because that Chevrolet Silverado (GMT800) first generation 1999, 2000,2001, 2002, 2003, 2004, 2005, 2007 version year.
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Chevrolet Silverado 1500,Chevrolet Silverado 2500.
Cigarette lighter fuse – (fuse crate in engine compartment, fuse №46/15A – CIGAR Fuse (1999-2002) Cigarette lighter fuse – (fuse crate in engine compartment, fuse 15A – CIG LTR Fuse (2003-2007) Auxiliary strength OutletsFuse №40/20A –AUX PWR inengine compartment(1999-2002) Accessory strength Outlets, Auxiliary power Outlets – fuseAUX PWR Fuse 20A in engine compartment (2003-2007) |
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Fuse box in engine compartment
Fuse box in passenger compartment
Fuse box in engine compartment.
fuse box location.
The underhood fuse block in the engine compartment top top the driver’s side of the vehicle near the battery. Lift the sheathe for access to the fuse/relay block.

fuse box diagram 1999.

Assignment that the fuses (1999).
STUD 1 Fuse #1 | 40A | Trailer Wiring |
ABS Fuse #2 | 60A | Brake push Modulator Valve (Pump) |
IGN A Fuse #3 | 40A | Starter Relay, Ignition Switch-IGN 1, TURN. SEO IGN Fuses |
waiting Fuse #4 | Э0А | secondary Air Injection Reaction Pump |
laboratory Fuse #S | 50A | Bap Relay, MIR/LOCK DR l.OCK Fuses and SEATS Circuit Breaker |
IGN В Fuse #6 | 50A | Ignition Switch-Rap Relay, Wiper/Washer and also SEO ACCY Fuses |
lab 2 Fuse #7 | – | no Used |
STUD 2 Fuse #8 | 30A | body Wiring Provisions, Trailer Wiring |
TRLR TRN9 | 10A | Trailer Turn and also Stop |
TRL LTRN Fuse #10 | 10A | Trailer Turn |
INJ В Fuse #11 | 15A | Fuel Injectors 2, 4, 6, and also 8, Ignition Coils, Engine Shutoff Solenoid and Sensor-Diesel |
PARK LP Fuse #12 | 30A | Park desk lamp Relay, Headlamp and Panel Dimmer Switch-Park Lamps |
FRT HVAC Fuse #13 | 30A | Blower engine (High Speed) |
prevent LPS Fuse #14 | 20A | VEH STOP and also CHMSL Fuses, Trailer Wiring (LH, RH Turn and Stop Lamp) |
ЕСИ 1 Fuse #15 | 10A | automobile Control Module (VCM)Z Powertrain manage Module (PCM)- (from IGN 1 Relay) |
CHMSL Fuse #16 | 10A | facility High mounted Stop Lamp |
VEH avoid Fuse #17 | 10A | automobile Stop Lamps |
TRL B/U Fuse #19 | 10A | Trailer back-up Lamps |
inja Fuse #20 | 15A | Fuel injectors 1, 3, 5, and 7, Ignition Coils, glow Plug Module, Fuel Heat, Water in Fuel (WIF) Sensor, Wastegate Solenoid |
RR HVAC Fuse #21 | — | no Used |
VEH B/U Fuse #22 | 15A | auto Backup Lamps |
ENG 1 Fuse #23 | 10A | fixed Air flow (MAF) Sensor, Camshatt place (CMP) Sensor, Evaporator emissions (EVAP) Canister Vent Valve, Evaporative emission (EVAP) С Purge Valve |
and so on Fuse #24 | — | no Used |
1GN E Fuse #25 | 10A | A/С Compressor Clutch Relay, DRL Relay, rear Defog Relay. Secondary Injection Reaction Pump Relay |
B/U LP Fuse #26 | 25A | back-up Lamps, BTSi |
