Fuse Block - Underhood, Label
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2007 GMC Yukon XL, 2007 GMC Yukon, 2007 Chevrolet Tahoe, 2007 Chevrolet Suburban, and 2007 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
Fuse Block - Underhood, Label Electrical Center Parts Information
| No. | Device | Rating | Description |
|---|---|---|---|
| 1 | EXH VLV Fuse | 30A | Not Used |
| 2 | ESC/ALC EXH Fuse | 30A | Automatic Level Control (ALC) Compressor (G69), Electronic Suspension Control (ESC) Module (Z55) |
| 3 | TRLR STOP LT Fuse | 10A | Trailer Wiring, Auxilliary Body Control Module (XBCM) (Export) |
| 4 | ENG Fuse | 15A | Evaporative Emissions (EVAP) Canister Purge Solenoid Valve, Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor, Valve Lifter Oil Manifold (VLOM) Assembly (AFM) |
| 5 | ECM/THROT CONT Fuse | 15A | Engine Control Module (ECM) |
| 6 | TRLR STOP RT Fuse | 10A | Trailer Wiring, Auxiliary Body Control Module (XBCM) (Export) |
| 7 | FRT WASH Fuse | 15A | Windshield Washer Fluid Pump |
| 8 | O2-B SNSR Fuse | 10A | Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2, Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2 |
| 9 | ABS 2 Fuse | 25A | Electronic Brake Control Module (EBCM) |
| 10 | TRLR BCK/UP Fuse | 10A | Trailer Wiring |
| 11 | LO HDLP-LT Fuse | 20A | Headlamp - Left (Z88), Headlamp - Low Beam - Left (X88), Headlamp Ballast - Left (Z75) |
| 12 | ECM-BATT Fuse | 10A | Engine Control Module (ECM) |
| 13 | INJ-B Fuse | 20A | Fuel Injector 2, Fuel Injector 4, Fuel Injector 6, Fuel Injector 8, Ignition Coil 2, Ignition Coil 4, Ignition Coil 6, Ignition Coil 8 |
| 14 | TCM-BATT Fuse | 10A | Evaporative Emissions (EVAP) Canister Vent Solenoid Valve, Transmission Control Module (TCM) |
| 15 | VEH BCK/UP Fuse | 10A | Backup Lamp - Left, Backup Lamp - Right |
| 16 | LO HDLP-RT Fuse | 20A | Headlamp - Right (Z88), Headlamp - Low Beam - Right (X88), Headlamp Ballast - Right (Z75) |
| 17 | A/C CMPRSR Fuse | 10A | A/C Compressor Clutch |
| 18 | O2-A SNSR Fuse | 10A | Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1, Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1 |
| 19 | TRANS IGN 1 Fuse | 15A | Transmission Control Module (TCM), 1-2 Shift Solenoid (1-2 SS) Valve, 2-3 Shift Solenoid (2-3 SS) Valve, 3-2 Shift Solenoid (3-2 SS) Valve (M30/M70), Torque Converter Clutch (TCC) Solenoid Valve (M30/M70), Torque Converter Clutch Pulse Width Modulation (TCC PWM) Solenoid Valve |
| 20 | FUEL PUMP Fuse | 20A | Fuel Pump and Sender Assembly - Primary |
| 21 | HEADLAMP WASH Fuse | 20A | Headlamp Washer Relay (CE4) |
| 22 | REAR WASH Fuse | 15A | Rear Window Washer Fluid Pump (E52) |
| 23 | INJ-A Fuse | 20A | Fuel Injector 1, Fuel Injector 3, Fuel Injector 5, Fuel Injector 7, Ignition Coil 1, Ignition Coil 3, Ignition Coil 5, Ignition Coil 7 |
| 24 | TRLR PRK Fuse | 15A | Trailer Wiring |
| 25 | LT PRK Fuse | 15A | License Lamp - Left, License Lamp - Right, Marker Lamp - LF, Park/Turn Signal Lamp - LF (X88/Z88), Park Lamp - LF (Z75), Tail Lamp Circuit Board - Left (Z75 w/E52), Marker Lamp - LR (Except Z75 w/E52), Tail/Stop and Turn Signal Lamp - Lower Left (Except Z75 w/E52), Tail/Stop and Turn Signal Lamp - Upper Left (Except Z75 w/E52) |
