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UNDERHOOD Fuse Block

NOTE: Underhood fuse block is located on passenger's side of engine compartment, next to battery. See Fig 1.
Fig 1: Locating Underhood Fuse Block
G00016227Courtesy of GENERAL MOTORS CORP.
Fig 2: Identifying Underhood Fuse Block Components
G00100746Courtesy of GENERAL MOTORS CORP.
UNDERHOOD FUSE BLOCK LEGEND

Number Fuse/Relay Rating Description
1 RRFOGLP Fuse 10A Fog Lamp Switch, Fog Lamp LR, Fog Lamp RR
2 APPROACH Fuse 15A BACKUP LP Relay, DRL L Relay, DRL R Relay
3 HDLPMOTRH Fuse 10A Headlamp Door Control Module
4 HDLPMOTLH Fuse 10A Headlamp Door Control Module
5 ABSTRNS Fuse 10A Electronic Brake Control Module (EBCM), Electronic Suspension Control (ESC) Module
6 FOG LP Fuse 10A Fog Lamp/Rear Compartment Lid Release Switch, Fog Lamp - RF, Fog Lamp - LF
7 - - Not Used
8 HDLOBMR Fuse 10A Headlamp Low Beam - Right
9 HDHIBMR Fuse 10A Headlamp High Beam - Right
10 HDLOBML Fuse 10A Headlamp Low Beam - Left
11 HORN Fuse 20A Horn Assembly
12 HDHIBML Fuse 10A Headlamp High Beam - Left
13 F/PMP Fuse 20A Fuel Pump Relay
14 COOLFAN3 Fuse 10A COOL FAN 2 Relay, COOL FAN 3 Relay
15 OXY SEN Fuse 15A Heated Oxygen Sensors (HO2S) Bank 1 Sensor 1, Bank 1 Sensor 2, Bank 2 Sensor 1, Bank 2 Sensor 2
16 PCM Fuse 10A Powertrain Control Module (PCM), IGN Relay
17 THROTCONT Fuse 15A Throttle Actuator Control (TAC) Module
18 INJR2 Fuse 15A Fuel Injectors 2,4,6,8, Ignition Coil/Modules 2,4,6,8
19 ENGIGN1 Fuse 10A Cruise Control Release Switch, Stop Lamp Switch, Mass Air Flow (MAF) Sensor, Evaporative Emission (EVAP) Canister Purge Solenoid, Evaporative Emission (EVAP) Canister Vent Solenoid, Automatic Transmission, Secondary Air Injection (AIR) Solenoid, Reverse Inhibit Solenoid (MM6), Skip Shift Solenoid (MM6), AIR PMP Relay
20-21 - - Not Used
22 INJR1 Fuse 15A Fuel Injectors 1,3,5,7, Ignition Coil/Modules 1,3,5,7
23 PCM B Fuse 10A Powertrain Control Module (PCM)
24 A/C Fuse 10A A/C CLU Relay
25-26 - - Not Used
27-32 SPARE - Spare Fuse
33 AIR PUMP Relay - Secondary AIR Injection (AIR) Pump, Powertrain Control Module (PCM)
34 A/C CLU Relay - A/C Compressor Clutch, A/C Compressor Clutch Diode, Powertrain Control Module (PCM)
35 F/PMP Fuel Pump Relay - Fuel Pump and Sender Assembly
36 HORN Relay - Horn Fuse, Horn Assembly
37 - - Not Used
38 BACKUP LP Relay - Backup Lamp - Left, Backup Lamp - Right, Body Control Module (BCM)
39 FOG LP (Export) Relay - FOG LP Fuse, Body Control Module (BCM)
40-41 - - Not Used
42 IGN Ignition Relay - A/C Fuse, THROTCONT Fuse, INJR 1 Fuse, INJR 2 Fuse, ENGIG 1 Fuse
43 COOLFAN2 Relay - Power Control Module (PCM), Cooling Fan - Right
44 COOLFAN3 Relay - Power Control Module (PCM), Cooling Fan - Right, Cooling Fan - Left
45 COOLFAN1 Relay - Power Control Module (PCM), Cooling Fan - Right, Cooling Fan - Left
46 COOLFAN2 Fuse 30A COOL FAN 2 Relay
47-48 - - Not Used
49 COOLFAN1 Fuse 30A COOL FAN 1 Relay
50 AIR PUMP Fuse 20A AIR PMP Relay
51 RTD Fuse 25A Electronic Suspension Control (ESC) Module
52 ABS Fuse 40A Electronic Brake Control Module (EBCM)
53 ABS ELEC Fuse 20A Not Used
54 FUSE PULLER - Fuse Puller