АТС Fuse #27 | 20A | automatically Transfer situation (АТС) manage Module, Encoder Motor |
RR PRK Fuse #28 | 10A | RR Park Lamps |
ECM В Fuse #29 | 20A | Fuel Pump Relay, auto Control Module (VCM)/Powertrain regulate Module (PCM) |
02 A Fuse #30 | 15A | heated Oxygen Sensors |
02 В Fuse #31 | 15A | cook Oxygen Sensors |
LR PRK Fuse #32 | 10A | LR Park Lamps |
RR DEFOG Fuse #33 | 30A | Rear home window Defogger |
TRL PRK Fuse #34 | 15A | Trailer Park |
element #35 | — | Fuel Pump prime Port |
RT HDLP Fuse #36 | 15A | RH Headlamps (Hi and Lew) |
HTD MIR Fuse #37 | 10A | Heated exterior Mirrors |
LT HDLP Fuse #38 | 16A | LH Headlamps {Hi and Low) |
A/С Fuse #39 | 10A | A/С Compressor Clutch |
AUX PWR Fuse #40 | 20A | Auxiliary strength Outlets |
SEO 2 Fuse #41 | 3GA | Roof Beacon and Relay, Full feature Seat – LH and RH |
SEO 1 Fuse #42 | 15A | Rool Beacon Switch, Cellular phone call Wiring Provisions |
DRL Fuse #43 | 10A | Daytime running Lamps (DRL) |
FOG LPS Fuse #44 | 15A | Fog Lamps |
RADIO Fuse #45 | 15A | Radio and also Instrument Cluster |
CIGAR Fuse #46 | 15A | Data connect Connector, Cigar Lighter |
RT rotate Fuse #47 | 10A | RH rotate Signals |
BTSI Fuse #46 | 10A | Brake Transmission change Interlock |
LT turn Fuse #49 | 10A | LH rotate Signals |
FR PRK Fuse #50 | 10A | former Park Lamps |
W/W Pump Fuss #51 | 15A | Windsheiid Washer Pump |
IGN С Fuse #52 | 20A | Ignition Switch, Crank, IGN 0 Fuses |
RDO AMP Fuse #53 | — | not Used |
HAZ LP Fuse #54 | 20A | hazard Lamps |
EXP LPS Fuse #55 | 10A | no Used |
HORN Fuse #56 | 15A | Horn/Horn Relay |
CTSY LP Fuse #57 | 15A | Inadvertent power Relay (Courtesy Lamps) |
RR WPR Fuse #58 | — | not Used |
TBC Fuse #59 | 10A | Body control Module |
fuse box diagram 2000-2002.

Assignment the the fuses (2000-2002).
STUD 1 Fuse #1 | 40A | Trailer Wiring / automatic Level control Compressor |
ABS Fuse #2 | 60A | Brake push Modulator Valve (Pump) |
IGN A Fuse #3 | 40A | Starter Relay, Ignition Switch-IGN 1, TURN, SEO IGN Fuses |
air Fuse #4 | 30A | secondary Air Injection Reaction Pump |
laboratory Fuse #5 | 50A | lab Relay, MIR/LOCK DR LOCK Fuses and also SEATS Circuit Breaker |
IGN В Fuse #6 | 50A | Ignition Switch-Rap Reiay, Wiper/Washer and SEO ACCY Fuses |
laboratory 2 Fuse #7 | 50A | Power window RF switch, Power home window RR Switch, power Sunroof |
STUD 2 Fuse #8 | 30A | human body Wiring Provisions, Trailer Wiring |
TRLRTRN9 | 10A | Trailer Turn and also Stop |
TRL l TRN Fuse #10 | 10A | Trailer Turn |
INJ В Fuse #11 | 15A | Fuel Injectors 2, 4. 6, and 8, Ignition Coils, Engine Shutofl Solenoid and also Sensor-Diesel |
PARK LP Fuse #12 | 30A | Park desk lamp Relay, Headlamp and also Panel Dimmer Switch-Park Lamps |
FRT HVAC Fuse #13 | 30A | Blower engine (High Speed) |
prevent LPS Fuse #14 | 20A | VEH STOP and also CHMSL Fuses, Trailer Winng (LH, RH Turn and also Stop Lamp) |
