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Electrical Component Locator: Connectors

CONNECTORS LOCATION

Component Location
C100 (Early Production) (Black, 24 Pin) At left rear of engine compartment, near underhood fuse block. See Figure .
C100 (Late Production) (Black, 14 Pin) At left rear of engine compartment, near underhood fuse block. See Figure .
C101 (Black, 16 Pin) At left rear of engine compartment, near underhood fuse block. See Figure .
C103 (Black, 2 Pin) Near top center of engine.
C104 (Early Production) (Black, 2 Pin) Near left side of radiator support.
C104 (Late Production) (Yellow, 2 Pin) Near left side of radiator support.
C109 (Black, 2 Pin) At left rear of engine compartment, near underhood lamp. See Figure .
C126 (Light Gray, 8 Pin) On top of left valve cover.
C127 (4.8L VIN V) (Light Gray, 8 Pin) On top of right valve cover. See Figure .
C127 (5.3L VIN T) (Light Gray, 8 Pin) On top of right valve cover. See Figure .
C127 (6.0L VIN U) (Light Gray, 8 Pin) On top of right valve cover. See Figure .
C128 (Black, 8 Pin) Rear oxygen sensor harness, near right frame rail.
C141 (Light Gray/Black, 2 Pin) At left rear of engine compartment, near firewall.
C175 (4L60-E) (Gray, 20 Pin) On right side of transmission.
C175 (4L80-E) (Gray, 20 Pin) On left side of transmission.
C200 (Gray/Black, 48 Pin) At base of steering column. See Figure .
C201 Behind right kick panel. See Figure .
C202 Behind right kick panel. See Figure .
C203 (Black, 2 Pin) Near top of right "B" pillar.
C204 (Black, 3 Pin) Behind right side of dash, near BCM.
C205 (Gray/Black, 24 Pin) Behind right side of dash, near BCM.
C206 (Light Blue, 24 Pin) Behind right side of dash, near BCM.
C220 (Gray, 2 Pin) Behind left side of dash, above parking brake.
C221 (Light Gray/Gray, 6 Pin) Behind left side of dash, above brake pedal.
C222 (Black, 4 Pin) Behind left side of dash, near parking brake.
C225 (Black, 12 Pin) Behind right kick panel. See Figure .
C300 (Yellow, 2 Pin) Near body fuse block. See Figure .
C303 (Black, 6 Pin) Near top of left "B" pillar.
C304 (Black, 12 Pin) Near top of left "B" pillar.
C306 (Heavy Duty) (Black, 2 Pin) Below right front seat.
C306 (Light Duty) (Black, 12 Pin) Below right front seat.
C307 (Heavy Duty) (Black, 4 Pin) Below left front seat.
C307 (Light Duty) (Black, 6 Pin) Below left front seat.
C311 (Black, 40 Pin) Behind left kick panel.
C312 (Black, 18 Pin) Behind right kick panel.
C318 (Light Gray, 40 Pin) Behind left kick panel. See Figure .
C319 (Black, 8 Pin) Behind left kick panel.
C320 (Black, 16 Pin) Near base of left "C" pillar.
C321 (Black, 4 Pin) Near center of left "C" pillar.
C400 (Black, 8 Pin) Near center of right "D" pillar. See Figure .
C405 (Black, 10 Pin) Chassis harness to cutaway rear lighting connector, near left rear frame rail.
C407 (W/Auxiliary HVAC) (Gray, 6 Pin) Near auxiliary HVAC assembly.
C407 (W/O Auxiliary HVAC) (Gray, 6 Pin) Near base of left "B" pillar.
C409 (W/Auxiliary HVAC) (Black, 2 Pin) Near auxiliary HVAC assembly.
C409 (W/O Auxiliary HVAC) (Black, 2 Pin) Near base of left "B" pillar.
C411 (Black, 6 Pin) Near center of left "D" pillar. See Figure .
C412 (Black, 3 Pin) Near center of right "D" pillar. 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.
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.
C901 (Gray, 2 Pin) In left cargo door, near grommet.
C902 (Gray, 2 Pin) In right cargo door, near grommet.