power Take-Off
48Auxiliary Climate Control (Ignition)
Compass-Temperature Mirror
49Center High-Mounted Stoplamp (CHMSL)
50Rear Defogger
51Heated Mirrors
52SE0B1 Upfitter Usage (Battery)
53Cigarette Lighter, Accessory Power Outlet
54Automatic Level Control CompressorRelay
SEO Upfitter Usage
55Climate Controls (Ignition)
56Engine Control Module, Secondary Fuel Pump (Ignition)
J-Case Fuses
57Cooling Fan 1
58Not Used
59Heavy Duty Antilock Brake System
60Cooling Fan 2
61Antilock Brake System 1
62Starter
63Stud 2 (Trailer Brakes)
64Left Bussed Electrical Center 1
65Not Used
66Heated Windshield Washer System / Not Used
67Four-Wheel Drive System / Transfer Case
68Stud 1 (Trailer Connector Battery Power) (Optional -40A Fuse Required)
69Mid-Bussed Electrical Center 1
70Climate Control Blower
71Not Used
72Left Bussed Electrical Center 2
Relays
FAN HICooling Fan High Speed
FAN LOCooling Fan Low Speed
FAN CNTRLCooling Fan Control
HDLP LO/HIDLow-Beam Headlamp
FOG LAMPFront Fog Lamps
A/C CMPRSRAir Conditioning Compressor
STRTRStarter
PWR/TRNPowertrain
FUEL PMPFuel Pump
PRK LAMPParking Lamps
REAR DEFOGRear Defogger
RUN/CRNKSwitched Power

WARNING: The terminal and harness assignments for individual connectors may vary depending on the vehicle’s equipment level, model, and market. It is recommended to refer to the fuse box diagram provided at the back of the fuse box cover for accurate information.

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