Chevrolet Tahoe / GMC Yukon – fuse box

Chevrolet Tahoe is a General Motors SUV, also known as Suburban, Pickups, GMC Pickups, Yukon. Generation 2 was sold in 2000, 2001, 2002, 2003, 2004 and 2005. After a complete restyling, the third generation was produced in 2006, 2007, 2008, 2009, 2010, 2011, 2012 and 2013. And since 2014, the updated Chevrolet Tahoe began to be produced in the 4th generation. This material presents the Chevrolet Tahoe fuse box diagrams with a description.


Depending on the year of manufacture, there may be a different arrangement of fuses and relays in the boxes or changes in the circuits. We will present the main most popular options. The current description for your vehicle must be indicated on the back of the protective cover.

Engine compartment

In the engine compartment, this fuse box is located on the driver’s side. Remove the cover to access the fuse / relay box.

block under the hood Tahoe

Photo of the fuse box on the Tahoe 840

Photo of the fuse box on the Tahoe 840

Diagram Type 1

Tahoe fuse block diagram 1

Diagram Type 2

Tahoe fuse block diagram 2

Diagram Type 3

Tahoe fuse block diagram 3

Diagram Type 4 (latest generation)

Tahoe fuse block diagram 4

Your vehicle may not be equipped with all fuses, relays, or electrical appliances listed.


VSES /ECASCompressor for automatic body position control
LBEC 1Left electrical center of busbar architecture; left door modules; body systems controller; hazard warning light module
TRI PARKTrailer parking lights
RR PARKRight rear parking lights and side contour lights
LR PARKLeft rear parking lights and side contour lights
PARK LPParking light relay
STRTRStarter relay
INT PARKInterior lights
STOP LPStop lights
TVS WATTBattery Power to the Body System Controller
SEOB2Additional headlights for off-road driving
4WSNot used
AUX PWRSocket for connecting additional electrical equipment (in the center console)
PCM 1Powertrain control module
ETC/ ECMElectronic throttle control module; electronic brake module
IGN EDashboard; air conditioning relay; direction indicators / hazard warning lights; starter relay
RTDElectronic suspension control system; automatic body position control system; exhaust gas aftertreatment system
TRLB / UTrailer reversing lights
F/ PMPFuel pump motor (relay)
B/U LPReversing lights; automatic transmission shift lock system
RR DEFOGHeated rear window
HDLP -HIHeadlamp high beam relay
PRIMENot used
AIR BAGInflatable airbags
FRT PARKFront parking lights and side contour lights
DRLDaytime running lights (relay) (optional)
THIS IGNHeated rear window relay
TVS IGN1Vehicle Body Systems Controller – Ignition
HI HDLP LTHigh beam (left headlight)
LH NUDENot used
DRLDaytime running lights (optional)
RVCVoltage regulation system
IPC/ DICDashboard; driver information center
HVAC /ECASClimate control system
CIG LTRCigarette lighter
HI HDLP RTHigh beam (right headlight)
HDLP LOWHigh beam (right headlight)
А / С СОМРA / C compressor relay
А / С СОМРAir conditioning compressor
TSMVTransmission control module
RRWPRRear window cleaner / washer
RADIOAudio system
SE0B1Medium electrical hub of bus architecture; electric heated rear seats; universal transmitter (optional equipment)
LO HDLP ULow beam (left headlight)
BTSIAutomatic transmission shift lock system
CRNKStarter system
LO HDLP RTLow beam (right headlight)
FOG LPFog lamp relay
FOG LPFog lights
HORNHorn relay
W/ SWASHWindscreen and rear window washer pump relay
W/ SWASHWindscreen and rear window washer pump
INFOInfotainment system for rear passengers
RADIO AMPAudio amplifier
RH HIDNot used
HORNSound signal
EAPCircuit for electrical adjustment of the accelerator and brake pedals
I PASSNot used
SBAEmergency braking assistance system
  • ECM-B – Engine pump, PCM / VCM
  • RR DEFOG – Heated rear window
  • IGN-E – Auxiliary Fan Coil, A / C Compressor Relay Hot Fuel Module
  • FUEL SOL – Fuel solenoid (for diesel)
  • GLOW PLUG – Heated plugs (for diesel)
  • HORN – Siren, lamps under the hood
  • AUXFAN – Auxiliary fan
  • ECM-1 – Injector, PCM / VCM
  • А / С-1 – Air conditioner
  • ENG-1 – Ignition Switch, EGR, Injection, Idle Speed ​​Control Solenoid
  • LIGHTING – headlights, panel backlight switch, fog lights, fuses
  • WATT – Battery, fuse box bus
  • IGN-1 – Ignition switch
  • IGN-2 – Ignition switch
  • BLOWER – Fan relays
  • STOP / HAZ – Stop light

