Chevrolet Suburban 2023 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 |
| 4 | BCM 2 – Body Control Module 2 |
| 5 | Displays |
| 6 | Front blower |
| 8 | Left door panel |
| 10 | Tilt/column lock |
| 11 | USB/Data Link Connector (DLC) |
| 12 | Central Gateway Module (CGM)/Onstar |
| 14 | Right door panel |
| 17 | Steering wheel control |
| 18 | AVM 1 – Active Vibration Module 1 |
| 19 | - |
| 20 | - |
| 21 | - |
| 22 | Heated wheel |
| 23 | - |
| 24 | - |
| 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 | Spare |
| 30 | SDM/AOS – Sensing and Diagnostic Module/ Automatic Occupant Sensing |
| 31 | BCM 3 – Body Control Module 3 |
| 32 | Center Stack Module (CSM)/USB |
| 33 | BCM 4 – Body Control Module 4 |
| 34 | Out of park |
| 40 | - |
| 41 | - |
| 42 | Electric park brake switch |
| 43 | RSE – Road Side Equipment |
| 44 | AVM 2 – Active Vibration Module 2 |
| 45 | Radio module |
| 46 | BCM 1A – Body Control Module 1A |
| 47 | - |
| 48 | TCM – Telematics Control Module |
| 49 | BCM 1 – Body Control Module 1 |
| 50 | DMS – Driver Monitoring System |
| 51 | - |
| 52 | - |
| 53 | - |
| 54 | Sunroof |
| 55 | APO 3 – Auxiliary Power Outlet 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 | Spare |
| 59 | - |
| CBO1 | APO 1 – Auxiliary Power Outlet 1 |
| CBO2 | APO 2 – Auxiliary Power Outlet 2 |
| K1 | - |
| K2 | RAP/ACCY 1 – Retain Accessory Power/ Accessory 1 |
| K4 | RAP/ACCY 2 – Retain Accessory Power/ Accessory 2 |
| K5 | - |
Engine compartment fuse box:
| Fuse/Relay N° | Functions |
| 1 | - |
| 2 | - |
| 3 | - |
| 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 | ELM 6 – Exterior Lighting Module 6 |
| 11 | Spare |
| 12 | - |
| 13 | Washer front |
| 14 | Washer rear |
| 15 | REC 2 – Rear Electrical Center 2 |
| 16 | Power sounder |
| 17 | Spare |
| 18 | DC/AC inverter |
| 19 | DC/AC inverter |
| 20 | IECR 2 |
| 21 | - |
| 22 | IECL 2 |
| 23 | - |
| 24 | EBCM – Electronic Brake Control Module |
| 25 | REC 1 – Rear Electrical Center 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 | - |
| 33 | Not R/C |
| 34 | - |
| 35 | Park lamp |
| 36 | Run/Crank |
| 37 | On Board Diagnostics (OBD) Body |
| 38 | MISC body |
| 39 | Upfitter |
| 40 | MISC Instrument Panel (IP) |
| 41 | Trailer parking lamps |
| 42 | Right taillamp |
| 43 | Secondary axle motor |
| 44 | Trailer tow |
| 45 | Secondary axle motor |
| 46 | Engine Control Module (ECM) Ignition |
| 47 | OBD engine |
| 48 | - |
| 49 | TCM – Telematics Control Module |
| 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 | Spare |
| 58 | Starter motor |
| 59 | A/C clutch |
| 60 | AFM 1 – Active Fuel Management 1 |
| 61 | Automatic Lamp Control (ALC) Main |
| 62 | ICCM/CVS/DEF – Integrated Chassis Control Module/Canister Vent Solenoid/Diesel Exhaust Fluid |
| 63 | Trailer brake |
| 64 | Starter motor |
| 65 | AUX UEC – Auxiliary Underhood Electrical Center |
| 66 | Left cool fan motor |
| 67 | AFM 2 – Active Fuel Management 2 |
| 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 2 – Trailer Interface Module 2 |
| 75 | DEFC – Diesel Exhaust Fluid Controller |
| 76 | ELEC RNG BDS |
| 77 | Powertrain |
| 78 | ECM – Engine Control Module |
| 79 | - |
| 80 | Cabin cool pump 17W |
| 81 | Right trailer stop turn lamp |
| 82 | TIM 1 – Trailer Interface Module 1 |
| 83 | FTZM – Fuel Tank Zone Module |
| 84 | Trailer battery |
| 85 | Engine |
| 86 | ECM – Engine Control Module |
| 87 | Injector B even |
| 88 | O2 B Sensor |
| 89 | O2 A Sensor |
| 90 | Injector A odd |
| 91 | Engine Control Module (ECM) Throttle Control |
| 92 | Cool fan clutch AERO shutter |
Luggage compartment fuse box:
| Fuse/Relay N° | Functions |
| 01 | RFA – Remote Function Actuator |
| 02 | WCM – Wireless Charging Module |
| 03 | Heated Seat Module Row 1 (Battery 1) |
| 04 | Memory Seat Module (MSM) Driver |
| 05 | - |
| 06 | - |
| 07 | Amp Aux 2 – Amplifier Auxiliary 2 |
| 08 | - |
| 09 | SEO UPFTR 2 – Search Engine Optimization Upfitter 2 |
| 10 | Motor seatbelt passenger |
| 11 | Power folding seat row 2 |
| 12 | GBS |
| 13 | - |
| 14 | - |
| 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 | Motor seatbelt driver |
| 20 | Rear defogger |
| 21 | - |
| 22 | Rear HVAC display control |
| 23 | EOCM – External Object Calculation Module |
| 24 | Amp Aux 3 – Amplifier Auxiliary 3 |
| 25 | OBS DET |
| 26 | RDCM – Rear Drive Control Module |
| 27 | Amp Aux 1 – Amplifier Auxiliary 1 |
| 28 | VPM – Video Processing Module |
| 29 | - |
| 30 | - |
| 31 | Amp – Amplifier |
| 32 | - |
| 33 | ICCM – Integrated Chassis Control Module |
| 34 | Heated seat module row 2 |
| 35 | HFCR |
| 36 | ELM – Exterior Lighting Module |
| 37 | - |
| 38 | Power slide console |
| 39 | - |
| 40 | - |
| 41 | - |
| 42 | - |
| 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 liftgate module |
| 52 | Passenger power seat |
| K53 | - |
| K54 | - |
| K55 | L/GLASS |