| 26 | RT PRK Fuse | 15A | Tail Lamp Circuit Board - Right (Z75 w/E52), Marker Lamp - RF, Park Lamp - RF (Z75), Park/Turn Signal Lamp - RF (X88/Z88), Tail/Stop and Turn Signal Lamp - Lower Right (Except Z75 w/E52), Tail/Stop and Turn Signal Lamp - Lower Right (Except Z75 w/E52), Marker Lamp - RR (Except Z75 w/E52) |
| 27 | FOG LAMP Fuse | 15A | Fog Lamp - LF (T96), Fog Lamp - LF (T96) |
| 28 | HORN Fuse | 15A | Horn - Left, Horn - Right |
| 29 | HI HEADLAMP-RT Fuse | 10A | Headlamp - Right (Z88), Headlamp - High Beam - Right (X88/Z75) |
| 30 | DRL Fuse | 15A | Daytime Running Lamp (DRL) - Left (Z75/X88), Daytime Running Lamp (DRL) - Right (Z75/X88), DRL 2 Fuse (Z88) |
| 31 | HI HEADLAMP-LT Fuse | 10A | Headlamp - Left (Z88), Headlamp - High Beam - Right (X88/Z75) |
| 32 | DRL 2 Fuse | 15A | LO HDLP - LT Fuse (Z88), LO HDLP - RT Fuse (Z88) |
| 33 | S/ROOF Fuse | 30A | Sunroof Module (CF5), Roof Beacon Relay (5G4) |
| 34 | DLIS Fuse | 2A | Ignition Switch, Theft Deterrent Module (TDM) |
| 35 | WPR Fuse | 25A | Wiper 1 PCB Relay |
| 36 | SEO B2 Fuse | 30A | Not Used |
| 37 | EAP Fuse | 15A | PARK ENABLE Relay, ELECTRONIC ADJUSTABLE PEDALS Relay, Folding Seat Switch - Front (ARS), Folding Seat Switch - LR (ARS), Folding Seat Switch - RR (ARS), I/P Multifunction Accessory Switch |
| 38 | HVAC BATT Fuse | 10A | HVAC Control Module |
| 39 | AIRBAG IGN Fuse | 10A | Inflatable Restraint Sensing and Diagnostic Module (SDM), Inflatable Restraint Passenger Air Bag ON/OFF Indicator |
| 40 | AMP Fuse | 30A | Audio Amplifier (UQA/UQS) |
| 41 | RDO Fuse | 15A | Analog Clock (Z75), Digital Radio Receiver (U2K), Radio, Rear Seat Audio (RSA) Controller (UK6) |
| 42 | FWD Fuse | 15A | Front Axle Actuator (NP8) |
| 43 | MISC IGN Fuse | 10A | Auxiliary Body Control Module (XBCM) (Export), Climate Control Seat Module (KB6), Stop Lamp Switch, Transfer Case Shift Control Switch (NP8), Rearview Camera Module (UVC) |
| 44 | L/GATE RELSE Fuse | 15A | Liftgate Latch Assembly (E52) |
| 45 | INFO Fuse | 15A | Front Video Display (U42), Rear Video Display (DNU), Vehicle Communication Interface Module (VCIM) (UE1) |
| 46 | IPC Fuse | 10A | Body Control Module (BCM), Instrument Panel Cluster (IPC) |
| 47 | EXP/PTO Fuse | 15A | Auxiliary Body Control Module (XBCM) (Export) |
| 48 | HTD STR/WHL Fuse | 10A | Heated Steering Wheel Module (KA9) |
| 49 | AUX HVAC-IGN Fuse | 10A | Instrument Panel Cluster (IPC), Inside Rearview Mirror (ISRVM), Mode Actuator - Auxiliary, Temperature Actuator - Auxiliary |
| 50 | REAR DEFOG Fuse | 30A | Defogger Grid |
| 51 | AIRBAG BATT Fuse | 15A | Inflatable Restraint Passenger Presence System (PPS) Module, Inflatable Restraint Sensing and Diagnostic Module (SDM), Inflatable Restraint Vehicle Rollover Sensor (ASF) |
| 52 | SEO B1 Fuse | 15A | Auxiliary Body Control Module (XBCM) (Export) |
| 53 | LTR Fuse | 20A | Auxiliary Power Outlet - Front 1, Data Link Connector (DLC) |
| 54 | SEO/ALC Fuse | 10A | Automatic Level Control (ALC) Compressor Relay (G69) |
| 55 | HVAC-IGN Fuse | 10A | Air Temperature Actuator - Left, Air Temperature Actuator - Right, Mode Actuator, Recirculation Actuator |
| 56 | ECM-IGN Fuse | 15A | Engine Control Module (ECM), Fuel Pump Relay - Secondary (Except NQZ) |