Passenger compartment

Fuse box is located at the end of the dashboard on the driver’s side. Remove the cover to gain access to the fuse box.

photo of the unit in the cabin

Diagram Type 1

Chevrolet-tahoe schematic in salon


  1. Stop / Shh Switch, Buzzer, CHMSL (Rear Upper Stop Lamp), Stop Lamps
  2. Transfer case
  3. Service lamps, cargo lamps, glove compartment, interior lamps, reading lamps, cosmetic mirror, operated mirrors
  4. Combined Instrument Panel, DRL Relay, Lamp Switch, Remote Control, Lower Cooling Module, Illuminated Entrance
  5. Rear Heating and Air Conditioning Controls
  6. Cruise control management
  7. Auxiliary socket
  8. Air cushion system
  9. License plate illumination, parking, rear, marker, marker, fog, door opening, wing lamps, headlights
  10. Air cushion system
  11. Wipers, washer pump
  12. Air conditioner, fan, fan relay
  13. Power rear windows, cigarette lighter, door lock relay, power seat lumbar
  14. 4WD indicator, dashboard, front and rear heater and air conditioning controls, radio illumination
  15. DRL relay, fog lamp relay
  16. Front and rear turn signal lamps, reversing lamps
  17. Radio (from ignition)
  18. 4WAL / VCM, ABS, cruise control
  19. Radio (battery powered)
  20. Automatic transmission, speedometer, gauges, warning lamps
  21. Power steering
  22. Not used
  23. Rear wiper, rear washer pump
  24. Front axle, 4WD indicator, TRZ rail
  • A – Door lock, 6-way power seat, remote control for central locking
  • B – Power windows

Diagram Type 2

fuse block diagram for chevrolet tacos in the cabin

Diagram Type 3

block diagram in the cabin option


RRWPRRear window wiper switch
SEOACCYPower supply for special additional equipment
WSWPRWindshield wipers
TVS ACCYCar body system controller additional electrical equipment
IGN3Ignition; electric seat heating system
4WDAll-wheel drive system; additional battery
HTR/ ACClimate control system
LCKCentral door locking relay (locking function)
HVAC1Internal rearview mirror; climate control system
LTDRDriver door wiring connector
CRUISECruise control
UNLCKCentral door locking relay (unlocking function)
RRFOG LPRear fog lights
BRAKEElectronic anti-lock braking system control module
DRIVER UNLCKCentral locking relay for driver’s door unlocking
IGNOPowertrain control module; transmission control module
TVS IGN 0Vehicle body system controller
VEH CHMSLCentral high-mounted brake light for car and trailer
LTTRLRST / TRNLeft turn signal / trailer brake light
LTTRNLeft direction indicators and left side marker lamps
VEH STOPStop lights of the car; brake system module; electronic throttle control module
RT TR LR ST/ TRNRight turn signal / trailer brake light
RTTRNRight direction indicators and right side marker lamps
BODYWiring harness connector
DDMDriver’s door module
AUX PWR 2, M/GATEAdditional electrical outlets in the luggage compartment
LCKSCentral door locking system
ECC, TPMClimate control system in the rear of the car; tailgate; tire pressure monitor
TVS 2CVehicle body system controller
HAZRDHazard warning light module
CB LT DRSLeft Power Window Circuit Breaker
TVS 2BVehicle body system controller
TBC2AVehicle body system controller

Diagram Type 4

block in the cabin tacho circuit

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Comments 1

  • Hey my friend who has a 2008 chevrolet tahoe can’t get his passenger side seat to move at all. What do you suggest?

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