FixVault

UNDERHOOD Fuse Block

Underhood fuse block is located in RH side of the engine compartment, between the wheelhouse and the dash panel, front of the battery. See Fig 1.

Fig 1: Locating Underhood Fuse Block
G00260342Courtesy of GENERAL MOTORS CORP.
Fig 2: Identifying Underhood Fuse Block Components
GM1593171
FUSE BLOCK - UNDERHOOD FUSE AND RELAY IDENTIFICATION LEGEND

No. Fuse And Relay Description Rating Circuits
1 ABS/MRRTD/AFS Fuse 10A Electronic Brake Control Module (EBCM), Electronic Suspension Control (ESC) Module and Headlamp Module (Except Europe and Japan)
2 HORN Fuse 15A Generator and HORN Relay 34
3 ACC/TCM Fuse 10A Distance Sensing Cruise Control Module (K59) and Transmission Control Module (TCM)
4 WIPER Fuse 30A WIPER ON/OFF Relay 45 and WIPER RUN/ACC Relay 42
5 STOP/BU/LPS Fuse 15A Capacitor CP200, Body Control Module (BCM) STOP LAMP Relay 4 and REVERSE LAMPS Relay 3
6 02 SEN Fuse 15A Heated Oxygen Sensors (HO2S)
7 BATT5 Fuse 30A Body Control Module (BCM) TILT/TELE SW/MEM SEAT MOD, ACCA/DRIV DR SW, IGNITION SW/INTR SENS, ONSTAR and PARK BRAKE SOL A Fuses
8 PK LAMPS Fuse 10A PARK LAMP Relay 37
9 ETC Fuse 10A Engine Control Module (ECM)
10 FUEL PUMP Fuse 20A FUEL PUMP Relay 55
11 ECM/TCM 15A Engine Control Module (ECM) and Transmission Control Module (TCM)
12 ODD INJ Fuse 15A Odd Fuel Injectors and Ignition Coil/Modules
13 MRRTD Fuse 25A Evaporative Emission (EVAP) Canister Vent Solenoid and Electronic Suspension Control (ESC) Module
14 EMISSION Fuse 15A Evaporative Emission (EVAP) Canister Purge Solenoid
15 A/C COMP Fuse 10A A/C COMP Relay 35
16 EVEN INJ Fuse 15A Even Fuel Injectors and Ignition Coil/Modules
17 W/S WASH/INTERCOOL Fuse 15A W/S WASH Relay 36, Headlamp Module and Supercharger Coolant Pump Relay
18 HDLP WASH Fuse 20A HDLP WASH Relay 46
19 RT LO BM Fuse 20A Right Headlamp Ballast
20 - - Not Used
21 LT LO BM Fuse 20A Left Headlamp Ballast
22 FOG LP Fuse 15A FOG LP Relay 38
23 RT HI BM Fuse 10A Right High Beam Headlamp
24 LT HI BM Fuse 10A Left High Beam Headlamp
25 COOLFAN Fuse 60A Fan Control Module
26 BATT 3 Fuse 60A Body Control Module (BCM) A.C. LATCH/PK BRK B, BTSI SOL/COL LOCK, CLUSTER, DOOR LOCKS, HVAC/PWR SND, INTERIOR LIGHTS, PWR FLDG MIR-EXT/RET, RADIO/ANT/VICS, REAR FOG/ALDL TOP SW Fuses and RUN/CRANK Relay 2
27 ABS Fuse 60A Electronic Brake Control Module (EBCM)
28 HVAC Fuse 40A Blower Motor Control Processor
29 BATT2 Fuse 40A Folding Top Module and REAR DEFOG Relay 4
30 STARTER Fuse 40A CRANK Relay 43
31 AMP Fuse 30A Audio Amplifier
32 - - -
33 BATT1 Fuse 60A I/P Fuse Block DOOR CONTROLS and POWER SEATS Circuit Breakers, HEATED SEAT LH, HEATED SEAT RH and POWER LUMBAR LH/RH Fuses
34 HORN Relay - Horns
35 A/C COMP Relay - A/C Compressor Clutch
36 W/S WASH Relay - Windshield Washer Fluid Pump
37 PARK LAMP Relay - Park Lamps
38 FOG LP Relay - Front Fog Lamps
39 HIGH BEAM Relay - High Beam Headlamps
40 REAR DEFOG Relay - Rear Window Defogger
41 WIPER HI/LO Relay - Wiper/Washer System
42 WIPER RUN/ACC Relay - Wiper/Washer System
43 CRANK Starter Relay - Starter
44 IGN1 Relay - EMISSION, EVEN INJ, ETC, FUEL, O2 and ODD INJ Fuses and A/C COMP Relay 35
45 WIPER ON/OFF Relay - Wiper/Washer System
46 HDLP WASH Relay - Headlamp Washer Fluid Pump
47 LOW BEAM Relay - Low Beam Headlamps
48 SPARE FUSE 10A Not Used
49 SPARE FUSE 15A Not Used
50 SPARE FUSE 20A Not Used
51 SPARE FUSE 25A Not Used
52 SPARE FUSE 30A Not Used
53 - - Not Used
54 FUSE PULLER - Fuse Puller
55 FUEL PUMP Relay - Fuel Pump and Sender Assembly
F5 DIODE 2 - Wiper/Washer System
F16 WIPER Diode - Wiper/Washer System
F19 DIODE 1 - Wiper/Washer System