| 1 | 15 A | Adjustable pedals |
| 2 | 10 A | ’05-’07: Cluster |
| 3 | 10 A | ’05-’07: Upfitter #3 |
| 4 | 20 A | Power point – instrument panel |
| 5 | 10 A | ’05-’07: Upfitter #4 |
| 6 | 20 A | ’02-’04: Trailer tow turn/stop relay |
| 7 | 30 A | High beam headlamps, Flash to pass |
| 8 | 15 A | ’03-’04, Diesel: Back-up lamps |
| 9 | 20 A | ’03-’04: Heated mirrors |
| 10 | — | ’02-’04: A/C clutch |
| 11 | 20 A | Radio (main) |
| 12 | 20 A | Cigar lighter, OBD II |
| 13 | 5 A | Power mirrors/switches |
| 14 | 15 A | ’02-’04: Daytime running lamps (DRL) |
| 17 | 15 A | Exterior lamps |
| 18 | 20 A | Turn lamps (flasher), Brake On-Off (BOO) lamps |
| 19 | 10 A | Body security module, 4×4 module |
| 20 | 10 A | ’03-’04, Diesel: Fuel Injection Control Module (FICM) relay (P0200, P0201, P0202, P0203) |
| 21 | 20 A | ’05-’07: Heated seats |
| 22 | 20 A | Engine control |
| 23 | 20 A | Gasoline: Engine controlDiesel: Climate control |
| 24 | 2 A | ’03-’04: Brake pressure switch, Speed control |
| 25 | 10 A | ’02-’04: 4-Wheel Anti-lock Brake System (4WABS) module, Variable Fan Control (VFC) (’03-’04, Diesel) |
| 26 | 10 A | Air bags |
| 27 | 15 A | Ignition switch Run feed |
| 28 | 10 A | ’02-’04: EATC module, Front blower relay coil’05-’07: Trailer tow EBC logic |
| 29 | 10 A | Customer access |
| 30 | 15 A | Highbeam headlamps |
| 31 | 15 A | ’02-’04: Clutch interlock switch (manual transmissions only), Transmission range sensor (automatic transmissions only) then to starter relay coil (all transmissions), 4×4’05:4×4’06-’07: Starter relay |
| 32 | 5 A | Radio (start) |
| 33 | 15 A | ’02-’04: Front wiper’05-’07: Cluster, 4×4, Wipers |
| 34 | 10 A | Brake on-off switch (Low current) |
| 35 | 10 A | Instrument cluster |
| 36 | 10 A | ’02-’04: PCM Memory |
| 37 | 15 A | Horn |
| 38 | 20 A | Trailer tow park lamps, backup lamps (’02) |
| 39 | 15 A | ’03-’04: Trailer tow back-up lamps’05-’07: Heated mirrors |
| 40 | 20 A | Fuel pump (P0087, P0230, P0231, P0232) |
| 41 | 10 A | Instrument cluster |
| 42 | 15 A | Delayed accessory |
| 43 | 10 A | Fog lamps |
| 45 | 10 A | Ignition switch Run/Start feed |
| 46 | 10 A | Left-hand low beam |
| 47 | 10 A | Right-hand low beam |
| 101 | 30 A | Trailer tow electric brake |
| 102 | 30 A | Door locks/Body security module |
| 103 | 50 A | ’02-’04: Ignition switch |
| 104 | 40 A | ’03-’04: Heated backlight |
| 105 | 30 A | ’02, Diesel: Injector driver module’03-’04, Diesel: Fuel heater (P0200, P0201, P0202, P0203) |
| 106 | 30 A | Front wiper main |
| 107 | 40 A | ’02-’04: Front blower motor |
| 108 | 30 A | ’05-’07: Upfitter #1 |
| 109 | 30 A | ’02-’04: Heated seats’05-’07: Upfitter #2 |
| 110 | 50 A | ’02-’04: Ignition switch |
| 111 | 30 A | ’02-’04: 4WD/Shift on the fly |
| 112 | 30 A | Left-hand power seats |
| 113 | 30 A | Starter motor |
| 114 | 30 A | Right-hand power seats |
| 115 | 20 A | ’02-’04: Trailer tow battery charge’05-’07: Upfitter control |
| 116 | 30 A | Ignition switch |
| 601 | 30 A | Circuit Breaker:Delayed accessory, Power windows, Moonroof |
| 602 | 60 A | ’02-’04: 4WABS module |