Electrical Component Locator: Connectors
CONNECTORS LOCATION
| Component | Location |
|---|---|
| C100 (Diesel W/Active Brake Control) (Black, 30 Pin) | At left rear of engine compartment, near underhood fuse block. See Figure. |
| C100 (Gas W/O Active Brake Control) (Black, 16 Pin) | At left rear of engine compartment, near underhood fuse block. See Figure. |
| C101 (Diesel W/Active Brake Control) Black, 30 Pin) | At left rear of engine compartment, near underhood fuse block. See Figure. |
| C101 (Gas W/O Active Brake Control) (Black, 16 Pin) | At left rear of engine compartment, near underhood fuse block. See Figure. |
| C103 (Black, 2 Pin) | Near top center of engine. See Figure. |
| C104 (Heavy Duty) (Black, 2 Pin) | Near left side of radiator support. See Figure. |
| C104 (Light Duty) (Yellow, 2 Pin) | Near left side of radiator support. See Figure. |
| C105 (Black, 10 Pin) | Right front inner frame rail. See Figure. |
| C107 (6.6L) (Black, 40 Pin) | Left front of engine compartment. See Figure. |
| C107 (6.6L Turbo) (Black, 38 Pin) | Left front of engine compartment. See Figure. |
| C108 (6.6L) (Gray, 40 Pin) | Right front of engine. See Figure. |
| C108 (6.6L Turbo) (Black, 24 Pin) | Front right side of engine. See Figure. |
| C109 (Gray, 2 Pin) | At left rear of engine compartment. See Figure. |
| C110 (Black, 6 Pin) | Top left side of engine. See Figure. |
| C111 (6.6L) (Black, 8 Pin) | Top left side of engine. See Figure. |
| C111 (6.6L Turbo) (Green, 6 Pin) | Top left side of engine. See Figure. |
| C112 (Black, 4 Pin) | Rear right side of engine. See Figure. |
| C114 (Black, 10 Pin) | On left outer frame rail. See Figure. |
| C115 (Black, 8 Pin) | Right side of engine. See Figure. |
| C126 (Gray, 7 Pin) | On top of left valve cover. See Figure. |
| C127 (Gray, 7 Pin) | On top of right valve cover. See Figure. |
| C128 (Black, 8 Pin) | Rear oxygen sensor harness, near right frame rail. See Figure. |
| C141 (Gray, 2 Pin) | At left rear of engine compartment, near firewall. See Figure. |
| C174 (Black, 30 Pin) | On left frame rail near fuel pump. See Figure. |
| C175 (4L60-E/4L65-E/4L70-E) (Gray, 20 Pin) | On right side of transmission. See Figure. |
| C175 (4L80-E/4L85-E) (Gray, 20 Pin) | On left side of transmission. See Figure. |
| C200 (Black, 48 Pin) | At base of steering column. See Figure. |
| C203 (RV Upfitter Option) (Black, 2 Pin) | Near top of right "B" pillar. See Figure. |
| C220 (Gray, 2 Pin) | Behind left side of dash, above parking brake. See Figure. |
| C221 (Gray, 6 Pin) | Behind left side of dash, above brake pedal. See Figure. |
| C222 (Black, 4 Pin) | Behind left side of dash, near parking brake. See Figure. |
| C225 (Black, 12 Pin) | Behind right kick panel. See Figure. |
| C275 (Heavy Duty) (Yellow, 2 Pin) | At base of steering column. See Figure. |
| C275 (Light Duty) (Yellow, 4 Pin) | At base of steering column. See Figure. |
| C300 (Yellow, 2 Pin) | Near body fuse block. See Figure. |
| C303 (Black, 8 Pin) | Near top of left "B" pillar. See Figure. |
| C304 (Black, 12 Pin) | Near top of left "B" pillar. See Figure. |
| C305 (Gray, 3 Pin) | Under vehicle, on left frame rail. See Figure. |
| C306 (Heavy Duty) (Black, 2 Pin) | Below right front seat. See Figure. |
| C306 (Light Duty) (Black, 12 Pin) | Below right front seat. See Figure. |
| C307 (Heavy Duty) (Black, 4 Pin) | Below left front seat. See Figure. |
| C307 (Light Duty) (Black, 6 Pin) | Below left front seat. See Figure. |
| C311 (Black, 40 Pin) | Behind left kick panel. See Figure. |
| C312 (Black, 18 Pin) | Behind right kick panel. See Figure. |
| C314 (Black, 10 Pin) | Under vehicle, on left frame rail. See Figure. |
| C316 (Black, 6 Pin) | In front of fuel pump on frame rail. See Figure. |
| C318 (Gray, 40 Pin) | Behind left kick panel. See Figure. |
| C319 (Black, 8 Pin) | Behind left kick panel. See Figure. |
| C320 (Black, 16 Pin) | Near base of left "C" pillar. See Figure. |
| C321 (Black, 4 Pin) | Near center of left "C" pillar. See Figure. |
| C400 (Black, 8 Pin) | Near center of right "D" pillar. See Figure. |
| C401 (Black, 6 Pin) | Center of left "D" pillar. See Figure. |
| C402 (Black, 6 Pin) | Center of right "D" pillar. See Figure. |
| C405 (Black, 10 Pin) | Chassis harness to cutaway rear lighting connector, near left rear frame rail. See Figure. |
| C406 (Black, 2 Pin) | Under vehicle, on left frame rail. See Figure. |
| C407 (Auxiliary Heater Provisions) (Gray, 6 Pin) | Near auxiliary HVAC assembly. See Figure. |
| C407 (Auxiliary Heater & Rear A/C) (Gray, 6 Pin) | On rear auxiliary HVAC. See Figure. |
| C409 (Auxiliary Heater & Rear A/C) (Black, 2 Pin) | Near auxiliary HVAC assembly. See Figure. |
| C409 (135 Wheel Base - Auxiliary Heater/Rear A/C) (Black, 2 Pin) | At left rear corner of vehicle. See Figure. |
| C411 (Black, 6 Pin) | Near center of left "D" pillar. See Figure. |
| C412 (Black, 3 Pin) | Near center of right "D" pillar. See Figure. |
| C413 (Black, 2 Pin) | At left rear frame rail. See Figure. |
| C414 (Black, 2 Pin) | At right rear frame rail. See Figure. |
| C415 (Black, 4 Pin) | At rear of vehicle, on center of rear roof rail. See Figure. |
| C417 (Black, 2 Pin) | Near top of left "C" pillar. See Figure. |
| C419 (Black, 2 Pin) | At rear of vehicle, on center of rear roof rail. See Figure. |
| C420 (Black, 12 Pin) | Near top of right "B" pillar. See Figure. |
| C901 (Gray, 2 Pin) | In left rear cargo door. See Figure. |
| C902 (Gray, 2 Pin) | In right rear cargo door. See Figure. |