GM Service Manual Online
For 1990-2009 cars only
Table 1: Fuse Block - Underhood Label Usage
Table 2: Fuse Block - Underhood Auxiliary Label Usage
Table 3: Fuse Block - I/P Label Usage

Fuse Block - Underhood Label


Object Number: 1889223  Size: LF

Fuse Block - Underhood Label Usage

No.

Device

Rating

Description

EF1

BATT PWR Fuse

30A

Battery Main, F13-F16, F21-F24

EF2

ABS Fuse

60A

EBCM, Oil Feeding Connector

EF3

HVAC BLWR Fuse

30A

Blower Relay

EF4

IGN 2 Fuse

30A

Ignition Switch - 2

EF5

IGN 1 Fuse

30A

Ignition Switch - 1

EF6

COOL FAN LOW Fuse

20A

Cooling Fan Low Relay

EF7

DEFOG Fuse

30A

Defog Relay

EF8

COOL FAN HI Fuse

30A

Cooling Fan HI Relay (Gasoline)

40A

Cooling Fan HI Dummy Plug (Diesel)

EF9

PWR WINDOW Fuse

20A

Power Window Switch

EF10

IGN COIL Fuse

15A

Fuel Connector, ECM, MR-140, LEGR, EI System

EF11

ECM Fuse

10A

ECM, Main Relay, Sirius D4

EF12

HEADLAMPS Fuse

25A

Headlamp, ILLUM Relay

EF13

STOP LAMPS Fuse

15A

Brake Switch

EF14

DRIVER'S PWR WNOW Fuse

20A

Power Window Switch

EF15

HI BEAM Fuse

15A

Headlamp HI

EF16

HORN Fuse

15A

Horn Relay, Siren, Hood Contact Switch

EF17

A/C Fuse

10A

A/C Comp Relay

EF18

FUEL PUMP Fuse

15A

Fuel Pump

EF19

IP FUSE BLOCK Fuse

15A

Cluster, Key Remind S/W, Folding Mirror Unit, MAP Lamp, Room Lamp, Trunk Open Lamp, Trunk Open Switch

EF20

LOW BEAM LT Fuse

10A

Headlamp LO

EF21

ENG SNSR Fuse

15A

EVAP Canister Purge Solenoid, HO2S, Cooling Fan Relay

EF22

INJECTOR Fuse

15A

Injector, EGR, EEGR

EF23

ILLUM LT Fuse

10A

License Plate Lamp, Chime Bell, Tail Lamp, Headlamp

EF24

FRT FOG Fuse

15A

Fog Lamp Relay

EF25

MIR HTD Fuse

10A

Electric OSRV Mirror

EF26

DR/LCK Fuse

15A

Central Door Lock Unit

EF27

LOW BEAM RT Fuse

10A

Headlamp LO

EF28

ILLUM RT Fuse

10A

ILLUM Circuit, Headlamp, Tail Lamp

EF29

SPARE

10A

Not Used

EF30

SPARE

15A

Not Used

EF31

SPARE

25A

Not Used

Fuse Block Underhood - Top View


Object Number: 1496095  Size: LF

Fuse Block Underhood - Bottom View


Object Number: 1496101  Size: LF

Fuse Block - Underhood Auxiliary Label Usage


Object Number: 1889224  Size: MF

Fuse Block - Underhood Auxiliary Label Usage

No.

Device

Rating

Description

AF1

Glow Plug Control Unit

60A

Glow Plug Control Unit

AF2

Fuel Filter Heater Relay

30A

Fuel Filter Heater Relay

AF3

PTC-1 Relay

40A

PTC-1 Relay

AF4

PTC-2 Relay

40A

PTC-2 Relay

AF5

PTC-3 Relay

40A

PTC-3 Relay

Fuse Block - I/P Label


Object Number: 1870297  Size: MF

Fuse Block - I/P Label Usage

No

Device

Rating

Description

F1

AIRBAG Fuse

10A

SDM

F2

ECM Fuse

10A

TCM, ECM, Generator, VGIS, VSS

F3

TRN SIG LAMPS Fuse

15A

Hazard Switch

F4

CLSTR, BTSI Fuse

10A

Cluster, Brake Switch, Chime Bell, Brake Switch, SSPS Module, A/C Control Switch

F5

--

--

Not Used

F6

ENG FUSE BOX DRL Fuse

10A

A/C Comp Relay, Defog Relay, Power Window Relay, Headlamp Relay

F7

HVAC Fuse

20A

Blower Relay, A/C Control Switch, HVAC

F8

S/ROOF Fuse

15A

Electric Mirror Switch, Folding Mirror, Sun Roof Module

F9

WPR Fuse

25A

Wiper Motor, Wiper Switch, Rain Sensor Unit - RHD

F10

AIRBAG Fuse

--

Occupant Classification Sensor, Clock

F11

ABS Fuse

10A

EBCM, Oil Feeding Connector

F12

IMMOBILIZER Fuse (Except North America)

10A

Immobilizer, Theft Deterrent Control Unit, Rain Sensor Unit - LHD

F13

TCM Fuse

10A

TCM

F14

HAZARD LAMPS Fuse

15A

Hazard Switch

F15

RKE Fuse

15A

Theft Deterrent Control Unit

F16

DLC Fuse

10A

DLC

F17

RADIO/CLK Fuse

10A

Clock, Radio

F18

AUT LTR Fuse

15A

Extra Power Jack

F19

LTR Fuse

15A

Cigar Lighter

F20

BCK/UP Fuse

10A

Reverse Lamp Switch, PNP Switch

F21

BATT SAVERFuse

15A

Rear Fog Relay

F22

AUTO A/C Fuse

15A

Clock, HVAC, A/C Control Switch

F23

RADIO Fuse

15A

Radio

F24

Immobilizer Fuse (Except North America)

10A

Immobilizer (1.6L and 1.8L)

Fuse Block I/P - Top View


Object Number: 1506727  Size: MF

Fuse Block I/P - Bottom View


Object Number: 1496103  Size: LF