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

Fuse Block-Rear


Object Number: 477322  Size: MF

Fuse Block-Rear

No.

Fuse/Circuit Breaker

Rating

Description

1

F/PMP Fuse

20 A

F/PMP Relay

2

HVAC BLO Fuse

30 A

Blower Motor Control Processor

3

MEM Fuse

10 A

Memory Seat Module - Driver, Power Seat Lumbar Switch - LF, and Power Seat Switch - LF (w/A45)

4

ALDL Fuse

10 A

Data Link Connector (DLC) and Valet Switch

5

RR FOG Fuse

10 A

RR FOG LP Relay

6

CD Fuse

10 A

Remote Playback Device (CD Changer)

7

DRV MDL Fuse

10 A

Driver Door Module (DDM)

8

SIR Fuse

15 A

Inflatable Restraint Sensing and Diagnostic Module (SDM)

9

--

--

Not Used

10

LP PK R Fuse

10 A

Right Tail/Stoplamp, Side Marker Lamp, and Park/Stoplamps

11

VENT SOL Fuse

10 A

Evaporative Emissions (EVAP) Canister Purge Vent Valve

12

IGN 1 Fuse

10 A

Rear Integration Module (RIM), Turn Signal/Multifunction Switch, TCC/Cruise Release Switch, and Instrument Panel Cluster (IPC)

13

LP PK L Fuse

10 A

Left Tail/Stoplamp, Side Marker Lamp, and Park/Stoplamps

14

DIMR Fuse

10 A

Dash Integration Module (DIM) and License Plate Lamps

15

--

--

Not Used

16

HTDST LF Fuse

10 A

Left Heated Seat Module

17

--

--

Not Used

18

RRDR MDL Fuse

10 A

Rear Door Modules

19

STOP LP Fuse

15 A

Stoplamp Switch

20

PRK/REV Fuse

10 A

PARK and REVERSE Relays

21

AUDIO Fuse

10 A

Radio

22

RAP Fuse

20 A

RAP Relay

23

--

--

Not Used

24

--

--

Not Used

25

PASSMDL Fuse

10 A

Front Passenger Door Module (FPDM)

26

BODY Fuse

15 A

F/TNKDR REL and TRK REL Relays

27

INT LP Fuse

10 A

INT LP Relay

28

--

--

Not Used

29

IGN SW Fuse

15 A

Ignition Switch, Dash Integration Module (DIM), Rear Integration Module (RIM), and Remote Control Door Lock Receiver

30

IP Fuse

10 A

Instrument Panel Cluster (IPC) and Ignition Switch Lamp

31

HTDST RF Fuse

10 A

Right Heated Seat Module

32

--

--

Not Used

33

HVAC Fuse

10 A

Instrument Panel Integration Module (IPM), Recirculation Actuator, Mode Actuator, Air Temperature Acuators, and Body Control Module (BCM)

34

IGN 3 RR

10 A

Inside Rear View Mirror, HVAC Control Module (w/CJ2) or Instrument Panel Integration Module (IPM) (w/C67), Shift Control Assembly

35

ABS Fuse

10 A

Electronic Brake Control Module (EBCM)

36

TSIG/HAZ Fuse

15 A

Turn Signal/Hazard Lamp Control Module

37

HVAC BATT Fuse

10 A

Instrument Panel Integration Module (IPM)

38

DIM Fuse

10 A

Generator and Dash Integration Module (DIM)

39

F/PMP Relay

--

Fuel Pump/Sender Assembly and PCM

40

PRK LP Relay

--

DIMR, LP PK L, LP PK R Fuses, and Dash Integration Module (DIM)

41

IGN 1 Relay

--

IGN 1 Fuse, VENT SOL Fuse, SIR Fuse, Ignition Switch, and Dash Integration Module (DIM)

42

RR FOG LP Relay (Oldsmobile)

--

Ignition Switch, Rear Fog Lamps, Dash Integration Module (DIM), and Rear Integration Module (RIM)

43

--

--

Not Used

44

PARK Relay

--

Stoplamp Switch, Ignition Switch, and Rear Integration Module (RIM)

45

REVERSE Relay

--

Backup Lamps and Rear Integration Module (RIM)

46

RAP Relay

--

Rear Integration Module (RIM) and Power Sunroof Module

47

F/TNKDRLOCK Relay

--

Fuel Door Release Solenoid

48

--

--

Not Used

49

IGN 3 Relay

--

Ignition Switch

50

F/TNKDR REL Relay

--

Fuel Filler Door Release Solenoid and Rear Integration Module (RIM)

51

INT LP Relay

--

Front Door Courtesy Lamps, Rear Door Courtesy Lamps, Footwell Courtesy Lamps, IP Compartment Lamp and Switch, Overhead Console Reading/Courtesy Lamp, Rear Compartment Courtesy Lamps, Rear Reading Courtesy Lamp, and Vanity Lamps

52

TRK REL Relay

--

Rear Compartment Lid Release Actuator and Rear Integration Module (RIM)

53

FRT CTSY Relay

--

Rear Integration Module (RIM)

54

--

--

Not Used

55

ELC (ALC) Relay

--

Automatic Level Control (ALC) Compressor, Ignition Switch, and Rear Integration Module (RIM)

56

PWR SEAT Circuit Breaker

30 A

Memory Seat Module - Driver (w/A45), Power Seat Switch - LF (w/o A45), Power Seat Lumbar Switch - LF (w/o A45), Power Seat Recline Switch - RF (w/o AG2), Power Seat Switch - RF (w/AG2), and Power Seat Lumbar Switch - RF (w/AG2)

