Powertrain Control Module (PCM) C1
WARNING: This page is about a different car, the 2006 Pontiac Montana SV6, 2006 Chevrolet Uplander, and 2006 Buick Terraza. However, it is still accessible from the selected car via links, so may be relevant.
Powertrain Control Module (PCM) Connector End Views
Connector Part Information
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Terminal Part Information
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Powertrain Control Module (PCM) C1
| Pin | Wire Color | Circuit No. | Function |
|---|---|---|---|
| 1-3 | - | - | Not Used |
| 4 | GY | 2700 | 5-Volt Reference |
| 5 | - | - | Not Used |
| 6 | BN/WH | 419 | MIL Control |
| 7 | BK/WH | 2751 | Low Reference |
| 8 | TN | 2759 | Low Reference |
| 9 | - | - | Not Used |
| 10 | WH | 1310 | EVAP Canister Vent Solenoid Control |
| 11-14 | - | - | Not Used |
| 15 | D-GN | 1049 | Class 2 Serial Data |
| 16-17 | - | - | Not Used |
| 18 | BN | 1141 | Ignition 3 Voltage |
| 19 | PK | 439 | Ignition 1 Voltage |
| 20 | RD/WH | 540 | Battery Positive Voltage |
| 21 | - | - | Not Used |
| 22 | D-GN | 389 | Vehicle Speed Signal |
| 23 | YE/BK | 625 | Starter Enable Relay Control |
| 24 | BN | 5069 | Powertrain Relay Control |
| 25 | - | - | Not Used |
| 26 | D-GN | 890 | Fuel Tank Pressure Sensor Signal |
| 27-30 | - | - | Not Used |
| 31 | OG/BK | 380 | A/C Refrigerant Pressure Sensor Signal |
| 32 | L-GN | 526 | Stop Lamp Supply Voltage |
| 33 | D-GN/WH | 459 | A/C Compressor Clutch Relay Control |
| 34-36 | - | - | Not Used |
| 37 | D-GN/WH | 465 | Fuel Pump Relay Control |
| 38-42 | - | - | Not Used |
| 43 | PU | 1589 | Fuel Level Sensor Signal |
| 44 | GY | 1884 | Cruise Control Switch Signal |
| 45-47 | - | - | Not Used |
| 48 | D-GN | 335 | Low Speed Cooling Fan Relay Control |
| 49 | - | - | Not Used |
| 50 | D-BU | 473 | High Speed Cooling Fan Relay Control |
| 51-52 | - | - | Not Used |
| 53 | GY | 2709 | 5-Volt Reference |
| 54-56 | - | - | Not Used |