FixVault

Fuse Block - Underhood Label

Fig 1: Fuse Block -- Underhood Label
GM2747275Courtesy of GENERAL MOTORS COMPANY
FUSE BLOCK - UNDERHOOD FUSE AND RELAY IDENTIFICATION LEGEND

Fuse And Relay Description Rating Circuits
A/C CMPRSR Fuse 10A A/C Compressor Clutch
ABS MTR1 Fuse 60A Electronic Brake Control Module (EBCM)
ABS MTR2 Fuse 60A Electronic Brake Control Module (EBCM)
AIRBAG/DISPLAY Fuse 10A Instrument Panel Cluster (IPC), HVAC Control Module, Inflatable Restraint Passenger Air Bag On/Off Indicator, and Inflatable Restraint Sensing and Diagnostic Module (SDM)
AUX PWR Fuse 25A Accessory Power Outlet - I/P 1 and Accessory Power Outlet - I/P 2
BATT 1 Fuse 60A CNSTR, XM, AMP, AUX Fuses, and Trunk Relay
BATT 2 Fuse 60A HTD/SEAT, AIRBAG, PWR/MIR, S/ROOF, DR/LCK Fuses, PWR/SEAT Circuit Breaker, and RAP Relay
BATT 3 Fuse 40A Rear Window Defogger Grid
BATT 4 Fuse 30A Blower Motor Control Module
BCM Fuse 10A Body Control Module (BCM), Ignition Switch, and Theft Deterrent Module (TDM)
CHMSL/BCK-UP Fuse 10A Body Control Module (BCM)
DISPLAY Fuse 10A Data Link Connector (DLC), Remote Control Door Lock Receiver (RCDLR), Instrument Panel Cluster (IPC), and HVAC Control Module
DRL 1 Fuse 15A DRL 2 Fuse
DRL 2 Fuse 15A LT LO BEAM Fuse, RT LO BEAM Fuse
ECM IGN Fuse 10A Engine Control Module (ECM)
ECM/TCM Fuse 15A Engine Control Module (ECM) and Transmission Control Module (TCM)
EMISSIONS 1 Fuse 15A Heated Oxygen Sensor (HO2S) 1, Heated Oxygen Sensor (HO2S) 2, and Evaporative Emission (EVAP) Canister Purge Solenoid Valve
EMISSIONS 2 Fuse 15 Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor, Valve Lifter Oil Manifold (VLOM) Assembly (LZG), Secondary Air Injection (AIR) Pump Relay (NU3), Secondary Air Injection (AIR) Solenoid Relay (NU3), A/C CMPRSR Relay, FAN 1 Relay, FAN 2 Relay, and FAN 3 Relay
ETC/ECM Fuse 15A Engine Control Module (ECM)
FAN1 Fuse 30A FAN 1 Relay
FAN2 Fuse 30A FAN 3 Relay
FOG LAMPS Fuse 15A Fog Lamp - Left Front and Fog Lamp - Right Front
FSCM Fuse 15 A Fuel Pump Flow Control Module
HDLP MDL Fuse 15A C122 or Emergency Vehicle Headlamp Flasher (6J7)
HORN Fuse 15A Horn Assembly
HTD MIR Fuse 10A Outside Rearview Mirror - Driver and Outside Rearview Mirror - Passenger
INJ 1 Fuse 20A Fuel Injectors 1-6
INJ 2 Fuse 20A Ignition Control Module
INT LIGHTS Fuse 10A Body Control Module (BCM)
INT LTS/PNL DIM Fuse 15A Body Control Module (BCM)
LT HI BEAM FUSE 10A Headlamp - High Beam - Left or Emergency Vehicle Headlamp Flasher (6J7)
LT LO BEAM Fuse 10A Headlamp - Low Beam - Left
LT PARK Fuse 10A Marker lamp - LF, Park/Turn Signal Lamp - Left Front, Tail Lamp - Left, and Tail/Stop and Turn Signal - Left
LT SPOT Fuse (9C1, 9C3) 15A Spot Lamp - Left (7x6, 7X7)
LT T/SIG Fuse 15A Body Control Module (BCM)
PWR DROP/CRNK Fuse 10A Blunt Cut Wire (9C1, 9C3)
RADIO Fuse 20A Radio
RT HI BEAM Fuse 10A Headlamp - High Beam - Right or Emergency Vehicle Headlamp Flasher (6J7)
RT LO BEAM Fuse 10A Headlamp - Low Beam - Right
RT PARK Fuse 10A Marker Lamp - RF, Park/Turn Signal Lamp - RF, Tail Lamp - Right, and Tail/Stop and Turn Signal - Right
RT SPOT Fuse (9C1, 9C3) 15A Spot Lamp - Right (7X7)
RT T/SIG Fuse 15A Body Control Module (BCM)
RVC SEN Fuse 10A Body Control Module (BCM)
Spare Fuse 2A Not Used
Spare Fuse 10A Not Used
Spare Fuse 15A Not Used
Spare Fuse 20A Not Used
Spare Fuse 25A Not Used
STRG WHL Fuse 2A Steering Wheel Controls - Left and Steering Wheel Controls - Right
STRTR Fuse 40A Starter
TRANS Fuse 10A 1-2 Shift Solenoid (1-2 SS) Valve, 2-3 Shift Solenoid (2-3 SS) Valve, Torque Converter Clutch (TCC) Solenoid Valve, and Transmission Control Module (TCM)
VAC PUMP Fuse 20A Brake Booster Pump - Auxiliary
WPR Fuse 25A WIPER PCB Relay
WSW Fuse 15A Windshield Washer Fluid Pump
A/C CMPRSR Relay - A/C CMPRSR Fuse
FAN 1 Relay - Engine Cooling Fan - Left
FAN 2 Relay - Engine Cooling Fan - Right
FAN 3 Relay - Engine Cooling Fan - Right
PWR/TRN Relay - ETC/ECM, INJ 1, INJ 2, EMISSIONS 1, and EMISSIONS 2 Fuses
REAR DEFOG Relay - BATT 3 and HTD MIR Fuses
STRTR Relay - STRTR Fuse
Vacuum Pump Relay - VAC Pump Fuse
Relays listed below are non-serviceable Printed Circuit Board (PCB) relays and are internal to the block.
DRL PCB Relay - DRL 1 Fuse
FOG LP PCB Relay - FOG LAMPS Fuse
HIGH BEAM PCB Relay - LT HI BEAM and RT HI BEAM Fuses
HORN PCB Relay - HORN Fuse
IGN MAIN PCB Relay - AIRBAG/DISPLAY, ECM IGN, PWR DROP/CRNK, and TRANS Fuses
LOW BEAM PCB Relay - DRL 2, LT LO BEAM, and RT LO BEAM Fuses
PARK LP PCB Relay - LT PARK and RT PARK Fuses
WIPER PCB Relay - WIPER HIGH PCB Relay
WIPER HIGH PCB Relay - Windshield Wiper Motor
WS WASH PCB Relay - WSW Fuse