ECM 1 Fuse #15 | 10A | automobile Control Module (VCM)/Powertrain manage Module (PCM)- (from IGN 1 Relay) |
CHMSL Fuse #16 | 10A | center High placed Stop Lamp |
VEH stop Fuse #17 | 10A | car Stop Lamps |
TRL B/U Fuse #19 | 10A | Trailer backup Lamps |
INJA Fuse #20 | 15A | Fuel Injectors 1, 3, 5, and also 7, Ignition Coils, glow Plug Module, Fuel Heat, Water in Fuel (WIF) Sensor, Wastegate Solenoid |
RR HVAC Fuse #21 | 30A | behind Heater, rear Blower Relays |
VEH B/U Fuse #22 | 15A | automobile Backup Lamps |
ENG 1 Fuss #23 | 10A | massive Air circulation (MAF) Sensor, Camshaft place (CMP) Sensor, Evaporator emission (EVAP) Canister Verst Valve, Evaporative emissions EVAP С Purge Vaive |
etc Fuse #24 | 15A | electronic Throttle control (ETC) |
IGN E Fuse #25 | 10A | A/С Compressor Clutch Relay, DRL ReSay, rear Defog Relay, secondary Injection Reaction Pump Relay |
B/U LP Fuse #26 | 25A | backup Lamps, BTSI |
АТС Fuse #27 | 20A | automatically Transfer case (АТС) control Module, Encoder Motor |
RTD Fuse #28 | 30A | real Time Damping (RTD) |
RR PRK Fuse #29 | 10A | RR Park Lamps |
ECM В Fuse #30 | 20A | Fuel Pump Relay, vehicle Control Module (VCM)/Powertrain control Module (PCM) |
02 A Fuse #31 | 15A | boil Oxygen Sensors |
02 В Fuse #32 | 15A | heated Oxygen Sensors |
LR PRK Fuse #33 | 10A | LR Park Lamps |
RR DEFOG Fuse #34 | 30A | Rear window Defogger |
TRL PRK Fuse #35 | 15A | Trailer Park |
element #36 | — | Fuel Pump element Port |
RT HDLP Fuse #37 | 15A | RH Headlamps (Hi and Low) |
HTD MIR Fuse #38 | 10A | Heated external Mirrors |
LT HDLP Fuse «39 | 15A | LH Headlamps (Hi and Low) |
A/С Fuse #40 | 10A | A/С Compressor Clutch |
AUX PWR Fuse #41 | 20A | Auxiliary strength Outlets |
SEO 2 Fuse #42 | 30A | Roof Beacon and Relay, Full function Seat – LH and also RH |
SEO 1 Fuse #43 | 15A | Roof Beacon Switch, Cellular call Wiring Provisions |
DRL Fuse #44' | 10A | Daytime to run Lamps (DRL) |
FOG LPS Fuse #45 | 15A | Fog Lamps |
RADIO Fuse #46 | 15A | Radio and also Instrument Cluster |
CIGAR Fuse #47 | 15A | Data link Connector, Cigar Lighter |
RT revolve Fuse #48 | 10A | RH revolve Signals |
ATSLC Fuse #49 | 10A | automatic Transmission transition Lock regulate Solenoid |
LT turn Fuse #50 | 10A | LH turn Signals |
FR PRK Fuse #51 | 10A | front Park Lamps |
W/W Pump Fuse #52 | 15A | Windsheild Washer Pump |
IGN С Fuse #53 | 20A | Ignition Switch, Crank, IGN 0 Fuses |
RDO AMP Fuse #54 | 25A | Radio/Audio equipment Amplifier |
HAZ LP Fuse #55 | 20A | danger Lamps |
EXP LPS Fuse #56 | 10A | Not offered – |
HORN Fuse #57 | 15A | Horn/Horn Relay |
CTSY LP Fuse #58 | 15A | Inadvertent strength Relay (Courtesy Lamps) |
RR WPR Fuse #59 | 25A | RR Wiper Washer, RR Wiper Motor |
TBC Fuse #60 | 10A | Body control Module |
fuse crate diagram (2003-2007).