| 60 | FAN-1 Fuse | 40A | FAN LO PCB Relay |
| 61 | ALC/COMP Fuse | 40A | Automatic Level Control (ALC) Compressor Relay (G69) |
| 62 | HEAVY DUTY ABS Fuse | 60A | Electronic Brake Control Module (EBCM) |
| 63 | FAN-2 Fuse | 40A | FAN HI PCB Relay |
| 64 | ABS-1 Fuse | 40A | Electronic Brake Control Module (EBCM) |
| 65 | STRTR Fuse | 40A | Starter |
| 66 | STUD-2 Fuse | 30A | Blunt Cut Wire |
| 67 | LBEC1 Fuse | 60A | AUX PWR 2 Fuse, REAR WPR Fuse, PDM Fuse, AUX PWR Fuse |
| 68 | ELEC RUN BOARD Fuse | 30A | Articulating Running Board (ARB) Module (BRS) |
| 69 | WFHS Fuse | 60A | Windshield Washer Solvent Heater (XA7) |
| 70 | TREC Fuse | 30A | Transfer Case Encoder Motor (NP8), Transfer Case Shift Control Module (NP8) |
| 71 | STUD-1 Fuse | 40A | Trailer Wiring |
| 72 | MBEC1 Fuse | 60A | DRIVER SEAT 2 Circuit Breaker, PASSENGER SEAT 1 Circuit Breaker, RT DOORS Circuit Breaker |
| 73 | HVAC BLWR Fuse | 40A | Blower Motor Control Module |
| 74 | LGM Fuse | 30A | Liftgate Module (LGM) (E61) |
| 75 | LBEC2 Fuse | 60A | BCM Fuse, COOLED SEATS Fuse, DDM Fuse, DIM Fuse, DSM Fuse, REAR HVAC Fuse, RT STOP TRN Fuse, WSW PUMP Fuse |
| - | A/C CMPRSR Relay | - | A/C CMPRSR Fuse |
| - | ENG EXH VLV Relay | - | AXH VLV Fuse |
| - | FAN CNTRL Relay | - | FOG LAMP Fuse |
| - | FOG LAMP Relay | - | FOG LAMP Fuse |
| - | FUEL PMP Relay | - | FUEL PUMP Fuse |
| - | HDLP LO/HID Relay | - | LO HDLP - LT Fuse, LO HDLP - RT Fuse, DRL 2 Fuse |
| - | PRK LAMP Relay | - | LT PRK Fuse, RT PRK Fuse, TRLR PRK Fuse |
| - | PWR/TRN Relay | - | ECM/THROT CONT Fuse, ENG Fuse, INJ-A Fuse, INJ-B Fuse, O2-A SNSR Fuse, O2-B SNSR Fuse, FAN CNRTL PCB Relay, FAN HI PCB Relay, FAN LO PCB Relay |
| - | REAR DEFOG Relay | - | REAR DEFOG Fuse |
| - | RUN/CRNK Relay | - | AIRBAG Fuse, AUX HVAC-IGN Fuse, IGN Fuse, ECM-IGN Fuse, MISC IGN Fuse, SEO/ALC Fuse, TRANS IGN 1 Fuse |
| - | STRTR Relay | - | STRTR Fuse |
| Note: Relays listed below are non-serviceable Printed Circuit Board (PCB) relays and are internal to the block. | |||
| - | BCK/UP LAMP PCB Relay | - | VEH BCK/UP Fuse, TRLR BCK/UP Fuse |
| - | DRL PCB Relay | - | DRL Fuse |
| - | ELECTRONIC ADJUSTABLE PEDALS PCB Relay | - | Adjustable Pedals Assembly (JF4 Except AN3) |
| - | FAN CNTRL PCB Relay | - | Cooling Fan - Right |
| - | FAN HI PCB Relay | - | Cooling Fan - Right, FAN CNTRL Relay |
| - | FAN LO PCB Relay | - | Cooling Fan - Left |
| - | FRT WASH PCB Relay | - | FRT WASH Fuse |
| - | HI BEAM PCB Relay | - | HI HEADLAMP - LT Fuse, HI HEADLAMP - RT Fuse |
| - | HORN PCB Relay | - | HORN Fuse |
| - | L/GATE PCB Relay | - | L/GATE RELSE Fuse |
| - | LOCK/UNLOCK PCB Relay | - | LCK 1 Fuse, LCK 2 Fuse, UNLCK 1 Fuse, UNLCK 2 Fuse |
| - | PARK ENABLE PCB Relay | - | Folding Seat Switch - Front (ARS), Folding Seat Switch - LR (ARS), Folding Seat Switch - RR (ARS), I/P Multifunction Switch Assembly |
| - | REAR WASH PCB Relay | - | REAR WASH Fuse |
| - | RUN PCB Relay | - | FWD Fuse, HTD STR/WHL Fuse |
| - | TRLR STOP LT PCB Relay | - | TRLR STOP LT Fuse |
| - | TRLR STOP RT PCB Relay | - | TRLR STOP RT Fuse |
| - | WIPER 1 PCB Relay | - | Wiper 2 PCB Relay |
| - | WIPER 2 PCB Relay | - | Windshield Wiper Motor |