57

PWR WDO Circuit Breaker

30 A

Door Modules

58

CIGAR Relay

--

AUX PWR and C/LTR Fuses in the Underhood Fuse Block

59

RR DEFOG Relay

--

Ignition Switch and Rear Window Defogger

60

--

--

Not Used

61

RR DEFOG Fuse

40 A

RR DEFOG Relay

62

--

--

Not Used

63

AUDIO AMP Fuse

20 A

Audio Amplifier

64

ELC (ALC) Fuse

30 A

ELC Relay and Automatic Level Control (ALC) Compressor

65

CIGAR Fuse

40 A

CIGAR Relay

66-69

--

--

Not Used

70-74

Spare Fuses

--

--

75

Fuse Puller

--

--

Fuse Block-Underhood


Object Number: 477330  Size: MF

Fuse Block-Underhood

No.

Fuse/Circuit Breaker

Rating

Description

1

--

--

Not Used

2

ACCY Fuse

15 A

Windshield Wiper Switch

3

WSW Fuse

30 A

Windshield Wiper Motor

4

--

--

Not Used

5

HDLOBML Fuse

10 A

Left Low Beam Headlamp

6

HDLOBMR Fuse

10 A

Right Low Beam Headlamp

7

Spare

10 A

--

8

PCM BATT Fuse

10 A

Powertrain Control Module (PCM) and Theft Deterrent Control Module

9

HDHIBMR Fuse

10 A

Right High Beam Headlamp

10

HDHIBML Fuse

10 A

Left High Beam Headlamp

11

IGN 1 Fuse

10 A

Mass Air Flow (MAF) Sensor, EVAP Canister Purge Valve, AIR Pump Relay, Secondary AIR Injection Bypass Valve Solenoid, and TCC/Cruise Release Switch

12

--

--

Not Used

13

TRANS Fuse

10 A

Automatic Transaxle

14

CR CONT Fuse

10 A

Cruise Control Module and HVAC SOL Relay

15

DIS Fuse

20 A

Ignition Control Modules

16

INJR 2 Fuse

10 A

Fuel Injectors 1, 3, and 5

17

--

--

Not Used

18

--

--

Not Used

19

PCM IGN Fuse

10 A

START 1 Relay and Powertrain Control Module (PCM)

20

OXY SEN Fuse

10 A

Heated Oxygen Sensors

21

INJR 1 Fuse

10 A

Fuel Injectors 2, 4 and 6

22

AUX PWR Fuse

20 A

Accessory Power Receptacle (Console)

23

C/LTR Fuse

20 A

Cigar Lighter and Accessory Power Receptacle (Overhead Console)

24

FOG/DRL Fuse

15 A

DRL and FOG LP Relays

25

HORN Fuse

15 A

HORN Relay

26

AC CLU Fuse

15 A

A/C Clutch Relay

27

HDLP HI BM Relay

--

HDHIBML and HDHIBMR Fuses, Headlamp Switch, and Dash Integration Module (DIM)

28

HDLP LO BM Relay

--

HDLOBML and HDLOBMR Fuses, Headlamp Switch, and Dash Integration Module (DIM)

29

FOG LP Relay

--

Front Fog Lamps, Dash Integration Module (DIM), and Ignition Switch

30

DRL Relay

--

Left High Beam Headlamp and Dash Integration Module (DIM)

31

HORN Relay

--

Horn, Dash Integration Module (DIM), and Turn Signal/Multifunction Switch

32

A/C CLU Relay

--

A/C Compressor Clutch, Dash Integration Module (DIM), Ignition Switch, and PCM

33

HVAC SOL Relay

--

Dash Integration Module (DIM) and A/C Orifice Solenoid

34

ACCY Relay

--

WSW and ACCY Fuses

35

AIR PUMP Relay (Buick/Pontiac w/NC8)

--

Secondary Air Injection (AIR) Pump

36

START 1 Relay

--

Starter Solenoid and PCM

37

COOLFAN 1 Relay

--

Right Cooling Fan and PCM

38

IGN 1 Relay

--

DIS, OXY SEN, IGN 1, INJ 1, INJ 2, TRANS, PCM IGN, and CR CONT Fuses, Ignition Switch, and Dash Integration Module (DIM)

39

COOLFAN S/P Relay

--

Cooling Fans and PCM

40

COOLFAN 2 Relay

--

Left Cooling Fan

41

START Circuit Breaker

30 A

START 1 Relay

42

AIR Fuse (Buick/Pontiac w/NC8)

30 A

AIR PUMP Relay

43

--

--

Not Used (w/ 1 AIR Pump System)

43

ABS Fuse (w/ 2 AIR Pump System)

50 A

Electronic Brake Control Module (EBCM)

44

ABS Fuse (w/ 1 AIR Pump System)

50 A

Electronic Brake Control Module (EBCM)

44

AIR PUMP B Fuse (Oldsmobile w/ 2 AIR Pump System Only)

50 A

AIR Pump Relay B

45

--

--

Not Used

46

COOL FAN 1 Fuse

30 A

COOLFAN 1 Relay

47

COOL FAN 2 Fuse

30 A

COOLFAN 2 Relay and COOLFAN S/P Relay

48-52

Spare Fuses

--

--

53

Fuse Puller

--

--