legend.
Device | Rating | Description |
STUD 1 Fuse | – | Trailer Wiring, assistant Battery Relay and Battery ideal (TP2), AUX HTR PMP Fuse (HP2), ESCM Fuse (HP2), HCM-B Fuse (HP2) and TRANS PUMP Fuse (HP2) |
MBEC 1 Fuse | 50A | chair CB, RT DOOR CB |
BLWR Fuse | 40A | Blower Motor |
LBEC 2 Fuse | 50A | LOCKS Fuse, DDM Fuse, PDM Fuse, ECC Fuse, AUX PWR 2 Fuse |
STUD 2 Fuse | 30A | Trailer Wiring, Emergency automobile Roof desk lamp Relay |
ABS Fuse | 60A | electronic Brake manage Module (EBCM) |
VSES/ECAS Fuse | 60A | electronic Brake control Module (EBCM) |
IGN A Fuse | 40A | Ignition move RUN, START, RUN/START/ACCY, STARTER Relay |
IGN B Fuse | 40A | Ignition switch RUN/ACC, RUN/START |
LBEC 1 Fuse | 50A | speed Fuse, TBC 2A Fuse, TBC 2B Fuse, TBC 2C Fuse, LT DOORS Fuse |
TRL PARK Fuse | 15A | Trailer Wiring |
RR PARK Fuse | 10A | Exterior Lamps-Right Rear, Clearance Lamps-Right |
LR PARK Fuse | 10A | Exterior Lamps-Left Rear, Clearance Lamps-Left |
PARK LP Relay | – | TRL PARK Fuse, LR PARK Fuse, RR PARK Fuse, FRT PARK Fuse, INT PARK Fuse DRL Relay (Export) |
STRTR Relay | – | Starter |
INTPARK Fuse | 10A | power Take-Off (PTO) Switch, blow up Restraint I/P Module Disable Switch |
protect against LP Fuse | 25A | prevent Lamp Switch |
TBC BATT Fuse | 10A | Body control Module (BCM), PASS-Key Module |
S/ROOF Fuse | 25A | Sunroof Module Control |
SEO B2 Fuse | 30A | Roof Beacon Relay |
4WS Fuse | 15A | rear Wheel Steering manage Module, Evaporative emissions (EVAP) Canister Vent Solenoid |
RR HVAC | 30A | rear Auxiliary |
AUX PWR Fuse | 20A | Accessory power Outlets, Auxiliary strength Outlets |
PCM 1 Fuse | 15A | Powertrain manage Module (PCM), massive Air flow (MAF) Sensor, Evaporative emission (EVAP) Canister Purge Solenoid, Fuel ingredient Sensor, secondary Fuel Pump Relay |
ETC/ECM Fuse | 15A | accelerator Actuator control (TAC) |
INJ 1 Fuse (Gas)/ECMRPCV Fuse (Diesel) #2 | 15A | Fuel Injectors-Odd-Numbered, Ignition Coils-Odd- Numbered (Gas) |
15A | Engine control Module (ECM) (Diesel) | |
INJ 2 Fuse (Gas)/EDU Fuse (Diesel) #1 | 15A | Fuel Injectors-Even-Numbered, Ignition Coils- Even-Numbered (Gas) |
25A | Fuel Injector regulate Module (FICM) (Diesel) |
LO HDLP-LT Fuse | 10A | Headlamp-Low Beam-Left |
BTSI Fuse | 10A | stop Lamp Switch |
CRNK Fuse | 10A | Powertrain manage Module (PCM)-Gas, Engine control Module (ECM)-Diesel |
LO HDLP-RT Fuse | 25A | Headlamp-Low Beam-Right |
FOG LP Relay | – | Fog Lamp-RF, Fog Lamp-LF |
FOG LP Fuse | 15A | FOG LP Relay |
HORN Relay | – | HORN Fuse |
W/S wash Relay | – | Windshield Washer fluid Pump |
