Inline Harness Connectors: C108
WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
C108 Main Engine Harness to Engine Jumper Harness Terminal Identification (LLY/LB7)
| Connector Part Information |
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Connector Part Information |
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|---|---|---|---|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function | Pin | Wire Color | Circuit No. | Function |
| A1-A2 | - | - | Not Used | A1-A2 | - | - | Not Used |
| A3 | DK BLU/ WHT |
5763 | EGR Valve Position Signal (LLY) | A3 | BRN/ WHT |
5763 | EGR Valve Position Signal (LLY) |
| A4 | BRN | 5347 | IA Heater Relay Control (LB7) | A4 | PPL | 5347 | IA Heater Relay Control (LB7) |
| A5 | PNK | 5349 | Intake Heater Diag 1 (LB7) | A5 | TAN | 5349 | Intake Heater Diag 1 (LB7) |
| A6 | WHT/BLK | 2932 | 5-Volt Reference | A6 | WHT/BLK | 2932 | 5-Volt Reference |
| A7 | ORN/BLK | 1057 | Low Reference | A7 | ORN/BLK | 1057 | Low Reference |
| A8 | GRY/BLK | 433 | BARO Sensor Signal | A8 | GRY/BLK | 433 | BARO Sensor Signal |
| B1 | DK GRN | 2362 | SAE J1939 Serial Data Bus- | B1 | DK GRN | 2362 | SAE J1939 Serial Data Bus- |
| B2 | - | - | Not Used | B2 | - | - | Not Used |
| B3 | YEL/BLK | 2754 | Low Reference (LLY) | B3 | BLK | 2754 | Low Reference (LLY) |
| B4 | DK BLU | 5930 | Turbocharger Vane Position Control Solenoid Valve High control (LLY) | B4 | DK BLU | 5930 | Turbocharger Vane Position Control Solenoid Valve High control (LLY) |
| B5 | WHT | 1310 | EGR Vacuum Vent Solenoid Control (LB7) (California Emissions Only) | B5 | WHT | 1310 | EGR Vacuum Vent Solenoid Control (LB7) (California Emissions Only) |
| WHT | 5931 | Low Reference (LLY) | WHT | 5931 | Low Reference (LLY) | ||
| B6 | DK GRN /WHT |
428 | EGR Throttle Valve Vacuum Solenoid Control (LB7) (California Emissions Only) | B6 | DK GRN /WHT |
428 | EGR Throttle Valve Vacuum Solenoid Control (LB7) (California Emissions Only) |
| TAN | 5929 | 5-Volt Reference (LLY) | ORN/BLK | 5929 | 5-Volt Reference (LLY) | ||
| B7 | WHT | 257 | EGR Valve Vacuum Solenoid Control (LB7) (California Emissions Only) | B7 | WHT | 257 | EGR Valve Vacuum Solenoid Control (LB7) (California Emissions Only) |
| ORN/BLK | 5928 | Low Reference (LLY) | TAN | 5928 | Low Reference (LLY) | ||
| B8 | BRN | 1456 | EGR Valve Vacuum Sensor Signal (LB7) (California Emissions Only) | B8 | BRN | 1456 | EGR Valve Vacuum Sensor Signal (LB7) (California Emissions Only) |
| YEL | 5775 | Turbocharger Vane Position Sensor Signal (LLY) | YEL | 5775 | Turbocharger Vane Position Sensor Signal (LLY) | ||
| C1 | YEL | 2361 | SAE J1939 Serial Data Bus+ | C1 | YEL | 2361 | SAE J1939 Serial Data Bus+ |
| C2 | - | - | Not Used | C2 | GRY/BLK | 5765 | Fuel Filter Pressure Switch Signal |
| C3 | PPL | 2703 | 5-Volt Reference (LLY) | C3 | GRY | 2703 | 5-Volt Reference (LLY) |
| C4 | PNK | 5764 | EGR Motor High Control (LLY) | C4 | ORN/BLK | 5764 | EGR Motor High Control (LLY) |
| C5 | YEL | 5348 | Intake Heater Diag 2 (LB7) | C5 | TAN | 5348 | Intake Heater Diag 2 (LB7) |
| WHT | 5746 | EGR Motor Low Control (LLY) | LT GRN /BLK |
5746 | EGR Motor Low Control (LLY) | ||
| C6 | GRY | 597 | 5-Volt Reference | C6 | GRY | 597 | 5-Volt Reference |
| C7 | ORN/BLK | 469 | Low Reference | C7 | ORN/BLK | 469 | Low Reference |
| C8 | LT GRN | 432 | Turbocharger Boost Sensor Signal | C8 | LT GRN | 432 | Turbocharger Boost Sensor Signal |