Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2006COBALT SS, 4D SEDAN, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 507 (AUTOMATIC TRANSAXLE - 4T65-E - INTRODUCTION (2 OF 2))COMPONENT LOCATORAUTOMATIC TRANSMISSION RELATED CONNECTORSTRANSMISSION CONTROL MODULE (TCM), ENGINE SIDE
2006 Chevrolet Cobalt SS, 4D Sedan, Standard
Transmission Control Module (TCM), Engine Side
2006 Chevrolet Cobalt SS, 4D Sedan, StandardSECTION Transmission Control Module (TCM), Engine Side
WARNING: This page is about a different car, the 2007 Chevrolet Monte Carlo and 2007 Chevrolet Impala. However, it is still accessible from the selected car via links, so may be relevant.
Transmission Control Module (TCM), Engine Side Connector Parts Information
Connector Part Information
|
Terminal Part Information
|
Transmission Control Module (TCM), Engine Side Connector Terminal Identification
| Pin | Wire Color | Circuit No. | Function |
|---|---|---|---|
| 1 | TN/BK | 422 | Torque Converter Clutch Pulse Width Modulated (TCC PWM) Solenoid Valve Control |
| 2 | L-GN | 1222 | 1-2 Shift Solenoid (SS) Valve Control |
| 3 | OG/BK | 1230 | Input Speed Sensor (ISS) High Signal |
| 4 | - | - | Not Used |
| 5 | BN/WH | 6354 | Output Speed Sensor (OSS) High Signal |
| 6 | TN | 2501 | High Speed GMLAN Serial Data Bus |
| 7 | TN/BK | 2500 | High Speed GMLAN Serial Data Bus |
| 8 | - | - | Not Used |
| 9 | YE | 657 | TCC Release Switch Signal |
| 10 | - | - | Not Used |
| 11 | BN | 1141 | Ignition 3 Voltage |
| 12-15 | - | - | Not Used |
| 16 | PU | 401 | VSS Low Signal |
| 17 | L-BU/WH | 1229 | Pressure Control (PC) Solenoid Valve Low Control |
| 18-19 | - | - | Not Used |
| 20 | YE/BK | 1223 | 2-3 Shift Solenoid (SS) Valve Control |
| 21-22 | - | - | Not Used |
| 23 | GY | 773 | Transmission Range Signal C |
| 24-25 | - | - | Not Used |
| 26 | D-BU/WH | 1231 | ISS Low Signal |
| 27-28 | - | - | Not Used |
| 29 | TN/WH | 771 | Transmission Range Signal A |
| 30 | BK | 452 | Low Reference |
| 31 | PK | 439 | Ignition 1 Voltage |
| 32 | RD/WH | 540 | Battery Positive Voltage |
| 33-34 | - | - | Not Used |
| 35 | YE/BK | 1227 | TFT Sensor Signal |
| 36 | - | - | Not Used |
| 37 | TN | 2501 | High Speed GMLAN Serial Data Bus |
| 38 | TN/BK | 2500 | High Speed GMLAN Serial Data Bus |
| 39 | WH | 776 | Transmission Range Signal P |
| 40 | OG/BK | 1228 | PC Solenoid Valve High Control |
| 41 | YE | 400 | VSS High Signal |
| 42 | L-GN | 526 | Stop Lamp Supply Voltage |
| 43-45 | - | - | Not Used |
| 46 | YE | 772 | Transmission Range Signal B |
| 47-48 | - | - | Not Used |
| 49 | BK/WH | 1451 | Ground |
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.