Chevrolet Tahoe 2025 Fuse Box Info
Passenger compartment fuse box location:
The instrument panel fuse box is located on the passenger side edge of the instrument panel.
Engine compartment fuse box location:
Luggage compartment fuse box location:
Fuse Box Diagram | Layout
Passenger compartment fuse box:
| Fuse/Relay N° | Functions |
| 1 | Right door |
| 2 | Left door |
| 3 | Universal Garage Door Opener (UGDO)/OnStar Hands-Free Calling (OHC)/Camera/Electronic Throttle Control (ETC)/ACP 2 – AC Power Outlet/LIDAR – Light Detection And Ranging |
| 4 | BCM 2 – Body Control Module 2 |
| 5 | Displays |
| 6 | Front blower |
| 8 | Left door panel |
| 10 | TVR/UVM/TILT – Triggered Video Recorder/Unauthorized Vehicle Motion/TILT |
| 11 | DLC/COL LOCK – Data Link Connector/Column Lock |
| 12 | Central Gateway Module (CGM)/Onstar |
| 14 | Right door panel |
| 17 | Steering wheel control |
| 18 | - |
| 19 | - |
| 20 | - |
| 21 | - |
| 22 | Heated wheel |
| 23 | - |
| 24 | GLVBX DR REL – Glove Box Door Release |
| 25 | Search Engine Optimization (SEO)/UPFITTER |
| 26 | USB/Search Engine Optimization (SEO) Retained Accessory Power (RAP) |
| 27 | Auxiliary Power Outlet (APO)/Retained Accessory Power |
| 28 | - |
| 30 | SDM/AOS/NVM/TBCS – Sensing and Diagnostic Module/Automatic Occupant Sensing |
| 31 | BCM 3 – Body Control Module 3 |
| 32 | VCU USB – Virtual Cockpit Unit USB |
| 33 | BCM 4 – Body Control Module 4 |
| 34 | Out of park |
| 40 | - |
| 41 | - |
| 42 | Electric Park Brake Switch/Electronic Transmission Range Select (ETRS) |
| 43 | RSI/MFC – Rear Seat Infotainment/Multi-Functional Controller |
| 44 | - |
| 45 | Spare |
| 46 | - |
| 47 | - |
| 48 | TCM – Telematics Control Module |
| 49 | BCM 1 – Body Control Module 1 |
| 50 | - |
| 51 | - |
| 52 | - |
| 53 | - |
| 54 | Sunroof |
| 55 | MSM Row 2 – Memory Seat Module 3 |
| 56 | DC/DC CNV BATT 1 – Direct Current/Direct Current Converter Battery 1 |
| 57 | DC/DC CNV BATT 2 – Direct Current/Direct Current Converter Battery 2 |
| 58 | - |
| 59 | - |
| CBO1 | APO 1 – Auxiliary Power Outlet 1 |
| CBO2 | APO 2 – Auxiliary Power Outlet 2 |
| K1 | GLVBX DR REL – Glove Box Door Release |
| K2 | RAP/ACCY 1 – Retain Accessory Power/Accessory 1 |
| K4 | - |
| K5 | - |
Engine compartment fuse box:
| Fuse/Relay N° | Functions |
| 1 | - |
| 2 | SAM RF (BATT 2) – Side Access Module Right Front (Battery 2) |
| 3 | SAM RR (BATT 1) – Side Access Module Right Rear (Battery 2) |
| 4 | - |
| 5 | - |
| 6 | ELM 7 – Exterior Lighting Module 7 |
| 7 | ELM 4 – Exterior Lighting Module 4 |
| 8 | - |
| 9 | ELM 5 – Exterior Lighting Module 5 |
| 10 | ACP 3 – Advanced Driver Assistance Systems Compute Platform 3 |
| 11 | LRR FRT SRR/VKS FRT – Long Range Radar Front Sensor/Virtual Key Sensor |
| 12 | SAM RF (BATT 1) – Side Access Module Right Front (Battery 1) |
| 13 | Washer front |
| 14 | Washer rear |
| 15 | REC 2 – Rear Electrical Center 2 |
| 16 | Power Sounder Module |
| 17 | EBCM BATT 1 – Electronic Brake Control Module Battery 1 |
| 18 | DC/AC Inverter |
| 19 | DC/AC inverter |
| 20 | IECR 2 – Instrument Electrical Center Right |
| 21 | ACP 4 – Advanced Driver Assistance Systems Compute Platform 4 |
| 22 | IECL 2 – Instrument Electrical Center Left 2 |
| 23 | Fuel Heater |
| 24 | Fuel Heater |
| 25 | REC BATT 1 – Rear Electrical Center Battery 1 |
| 26 | Camera wash |
| 27 | Horn |
| 28 | Headlamp RT – Right |
| 29 | Headlamp LT – Lef |
| 30 | ELM 3 – Exterior Lighting Module 3 |
| 31 | ELM 1 – Exterior Lighting Module 1 |
| 32 | SAM RR (BATT 2) – Side Access Module Right Rear (Battery 2) |
| 33 | Not Reactor Convertor (R/C) |
| 34 | - |
| 35 | Trailer Park Lamp |
| 36 | Run/Crank |
| 37 | MISC Body Ignition 1 |
| 38 | MISC Body Ignition 2 |
| 39 | Upfitter |
| 40 | MISC Instrument Panel (IP) Ignition |
| 41 | Trailer Interface Module Trailer Parking Lamps |
| 42 | Right Taillamp |
| 43 | Secondary Axle Motor |
| 44 | Trailer Interface Module/Trailer Ignition |