W/S wash Fuse | 15A | W/S to wash Relay |
info Fuse | 15A | vehicle Communication interface Module (VCIM), behind Seat entertainment (RSE) Assembly, far Playback Device-CD Player |
RADIO AMP Fuse | 30A | Audio Amplifier |
RH HID Fuse | 20A | no Used |
HORN Fuse | 15A | Horn-Left, Horn-Right |
EAP Fuse | 15A | not Used |
TREC Fuse | 30A | Transfer instance Encoder Motor, deliver Case shift Control Module |
SBA Fuse | 15A | Supplemental Brake aid (SBA) |
IGN 1 Relay (Gas)/EDU Relay (Diesel) #5 | – | SBA Fuse, ETC/ECM Fuse, PCM 1 Fuse, INJ 1 Fuse, INJ 2 Fuse |
– | ECMRPCV Fuse, EDU Fuse (Diesel) | |
RTD Fuse | 30A | not Used |
TRL B/U Fuse | 10A | Body regulate Module (BCM), Trailer Wiring, Back-Up Alarm |
PCM B Fuse | 20A | Powertrain manage Module, F/PMP Relay |
F/PMP Relay | – | Fuel Pump |
O2 A Fuse (Gas)/FUEL HT Fuse (Diesel) #3 | 15A | cook Oxygen Sensors-Upstream (Gas) |
15A | Fuel Heater, glow Plug Controller, Intake waiting (IA) Heater Relay, EGR System contents (Diesel) | |
B/U LP Fuse | 20A | Park/Neutral position (PNP) Switch |
RR DEFOG Fuse | 30A | DEFOG Relay |
HDLP-HI Relay | – | hello HDLP-LT Fuse, hello HDLP-RT Fuse |
O2 B Fuse (Gas)/EMCI Fuse (Diesel) #4 | 15A | boil Oxygen Sensors-Downstream (Gas) |
15A | IAT/MAF Sensor, Engine control Module (ECM) (Diesel) | |
AIRBAG Fuse | 15A | inflatable Restraint Sensing and Diagnostic Module (SDM), storage Seat Module-Passenger, within Rearview Mirror |
FRT PARK Fuse | 10A | Park/Turn Signal Lamps-Front, marker Lamps- Front |
DRL Relay | – | DRL Lamp-LT, DRL Lamp-RT (Domestic)/DRL Fuse, FRT PARK Fuse (Export) |
SEO IGN Fuse | 10A | DEFOG Relay, instrument Panel swarm (IPC) |
TBC IGN 1 Fuse | 10A | Body manage Module (BCM) |
hello HDLP-LT Fuse | 10A | Headlamp-High Beam-Left |
LH HID Fuse | 20A | High strongness Discharge Lamps |
DRL Fuse | 10A | DRL Relay (Domestic)/Daytime running Lamps (Export) |
RVC Fuse | 10A | Generator Battery control Module |
IPC/DIC Fuse | 10A | instrument Panel cluster (IPC) |
HVAC/ECAS Fuse | 10A | HVAC regulate Module |
CIG LTR Fuse | 15A | Cigar Lighter, Data connect Connector (DLC) |
hi HDLP RT Fuse | 10A | Highbeam Headlamp-Right |
HDLP-LOW Relay | – | LO HDLP-LT Fuse, LO HDLP-RT Fuse |
A/C COMP Relay | – | A/C Compressor Clutch |
A/C COMP Fuse | 10A | A/C Compressor Clutch Relay |
RR WPR | 25A | no Used |
RADIO Fuse | 15A | Radio, rear Seat Audio (RSA) |
SEO B1 Fuse | 15A | instrument Panel cluster (IPC), rear Fog desk lamp Relay, Overhead Console, Roof Beacon Switch |
Underhood colling pan fuse block is situated on left next of engine compartment come the behind of the battery.

