GM Service Manual Online
For 1990-2009 cars only
Table 1: Fuse Applications-IP Fuse Block
Table 2: Fuse Applications-Underhood Fuse Block

Convenience Center


Object Number: 681561  Size: MF
(1)Connector C1 - Cross Body Harness
(2)Connector C4 - Overspeed Alarm UD4
(3)Alarm Module
(4)Turn/Hazard Flasher Module
(5)DRL Relay
(6)Connector C2 - 5G4, 5X7, or 5Y0
(7)Connector C4 - 5G4, 5X7, or 5Y0
(8)Connector C5 - 9L4

IP Fuse Block


Object Number: 681558  Size: MF
(1)STOP/HAZ Fuse 20A
(2)Not Used
(3)CTSY Fuse 20A
(4)GAGES Fuse 10A
(5)Not Used
(6)CRUISE Fuse 10A
(7)AUX PWR Fuse 25A
(8)CRANK Fuse 10A
(9)PARK LPS Fuse 20A
(10)Not Used
(11)WIPER Fuse 25A
(12)HTR Fuse 25A
(13)CIG LTR Fuse 20A
(14)ILLUM Fuse 10A
(15)DRL-FOG Fuse 20A
(16)TURN-B/U Fuse 20A
(17)RADIO Fuse 10A
(18)BRAKE-ABS MDL Fuse 10A
(19)RADIO BATT Fuse 15A
(20)TRANS Fuse 10A
(21)PASSLOCK/EVO MDL Fuse 10A
(22)Not Used
(23)Not Used
(24)SEO TP-2 Fuse 20A
(a)PWR ACCY Circuit Breaker 20A
(b)PWR WDOS Circuit Breaker 20A

Fuse Applications-IP Fuse Block

Fuse/Circuit Breaker

Rating

Description

STOP/HAZ Fuse #1

20A

Audio Alarm Module, Flasher, Turn/Hazard Lamps, Stop Lamps Relay, Stop Lamp Switch

Fuse #2

--

Not Used

CTSY Fuse #3

20A

Courtesy Lamps, Dome/Reading Lamps, IP Compartment Lamp, Interior Lamp Control Module

GAUGES Fuse #4

10A

Audio Alarm Module, DRL Module and Relay, EVO/Passlockā„¢ Module, Headlamps Switch, IP Cluster, Low Coolant Indicator Module, Keyless Entry Module, Interior Lamp Control Module

Fuse #5

--

Not Used

CRUISE Fuse #6

10A

Cruise Control Switch, PTO Switch

AUX PWR Fuse #7

25A

Auxiliary Power Outlets, DLC

CRANK Fuse #8

10A

Starter Relay - through PNP Switch or Clutch Switch

PARK LPS Fuse #9

20A

Ashtray Lamp, Power Window and Door Switch Illumination, Front Side Markers, Headlamps Switch Illumination, Park Lamps, Roof Markers, Tail Lamps, ILLUM Fuse #14

Fuse #10

--

Not Used

WIPER Fuse #11

25A

Washer Pump, Wiper Motor

HTR Fuse #12

25A

Blower Switch, HVAC Control Module, and Mode Door, Temperature Door

CIG LTR Fuse #13

20A

Cigar Lighter, Power Door Lock Switches, Power Lumbar Seat Switches

ILLUM Fuse #14

10A

Audio Alarm Module, Cluster, HVAC Controls, IP Switches, Radio Illumination

DRL/FOG Fuse #15

20A

DRL Relay

TURN-B/U Fuse #16

20A

Back-up Lamps, Turn Lamps

RADIO Fuse #17

10A

Radio (IGN)

BRAKE Fuse #18

10A

Antilock Brake System, TCC/Stop Lamp Switch, Clutch Pedal Switch - Cruise Control Release

RADIO, BATT Fuse #19

15A

Radio - Battery

TRANS Fuse #20

10A

Automatic Transmission, Check Gages Indicator Control, SPEEDO, TACH, PRNDL Display

PASSLOCK/EVOMDL Fuse #21

10A

EVO/Passlockā„¢ Module

Fuse #22

--

Not Used

Fuse #23

--

Not Used

SEO TP-2 Fuse #24

20A

Aux BATT Relay (8B0/8Y8)

PWR ACCY Circuit Breaker A

20A

Power Seat Adjustor, Power Door Lock Switches, Keyless Entry Module (AU0), and Door Lock Relay (AU0)

PWR WDOS Circuit Breaker B

30A

Power Windows

Underhood Fuse Block


Object Number: 1442438  Size: MF
(a)Auxiliary Power Stud A
(b)Auxiliary Power Stud B
(1)Battery Stud
(2)AUX B Fuse 30A
(3)LIGHTING Fuse 50A
(4)AUX A Fuse 30A
(5)BATT Fuse 50A
(6)Spare 30A Fuse
(7)Fuse Puller
(8)Spare 20A Fuse
(9)Spare 10A Fuse
(10)IGN A Fuse 40A
(11)ECM- B Fuse 20A
(12)HORN Fuse 20A
(13)Open
(14)IGN B Fuse 50A
(15)PTO Fuse 15A
(16)ABS Fuse 60A
(17)IGN-E Fuse 10A
(18)ECM-I Fuse 10A
(19)ENG-I Fuse 20A
(20)BLOWER Fuse 50A
(21)STOP-HAZ Fuse 30A
(22)DIODE
(23)Horn Relay
(24)Fuel Pump Relay
(25)Open
(26)Starter Relay
(27)Brake Lamp Relay

Fuse Applications-Underhood Fuse Block

Fuse/Circuit Breaker

Rating

Description

ABS Fuse

60A

EBCM - Motor and Solenoid Power

AUX A Fuse

30A

Stud A

AUX B Fuse

30A

Stud B

BATT Fuse

50A

STOP-HAZ, AUX PWR, CIG LTR, and RADIO BATT Fuses, PWR ACCY Circuit Breaker A

BLOWER Fuse

50A

HVAC Blower Motor - high speed

ECM-I Fuse (L18)

20A

PCM, Fuel Injectors, and Ignition Coils

ENG-I Fuse (L18)

20A

Air Meter and EVAP Purge Valve

HORN Fuse

20A

Underhood Lamp, Horn, and Horn Relay

IGN A Fuse

40A

Starter Motor and Switched ignition fuses: Crank, Trans, Gages, Turn-B/U, ENG-I, ECM-I, and IGN-E

IGN B Fuse

50A

Switched Ignition Fuses: Wiper, Radio, and Pwr Window

IGN E Fuse (L18)

10A

Throttle Actuator Control Module (L18), Fuel Balance Module and Fuel Balance Pump - Dual Tanks, and A/C Compressor Relay

LIGHTING Fuse

50A

Headlights and Hot at All Times Fuses: Passlock/EVO Module, Courtesy, Park Lamps, and DRL-FOG

PTO Fuse

15A

PTO - Upfitter Installed

STOP-HAZ Fuse

30A

Stop Lamps