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Electrical Center Identification Views

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Fig 1: Fuse Block - Underhood Label
G02421987Courtesy of GENERAL MOTORS CORP.
Fuse Block - Underhood - Label Usage

No. Fuse/Circuit Breaker Rating Description
1 RADIO BAT Fuse 15A Radio and Vehicle Communication Interface Module (VCIM)
2 PCM BAT Fuse 20A Powertrain Control Module (PCM)
3 LR STOP/TRN Fuse 10A Trailer Stop/Turn Relay - Left
4 RR STOP/TRN Fuse 10A Trailer Stop/Turn Relay - Right
5 TRLR BU Fuse 10A Trailer Wiring Harness (UY7) or C405 (Cutaway)
6 IGN 0 Fuse 10A Powertrain Control Module (PCM) and Automatic Transmission
7 STOP LP Fuse 15A Stop Lamp Switch
8 RR DEF/HTD MIR Fuse 20A HVAC Control Assembly
9 RT DRL/TRN Fuse 10A Park/Turn Signal Lamp - RF
10 LT DRLATRN Fuse 10A Park/Turn Signal Lamp - LF
11 TBC 4 Fuse 15A Body Control Module (BCM)
12 FUEL PUMP Fuse 20A FUEL PUMP Relay
13 TRLR Fuse 30A Trailer Wiring Harness
14 FLASHER Fuse 15A Turn Signal Hazard Flasher Module
15 HORN Fuse 15A HORN Relay
16 TBC 3 Fuse 15A Body Control Module (BCM)
17 TRL STOP/TRN Fuse 15A Trailer Stop/Turn Relay - Left and Trailer Stop/Turn Relay - Right
18 TBC 2 Fuse 15A Body Control Module (BCM)
19 TBC Fuse 10A Body Control Module (BCM)
20 RFA Fuse 10A Remote Control Door Lock Receiver (RCDLR)
21 ENG 2 Fuse 10A Even Fuel Injectors and Even Ignition Coils (4.8L/5.3L/6.0L) or Even Fuel Injectors and Ignition Coil (4.3L)
22 IGN E Fuse 10A Stop Lamp Switch and A/C Relay
23 ENG 1 Fuse 15A Odd Fuel Injectors, Odd Ignition Coils, EVAP Canister Purge Solenoid, MAF Sensor, PNP Switch (4.8L/5.3L/6.0L) or Odd Fuel Injectors, Ignition Control Module, EVAP Canister Purge Solenoid, MAF Sensor, PNP Switch (4.3L)
24 TBC IGN 1 Fuse 10A Body Control Module (BCM)
25 SPARE Fuse - Not Used
26 ISRV Fuse 10A Inside Rearview Mirror
27 CRANK Fuse 10A Powertrain Control Module (PCM)
28 BTSI Fuse 10A Stop Lamp Switch
29 AUX PWR Fuse 20A Auxiliary Power Outlet
30 CIGAR Fuse 15A Cigar Lighter and Data Link Connector (DLC)
31 IPC Fuse 10A Instrument Panel Cluster (IPC)
32 A/C Fuse 10A A/C Relay
33 SPARE Fuse - Not Used
34 CAN VENT Fuse 10A EVAP Canister Vent Solenoid and SPARE Relay
35 SPARE Fuse - Not Used
36 BTSI/BU Fuse 15A Park/Neutral Position (PNP) Switch
37 SIR Fuse 10A Inflatable Restraint I/P Module Disable Switch and SDM
38 PCM IGN 1 Fuse 15A Powertrain Control Module (PCM) and Cruise Control Module (CCM)
39 O2B Fuse 15A HO2S Bank 1 Sensor 2 and Bank 2 Sensor 2
40 O2A Fuse 15A HO2S Bank 1 Sensor 1 and Bank 2 Sensor 1
41 WPR Fuse 15A WPR Relay
42 RH-LOBM Fuse 10A Headlamp Low Beam Right (Composite) or Headlamp - Right (Sealed)
43 LH-LOBM Fuse 10A Headlamp Low Beam Left (Composite) or Headlamp - Left (Sealed)
44 LH-HIBM Fuse 10A Headlamp High Beam Left (Composite) or Headlamp - Left (Sealed)
45 RH-HIBM Fuse 10A Headlamp High Beam Right (Composite) or Headlamp - Right (Sealed)
46 TBC ACC Fuse 10A Body Control Module (BCM)
47 FR WPR Fuse 25A Windshield Wiper Motor
48 ABS Fuse 60A Electronic Brake Control Module (EBCM)
49 IGN A Fuse 40A STARTER Relay and Ignition Switch
50 TRLR Fuse 30A Trailer Wiring Harness
51 BLOW Fuse 40A Blower Motor Resistor Assembly
52 IGN B Fuse 40A Ignition Switch
53 WPR Relay - Windshield Wiper Motor
54 A/C Relay - A/C Compressor Clutch
55 SPARE Relay - Not Used
56 HDLP-HIBM Relay - RH-HIBM Fuse and LH-HIBM Fuse
57 FUEL PUMP Relay - Fuel Pump
58 HDLP-LOBM Relay - RH-LOBM Fuse and LH-LHBM Fuse
