Chevy Express 2500 2004 Engine Fuse Box/Block Circuit Breaker Diagram
| SYMBOL | DESCRIPTION | AMPS |
|---|---|---|
| MINI FUSES | ||
| 1 | RADIO BAT | 15A |
| 2 | PCM BAT | 20A |
| 3 | LR STOP/TRN | 10A |
| 4 | RR STOP/TRN | 10A |
| 5 | TRLR BU | 10A |
| 6 | IGN O | 10A |
| 7 | STOP LP | 15A |
| 8 | RR DEF/HTD MIR | 20A |
| 9 | RT DRL/TRN | 10A |
| 10 | LT DL/TRN | 10A |
| 11 | TBC 4 | 15A |
| 12 | FUEL PUMP | 20A |
| 13 | TRLR | 30A |
| 14 | FLASHER | 15A |
| 15 | HORN | 15A |
| 16 | TBC 3 | 15A |
| 17 | TRL STOP/TRN | 15A |
| 18 | TBC 2 | 15A |
| 19 | TBC | 10A |
| 20 | RFA | 10A |
| 21 | ENG 2 | 10A |
| 22 | IGN E | 10A |
| 23 | ENG 1 | 15A |
| 24 | TBC IGN 1 | 10A |
| 25 | SPARE | - |
| 26 | ISRV | 10A |
| 27 | CRANK | 10A |
| 28 | BTSI | 10A |
| 29 | AUX PWR | 20A |
| 30 | CIGAR | 15A |
| 31 | IPC | 10A |
| 32 | A/CCC | 10A |
| 33 | SPARE | - |
| 34 | CAN VENT | 10A |
| 35 | SPARE | - |
| 36 | BTSI/BU | 15A |
| 37 | SIR | 10A |
| 38 | PCM IGN 1 | 15A |
| 39 | 02B | 15A |
| 40 | 02A | 15A |
| 41 | WPR | 15A |
| 42 | RH-LOBM | 10A |
| 43 | LH-LOBM | 10A |
| 44 | LH-HIBM | 10A |
| 45 | RH-HIBM | 10A |
| 46 | TBC ACC | 10A |
| 47 | FR WPR | 25A |
| 63 | SPARE | - |
| 64 | SPARE | - |
| J-CASE FUSE | ||
| 48 | ABS | 60A |
| 49 | IGN A | 40A |
| 50 | TRLR | 30A |
| 51 | BLOW | 40A |
| 52 | IGN B | 40A |
| MICRO RELAY | ||
| 53 | WPR | |
| 54 | A/C | |
| 55 | SPARE | |
| 56 | HDLP-HIBM | |
| 57 | FUEL PUMP | |
| 58 | HDLP-LOBM | |
| 59 | HORN | |
| MINI RELAY | ||
| 61 | STARTER | |
| 62 | SPARE | |
| CIRCUIT BREAKER | ||
| 60 | PWR SEAT | 30A |
| MEGA FUSE | ||
| 65 | - | 125A |
Chevy Express 2500 2004 Engine Fuse Panel/Board – Fuse Symbol Map
