Electrical Component Locator: Connectors
CONNECTORS LOCATION
| Component | Location |
|---|---|
| C100 (3.8L) (Black, 20 Pin) | Rear of engine. See Figure. |
| C100 (5.3L) (Black, 20 Pin) | Left rear of engine. See Figure. |
| C101 (3.8L) (Except Active Brake Control) (Gray, 13 Pin) | Left rear of engine compartment. See Figure. |
| C101 (3.8L) (W/Active Brake Control) (Gray, 20 Pin) | Left rear of engine compartment. See Figure. |
| C101 (5.3L) (Gray, 20 Pin) | Left rear of engine compartment. See Figure. |
| C102 (Black, 16 Pin) | Engine wiring harness to fuel injector wiring harness, on top of engine, near generator. |
| C103 (Black, 3 Pin) | I/P wiring harness to engine wiring harness, on left side of engine compartment, on front of strut tower. |
| C105 (Gray, 4 Pin) | Dash wiring harness to battery cable wiring harness, near battery. |
| C107 (Light Gray/Gray, 8 Pin) | Top left side of engine. See Figure. |
| C108 (Light Gray/Gray, 5 Pin) | Top right side of engine. See Figure. |
| C110 (Black, 10 Pin) | Engine wiring harness to ignition control module wiring harness, on top of engine, near ignition control module. See Figure. |
| C113 (Gray, 14 Pin) | Engine wiring harness to automatic transaxle harness, on left side of engine compartment, on top of transmission. |
| C120 (Black, 3 Pin) | Lower right side of engine compartment, below battery tray. |
| C120 (3.8L) (Black, 6 Pin) | Lower right side of engine compartment. See Figure. |
| C120 (5.3L) (Black, 8 Pin) | Lower right side of engine compartment. See Figure. |
| C126 (Black, 3 Pin) | Engine wiring harness to engine coolant temperature sensor jumper harness, on top center of engine, on intake manifold. See Figure. |
| C141 (Black, 8 Pin) | Forward lamp wiring harness to left headlamp wiring harness, behind headlamp. |
| C142 (Black, 8 Pin) | Forward lamp wiring harness to right headlamp wiring harness, behind headlamp. |
| C181 (Black, 10 Pin) | I/P wiring harness to engine wiring harness, on left side of engine compartment, on front of strut tower. |
| C200 (Black, 56 Pin) | I/P wiring harness to body wiring harness, behind right side of dash, near shroud. See Figure. |
| C201 (Black, 48 Pin) | I/P wiring harness to steering column wiring harness, behind dash on right side of steering column. See Figure. |
| C202 | Right side of dash. See Figure. |
| C204 (Black, 4 Pin) | I/P wiring harness to body wiring harness, behind right side of dash, near shroud. |
| C205 (Black, 4 Pin) | I/P wiring harness to SIR coil wiring harness, behind dash, on right side of steering column. |
| C215 (Yellow, 2 Pin) | I/P wiring harness to SIR coil wiring harness, behind dash, on right side of steering column. |
| C216 (Yellow, 2 Pin) | I/P wiring harness to dash inflator module wiring harness, behind dash, on right side of steering column. |
| C240 (Natural, 10 Pin) | I/P wiring harness to front floor console wiring harness, behind front end of console. See Figure. |
| C241 | I/P wiring harness, behind front end of console. See Figure. |
| C242 (Black, 3 Pin) | I/P wiring harness to ashtray wiring harness, behind ashtray. |
| C290 (1 Pin) | I/P antenna to body harness antenna lead, behind right side of dash, near base of "A" pillar. See Figure. |
| C291 | Left side of upper left footwell. See Figure. |
| C301 (Black, 40 Pin) | Body wiring harness to left front door wiring harness, behind trim, at base of "A" pillar. |
| C302 (Black, 40 Pin) | Body wiring harness to right front door wiring harness, behind trim, at base of "A" pillar. |
| C303 | In driver's door. See Figure. |
| C304 | In center of front passenger's door. See Figure. |
| C311 (Black, 6 Pin) | Body wiring harness to driver seat wiring harness, below driver seat. See Figure. |
| C312 | Under driver's seat. See Figure. |
| C316 | Under driver's seat. See Figure. |
| C325 (Black, 2 Pin) | Body wiring harness to console harness, under center console. |
| C355 (Black, 8 Pin) | Body wiring harness to left rear door wiring harness, behind trim, at base of "B" pillar. |
| C356 (Black, 8 Pin) | Body wiring harness to right door wiring harness, behind trim, at base of "B" pillar. |
| C390 (Black, 8 Pin) | Body wiring harness to roof wiring harness, above rear package shelf, near left rear "C" pillar. |
| C391 (Black, 8 Pin) | Body wiring harness to roof wiring harness, above rear package shelf, near left rear "C" pillar. |
| C393 | Body wiring harness cellular telephone coax to roof wiring harness cellular telephone coax, above rear package shelf, near left rear "C" pillar. |
| C398 (Black, 2 Pin) | Roof harness to sun roof harness, above headliner, near right sunshade. |
| C399 (1 Pin) | Body harness antenna to radio antenna module lead, under right rear deck trim panel. |
| C400 (Black, 6 Pin) | Body wiring harness to rear lamp wiring harness, behind trim, at right rear corner of rear compartment. |
| C405 (Gray, 6 Pin) | Body wiring harness to fuel tank wiring harness, in rear compartment floor, forward of spare tire well. |
| C423 (Light Gray, 22 Pin) | Body wiring harness to OnStar® jumper harness, in rear compartment, near vehicle interface unit. |
| C430 (Black, 4 Pin) | Body wiring harness to rear compartment lid lock release wiring harness, in rear compartment, under left side of rear window panel. |