59 HORN Relay - Horn Assembly
60 PWR SEAT Circuit Breaker 30A Seat Adjuster Switch - Driver and Seat Adjuster Switch - Front Passenger
61 STARTER Relay - Starter
62 SPARE Relay - Not Used
63 SPARE Fuse - Not Used
64 SPARE Fuse - Not Used
65 MEGA Fuse 125A Fuse Block - Body
Fig 2: Fuse Block - Underhood Top View
G02421988Courtesy of GENERAL MOTORS CORP.
Fig 3: Fuse Block - Underhood Bottom View
G02421989Courtesy of GENERAL MOTORS CORP.
Fig 4: Fuse Block - Underhood - C1 (1 Of 4)
G02421990Courtesy of GENERAL MOTORS CORP.
Fig 5: Fuse Block - Underhood - C1 (2 Of 4)
G02421991Courtesy of GENERAL MOTORS CORP.
Fig 6: Fuse Block - Underhood - C1 (3 Of 4)
G02421992Courtesy of GENERAL MOTORS CORP.
Fig 7: Fuse Block - Underhood - C1 (4 Of 4)
G02421993Courtesy of GENERAL MOTORS CORP.
Fig 8: Fuse Block - Underhood - C2 (1 Of 3)
G02421994Courtesy of GENERAL MOTORS CORP.
Fig 9: Fuse Block - Underhood - C2 (2 Of 3)
G02421995Courtesy of GENERAL MOTORS CORP.
Fig 10: Fuse Block - Underhood - C2 (3 Of 3)
G02421996Courtesy of GENERAL MOTORS CORP.
Fig 11: Fuse Block - Underhood - C3
G02421997Courtesy of GENERAL MOTORS CORP.
Fig 12: Fuse Block - Underhood - C4
G02421998Courtesy of GENERAL MOTORS CORP.
Fig 13: Fuse Block - Underhood - C5
G02421999Courtesy of GENERAL MOTORS CORP.
Fig 14: Fuse Block - Underhood - C6
G02422000Courtesy of GENERAL MOTORS CORP.
Fig 15: Fuse Block - Underhood - C7
G02422001Courtesy of GENERAL MOTORS CORP.
Fig 16: Fuse Block - Body Label
G02422002Courtesy of GENERAL MOTORS CORP.
Fig 17: Fuse Block - Body - Label Usage
G02422003Courtesy of GENERAL MOTORS CORP.
Fig 18: Fuse Block - Body Top View
G02422004Courtesy of GENERAL MOTORS CORP.
Fig 19: Fuse Block - Body Bottom View
G02422005Courtesy of GENERAL MOTORS CORP.
Fig 20: Fuse Block - Body - C1 (1 Of 5)
G02422006Courtesy of GENERAL MOTORS CORP.
Fig 21: Fuse Block - Body - C1 (2 Of 5)
G02422007Courtesy of GENERAL MOTORS CORP.
Fig 22: Fuse Block - Body - C1 (3 Of 5)
G02422008Courtesy of GENERAL MOTORS CORP.
Fig 23: Fuse Block - Body - C1 (4 Of 5)
G02422009Courtesy of GENERAL MOTORS CORP.
Fig 24: Fuse Block - Body - C1 (5 Of 5)
G02422010Courtesy of GENERAL MOTORS CORP.
Fig 25: Fuse Block - Body - C2 (1 Of 4)
G02422011Courtesy of GENERAL MOTORS CORP.
Fig 26: Fuse Block - Body - C2 (2 Of 4)
G02422012Courtesy of GENERAL MOTORS CORP.
Fig 27: Fuse Block - Body - C2 (3 Of 4)
G02422013Courtesy of GENERAL MOTORS CORP.
Fig 28: Fuse Block - Body - C2 (4 Of 4)
G02422014Courtesy of GENERAL MOTORS CORP.
Fig 29: Fuse Block - Body - C4 (YF7)
G02422015Courtesy of GENERAL MOTORS CORP.
Fig 30: Fuse Block - Body - C5 (YF7)
G02422016Courtesy of GENERAL MOTORS CORP.
Fig 31: Fuse Block - Rear (PRP) - Top View
G02422017Courtesy of GENERAL MOTORS CORP.
Fuse Block - Rear (PRP) - Fuse Applications

No. Fuse/Circuit Breaker Rating Description
1 Access Panel Relay - Left Side Rear - Access Panel Latches - Left Side Rear
2 Dome Fluorescent Work Lamps Fuse 10 Dome Fluorescent Work Lamps (UF2)
3 Panel Actuator Fuse 15 Access Panel Relays
4 - - Not Used
5 Access Panel Relay - Left Side Front - Access Panel Latches - Left Side Front
6 Access Panel Relay - Right Side - Access Panel Latches - Right Side
Fig 32: Fuse Block - Rear (PRP) - Bottom View
G02422018Courtesy of GENERAL MOTORS CORP.
Fig 33: Fuse Block - Rear (PRP) Wire Entry (1 Of 2)
G02422019Courtesy of GENERAL MOTORS CORP.
Fig 34: Fuse Block - Rear (PRP) Wire Entry (2 Of 2)
G02422020Courtesy of GENERAL MOTORS CORP.
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