Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2006SUBURBAN C1500, 5.3 ZREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 675 (WIRING SYSTEMS - COMPONENT VIEWS)ELECTRICAL CENTER IDENTIFICATION VIEWSFUSE BLOCK - UNDERHOOD LABEL
2006 Chevrolet Suburban C1500, 5.3 Z
Fuse Block - Underhood Label
2006 Chevrolet Suburban C1500, 5.3 ZSECTION Fuse Block - Underhood Label
WARNING: This page is about a different car, the 2006 GMC Sierra, 2006 GMC Cab & Chassis Sierra, 2006 Chevrolet Silverado, and 2006 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Fuse Block - Underhood Label Usage
| Device | Rating | Description |
|---|---|---|
| STUD 1 Fuse | - | Trailer Wiring, Auxiliary Battery Relay and Battery Right - TP2, AUX HTR PMP Fuse - HP2, ESCM Fuse - HP2, HCM-B Fuse - HP2 and TRANS PUMP Fuse - HP2 |
| MBEC 1 Fuse | 50A | SEAT CB, RT DOOR CB |
| BLWR Fuse | 40A | Blower Motor |
| LBEC 2 Fuse | 50A | LCKS Fuse, DDM Fuse, PDM Fuse, ECC/TPM Fuse, AUX PWR 2 Fuse |
| STUD 2 Fuse | 30A | Trailer Wiring, Emergency Vehicle Roof Lamp Relay - 5YO |
| ABS Fuse | 60A | Electronic Brake Control Module (EBCM) |
| VSES/ECAS Fuse | 60A | Not Used |
| IGN A Fuse | 40A | Ignition Switch RUN, START, RUN/START/ACCY, STRTR Relay |
| IGN B Fuse | 40A | Ignition Switch RUN/ACC, RUN/START |
| LBEC 1 Fuse | 50A | HAZRD Fuse, TBC 2A Fuse, TBC 2B Fuse, TBC 2C Fuse, LT DOORS C.B. |
| 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 |
| STRTR Relay | - | Starter |
| INTPARK Fuse | 10A | Power Take-Off (PTO) Switch, Inflatable Restraint I/P Module Disable Switch, HD Trailering Equipment Provisional - Z82 |
| STOP LP Fuse | 25A | Stop Lamp Switch |
| TBC BATT Fuse | 10A | Body Control Module (BCM) |
| S/ROOF Fuse | 25A | Sunroof Module Control |
| SEO B2 Fuse | 30A | Roof Beacon Relay - 5G4 |
| 4WS Fuse | 15A | Evaporative Emission (EVAP) Canister Vent Solenoid |
| RR HVAC | 30A | Not Used |
| AUX PWR Fuse | 20A | Accessory Power Outlets, Auxiliary Power Outlets |
| PCM 1 Fuse | 15A | Powertrain Control Module (PCM), Mass Air Flow (MAF) Sensor, Evaporative Emission (EVAP) Canister Purge Solenoid, Fuel Composition Sensor, Secondary Fuel Pump Relay |
| ETC/ECM Fuse | 15A | Throttle Actuator Control (TAC) |
| INJ 1 Fuse (Gas)/ ACTUATOR Fuse (Diesel) #2 | 15A | Fuel Injectors - Odd-Numbered, Ignition Coils - Odd-Numbered - Gas |
| 15A | Engine Control Module (ECM) - Diesel | |
| INJ 2 Fuse (Gas)/ ECM Fuse (Diesel) #1 | 15A | Fuel Injectors - Even-Numbered, Ignition Coils - Even-Numbered - Gas |
| 25A | Engine Control Module (ECM) - Diesel | |
| IGN E Fuse | 10A | A/C COMP Relay, Park/Neutral Position (PNP) Switch, Turn Signal/Multifunction Switch, Headlamp Leveling Components, Clutch Start Switch |
| IGN 1 Relay (Gas)/ ECM Relay (Diesel) #5 | - | SBA Fuse, ETC/ ECM Fuse, PCM 1 Fuse, INJ 1 Fuse, INJ 2 Fuse |