Device | Rating | Description |
Cool/Fan Fuse | 40A | Cool/Fan 1 Relay |
Cool/Fan Fuse | 40A | Cool/Fan 2 Relay |
Cool/Fan Fuse | 10A | Cool/Fan 3 Relay |
Cool/Fan 1 Relay | – | Cooling fan – Left |
Cool/Fan 2 Relay | – | Cooling pan – Left and Right High Speed |
Cool/Fan 3 Relay | – | Cooling pan – Left and also Right low Speed |
Fuse crate in passenger compartmentChevrolet Silverado.
fuse crate location.
The fuse block access door is ~ above the driver’s side edge the the tool panel. Pull turn off the sheathe to accessibility the fuse block.

fuse crate diagram (1999-2002).

reverse

Assignment that the fuses (1999-2002).
HVAC 1 Fuse #1 | 10A | HVAC control Module, mode Door Motors/Actuators |
IGN 3 Fuse #2 | 10A | memory Seat Module, LH and RH Heated chair Switch |
BRAKE Fuse #3 | 10A | electronic Brake manage Module (EBCM) |
HTR A/С Fuse #4 | 25A | Blower engine (all other than high speed) |
IGN 0 Fuse #5 | 10A | automatic Transmission, tool Cluster, vehicle Control Module (VCM)/Powertrain regulate Module (PCM) |
CRUISE Fuse #6 | 10A | Cruise regulate Module, Cruise control Switch, tool Cluster, Body regulate Module (BCM) |
4WD Fuse #7 | 15A | auxiliary Battery Relay, former Axle Actuator/Switch, Automatic move (АТС) manage Module. Vehicle Control Module (VCM) |
revolve Fuse #8 | 20A | Feeds LT Turn and RT rotate fuses – rotate signals |
WS WiPER Fuse #12 | 25A | Windshield Wiper, Windshield Washer Pump |
SEO IGN Fuse #13 | 10A | Selectable Ride |
ILLUM Fuse #14 | 10A | instrument Cluster, Instrument dashboard Switches (backlit) |
IGN 1 Fuse #15 | 10A | Body control Module (BCM), tool Cluster, automatic Day-Night |
SEO ACCY Fuse #16 | 10A | human body Builder Provision |
CRANK Fuse #17 | 10A | Starter Relay |
wait BAG Fuse #18 | 15A | inflatable Restraint Sensing and also Diagnostic Module, blow up Restraint instrument dashboard Module Switch |
MIR/LOCK Fuse #19 | ЗА | strength Mirrors, storage Seat Switch, power Door Lock Relays |
seat (CB) #20 | 25A | power Seats, storage Seats (LH and also RH) |
DR LOCKS Fuse #21 | 20A | power Door Lock Actuators |
LOCK Fuse #22 | 15A | strength Door Locks (Actuators) |
(NT PK Fuse #24 | 10A | Park lamp Relay Bypass (w/Manual Park Lamp switch use) |
UNLOCK Fuse #25 | 15A | strength Door Locks (Actuators) |
PWR WDO (CB) #27 | 25A | Power home windows (Uplevel Vehicle) |
RDO i Fuse #29 | 10A | Radio (Base Vehicle) |
UNLOCK JMPR (Relay/Fuse) | 30A | strength Door Locks (non-Keyless Entry) |
fuse crate layout (2003-2007).
Instrument panel fuse block.

legend (2003-2007).