| 45 | Secondary Axle Motor |
| 46 | Engine Control Module (ECM) Ignition |
| 47 | TCM/TCCM/PTSQ/DEFC IGN – Traction Control Module/Transfer Case Control Module/Powertrain Sound Quality Exhaust Valve/ Diesel Exhaust Fluid Controller Ignition |
| 48 | - |
| 49 | Transmission Auxiliary Oil Pump |
| 50 | A/C clutch |
| 51 | TCCM – Transfer Case Control Module |
| 52 | Front wiper |
| 53 | - |
| 54 | Left taillamps |
| 55 | Trailer back up lamp |
| 56 | SADS – Semi Active Damping System |
| 57 | - |
| 58 | Starter motor |
| 59 | A/C Clutch |
| 60 | PWR/TRN SNSR 2 – Powertrain Sensor 2 |
| 61 | Automatic Lamp Control (ALC) Main |
| 62 | DEFC BATT 2/CNSTR VENT SOL – Diesel Exhaust Fluid Controller Battery 2 |
| 63 | Trailer brake |
| 64 | Starter Motor |
| 65 | - |
| 66 | Left cool fan motor |
| 67 | - |
| 68 | Automatic Lamp Control (ALC) Motor |
| 69 | Starter Pinion |
| 70 | Starter Pinion |
| 71 | Cool fan motor lower |
| 72 | Right cool fan motor/ Lower |
| 73 | Left trailer stop turn lamp |
| 74 | TIM BATT 2 – Trailer Interface Module Battery 2 |
| 75 | DEFC BATT 1 – Diesel Exhaust Fluid Controller Battery 1 |
| 76 | ELEC RNG BDS |
| 77 | Powertrain |
| 78 | ECM BATT – Engine Control Module Battery |
| 79 | Cabin Cool Pump 17W |
| 80 | PWR/TRN SNSR 1 – Powertrain Sensor 1 |
| 81 | Right Trailer Stop Turn Lamp |
| 82 | TIM BATT 1 – Trailer Interface Module Battery 1 |
| 83 | FTZM – Fuel Tank Zone Module |
| 84 | Trailer battery |
| 85 | Auxiliary Water Pump |
| 86 | PWR/TRN ECM 1 – Powertrain Electric Control Module 1 |
| 87 | Injector Even/Electric Control Module (ECM) |
| 88 | 02 B Sensor/MAF/ECM/WRAF/BCV – 02 B Sensor/Mass Air Flow/Electric Control Module/Wide Range Air Fuel Sensor |
| 89 | 02 A Sensor/EPWR/CNSTR PRGE/WRAF– 02 A Sensor/Canister Purge/Wide Range Air Fuel Sensor |
| 90 | Injector A Odd/Electric Control Module (ECM) |
| 91 | PWR/TRN ECM 2 – Powertrain Electric Control Module 21 |
| 92 | Cool Fan Clutch AERO Shutter |
Luggage compartment fuse box:
| Fuse/Relay N° | Functions |
| 01 | RFA – Remote Function Actuator |
| 02 | Spare |
| 03 | Heated Seat Module Row 1 (Battery 1) |
| 04 | Memory Seat Module (MSM) Driver |
| 05 | - |
| 06 | - |
| 07 | Amp Aux 2 – Amplifier Auxiliary 2 |
| 08 | Amplifier Rear Seat |
| 09 | SAM LR (BATT 1) – Side Access Module Left Rear (Battery 1) |
| 10 | Spare |
| 11 | Power Folding Seat Row 2 |
| 12 | GBS – Glass Breakage Sensor |
| 13 | SAM LR (BATT 2) – Side Access Module Left Rear (Battery 2) |
| 14 | Memory Seat Module (MSM) Row 2 |
| 15 | Heated Seat Module Row 1 (Battery 2) |
| 16 | RH CINCH Latch – Right Hand Cinch Latch |
| 17 | Memory Seat Module Passenger |
| 18 | Rear Wiper |
| 19 | Spare |
| 20 | Rear Defogger |
| 21 | Memory Seat Module (MSM) Row 2 Motor Left |
| 22 | Rear HVAC/Front Command Center Driver (FCCD)/Front Passenger Infotainment (FPI) |
| 23 | ODS – Occupant Detection Sensor |
| 24 | - |
| 25 | OBS DET – OnStar |
| 26 | RDCM – Rear Drive Control Module |
| 27 | Amp Aux 1 – Amplifier Auxiliary 1 |
| 28 | WCM/VKM – Wireless Charging Module/Virtual Key Module |
| 29 | - |
| 30 | - |
| 31 | Amp – Amplifier |
| 32 | - |
| 33 | ICCM – Integrated Chassis Control Module |
| 34 | Heated Seat Module Row 2 |
| 35 | TTPM/VKS RR – Trailer Tire Pressure Monitor/Virtual Key Sensor Rear |
| 36 | ELM 2 – Exterior Lighting Module 2 |
| 37 | ELM 6 – Exterior Lighting Module 6 |
| 38 | RFCM/Rear Slide Console |
| 39 | SAM LF (BATT 1) – Side Access Module Left Front (Battery 1) |
| 40 | - |
| 41 | - |
| 42 | SAM LF (BATT 2) – Side Access Module Left Front (Battery 2) |
| 43 | UPA – Universal Park Assist |
| 44 | - |
| 45 | AFL AHL – Adaptive Forward Lighting/Automatic Headlamp Leveling |
| 46 | Rear HVAC Blower Motor |
| 47 | LH CINCH Latch – Left Hand Cinch Latch |
| 48 | Power Seat Recline Module |
| 49 | Lift Glass |
| 50 | Driver Power Seat |
| 51 | Power Tailgate Module |
| 52 | Passenger Power Seat |
| K53 | - |
| K54 | - |
| K55 | Lift Glass |