| - | ACTUATOR Fuse, ECM Fuse - Diesel | |
| RTD Fuse | 30A | Not Used |
| TRL B/U Fuse | 10A | Body Control Module (BCM), Trailer Wiring, Backup Alarm |
| PCM B Fuse (Gas)/ECM B Fuse (Diesel) | 20A | Powertrain Control Module, F/PMP Relay - Gas |
| 20A | Engine Control Module (ECM ) - Diesel | |
| F/PMP Relay | - | Fuel Pump |
| O2 A Fuse (Gas)/FUEL HTR Fuse (Diesel) #3 | 15A | Heated Oxygen Sensors - Upstream - Gas |
| 15A | Fuel Heater, Glow Plug Controller, Intake Air (IA) Heater Relay, EGR System Components - Diesel | |
| B/U LP Fuse | 20A | Park/Neutral Position (PNP) Switch - A/T, Backup Lamp Switch - M/T |
| RR DEFOG Fuse | 30A | DEFOG Relay |
| HDLP - HI Relay | - | HI HDLP - LT Fuse, HI HDLP - RT Fuse |
| O2 B Fuse (Gas)/EMC 1 Fuse (Diesel) #4 | 15A | Heated Oxygen Sensors - Downstream - Gas |
| 15A | MAF/IAT Sensor, Engine Control Module (ECM) - Diesel | |
| AIRBAG Fuse | 15A | Inflatable Restraint Sensing and Diagnostic Module (SDM), Memory Seat Module-Passenger, Inside Rearview Mirror |
| FRT PARK Fuse | 10A | Park/Turn Signal Lamps - Front, Marker Lamps - Front |
| DRL Relay | - | DRL Lamp - LT, DRL Lamp - RT |
| SEO IGN Fuse | 10A | DEFOG Relay, Instrument Panel Cluster (IPC) - (8S8), Selectable Ride Switch - ZX3 |
| TBC IGN 1 Fuse | 10A | Body Control Module (BCM) |
| HI HDLP-LT Fuse | 10A | Headlamp - High Beam - Left |
| LH HID Fuse | 20A | Not Used |
| DRL Fuse | 10A | DRL Relay |
| RVC Fuse | 10A | Generator Battery Control Module |
| IPC/DIC Fuse | 10A | Instrument Panel Cluster (IPC) |
| HVAC/ECAS Fuse | 10A | HVAC Control Module |
| CIG LTR Fuse | 15A | Cigar Lighter, Data Link Connector (DLC) |
| HI HDLP RT Fuse | 10A | High beam 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 |
| TCM B | 10A | Transmission Control Module (TCM) |
| RR WPR | 25A | Not Used |
| RADIO Fuse | 15A | Radio, Rear Seat Audio (RSA), Digital Radio Receiver - U2K |
| SEO B1 Fuse | 15A | Instrument Panel Cluster (IPC) - 8S8, Overhead Console, Roof Beacon Switch |
| LO HDLP-LT Fuse | 10A | Headlamp - Low Beam - Left |
| BTSI Fuse | 10A | Stop Lamp Switch |
| CRNK Fuse | 10A | Powertrain Control Module (PCM) - Gas, Engine Control Module (ECM) - Diesel, Transmission Control Module (TCM) - MW7 |
| LO HDLP-RT Fuse | 10A | 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 WASH Relay |
| INFO Fuse | 15A | Vehicle Communication Interface Module (VCIM) - UE1, Rear Seat Entertainment (RSE) Assembly - U42, Remote Playback Device - CD Player- U1S |
| RADIO AMP Fuse | 30A | Audio Amplifier |
| RH HID Fuse | 20A | Not Used |
| HORN Fuse | 15A | Horn - Left, Horn - Right |
| EAP Fuse | 15A | Not Used |
| TREC Fuse | 30A | Transfer Case Encoder Motor, Transfer Case Shift Control Module |
| SBA Fuse | 15A | Supplemental Brake Assist (SBA), Fuel Pump Relay - Secondary - w/o NQZ |
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.