RR WPR Fuse | 15A | no Used |
SEO ACCY Fuse | 10A | Upfitter Provisions |
WS WPR Fuse | 25A | Windshield Wiper Motor and also Module |
TBC ACCY Fuse | 10A | Body manage Module (BCM) |
IGN 3 Fuse | 10A | behind Wheel Steering control Module |
4WD Fuse | 15A | prior Axle Actuator, deliver Case change Control Switch, assistant Battery Relay |
HTR A/C Fuse | 30A | HVAC manage Module |
LOCK Relay | – | Door Lock Actuators |
HVAC 1 Fuse | 10A | HVAC manage Module, HVAC Actuators |
l DOOR – 12-WAY – BLACK | – | Fuse Block – Left I/P C3 (Driver Door Harness) |
CRUISE Fuse | 10A | Cruise regulate Switch, Cruise regulate Module, Steering Wheel Speed/Position Sensor, power Take-Off (PTO) Switch |
UNLOCK Relay | – | Door Unlock Actuators |
RR FOG LP Relay | – | Fog desk lamp – LR, Fog lamp – RR (Export) |
BRAKE Fuse | 10A | stop Lamp Switch, electronic Brake manage Module (EBCM), Clutch start Switch |
DRIVER UNLOCK Relay | – | Door Latch Assembly-Driver (Base) |
IGN O Fuse | 10A | Passlock Sensor, automatically Transmission, Powertrain control Module (PCM) – Gas, Engine regulate Module (eCM) – Diesel |
TBC IGN O Fuse | 10A | Body regulate Module (BCM) |
VEH CHMSL Fuse | 10A | center High mounted Stop desk lamp (CHMSL) |
LT TRLR ST/TRN Fuse | 10A | Trailer Wiring Provisions |
LT TRN Fuse | 10A | rotate Signal Lamps – Left, mite Lamps – Left, Driver Door Module (DDM), instrument Panel cluster (IPC) |
VEH stop Fuse | 15A | Tail/Stop and Turn Signal Lamps-Rear, accelerator Actuator control (TAC) |
body – 12-WAY – BROWN | – | Fuse Block – Left I/P C4 (Body Harness) |
RT TRLR ST/TRN Fuse | 10A | Trailer Wiring Provisions |
RT TRN Fuse | 10A | revolve Signal Lamps – Right, marker Lamps – Right, prior Passenger Door Module (FPDM), tool Panel cluster (IPC) |
DDM Fuse | 15A | Driver Door Module (DDM) |
AUX PWR 2 Fuse | 20A | I/P Accessory strength Outlets, Accessory strength Outlet – Rear |
LOCKS Fuse | 20A | Door Lock/Unlock Relays |
ECC Fuse | 10A | no Used |
TBC 2C Fuse | 15A | Body regulate Module (BCM) |
speed Fuse | 25A | revolve Signal/Hazard Flasher Module |
CB-LT DOORS | 25A | home window Switch – LR, Driver Door Module (DDM) |
TBC 2B Fuse | 15A | Body regulate Module (BCM) |
TBC 2A Fuse | 15A | Body control Module (BCM) |
Relay boxChevrolet Silverado (since 2004).
See more: What Is Meant By Selectively Permeable, Selectively
crucial panel relay block is located below instrument panel to the left of the steering column.

SEO – 6-WAY – BLK | – | mobile Radio and Emergency Lighting |
TRAILER – 6-WAY – BRN | – | Trailer Provisions |
UPFIT – 4-WAY – CRM | – | Upfitter Provisions |
SL journey – 6-WAY – GRY | – | hands-on Selectable journey (MSR) |
HDLNR 2 – 6-WAY – CRM | – | air Temperature Assembly – Inside, Blower Motor regulate Processor, HVAC Actuators, within Rearview Mirror |
body – 12-WAY – WHT | – | Door Courtesy Lamps, Driver/Passenger chair Modules, Heated chair Module – LR/RR, Rear window Defogger Grid, automatic Occupant Sensing |
DEFOG Relay (C49) | – | Rear window Defogger Grid |
HDLNR 1 – 6-WAY – BRN | – | Courtesy analysis Lamps, Garage Door Opener, inside Rearview Mirror, Vanity mirror Lamps |