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 MANUALSCHEVROLET2011MALIBU LTZ, 2.4 1REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 340 (AUTOMATIC TRANSAXLE - 4T45-E - INTRODUCTION (2 OF 2))COMPONENT LOCATORAUTOMATIC TRANSMISSION RELATED CONNECTORSTRANSMISSION CONTROL MODULE (TCM), ENGINE SIDE
2011 Chevrolet Malibu LTZ, 2.4 1
Transmission Control Module (TCM), Engine Side
2011 Chevrolet Malibu LTZ, 2.4 1SECTION Transmission Control Module (TCM), Engine Side
WARNING: This page is about a different car, the 2007 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.
Transmission Control Module (TCM), Engine Side Connector & Terminal Parts Information
Connector Part Information
|
Transmission Control Module (TCM), Engine Side 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 |
| 4-5 | - | - | Not Used |
| 6 | TN | 2501 | High Speed GMLAN Serial Data Bus - (CAN) |
| 7 | TN/BK | 2500 | High Speed GMLAN Serial Data Bus + (CAN) |
| 8 | - | - | Not Used |
| 9 | YE | 657 | TCC Release Switch Signal |
| 10 | - | - | Not Used |
| 11 | BN | 4 | Accessory Voltage |
| 12-15 | - | - | Not Used |
| 16 | PU | 401 | Output Speed Sensor (OSS) Low Signal |
| 17 | L-BU/WH | 1229 | Pressure Control (PC) Solenoid Valve Low Control |
| 18-19 | - | - | Not Used |
| 20 | YE/BK | 1223 | 2-3 SS Valve Control |
| 21-22 | - | - | Not Used |
| 23 | GY | 773 | Transmission Range Switch Signal C |
| 24-25 | - | - | Not Used |
| 26 | D-BU/WH | 1231 | ISS Low Signal |
| 27-28 | - | - | Not Used |
| 29 | BK/WH | 771 | Transmission Range Switch Signal A |
| 30 | TN | 2762 | Transmission Fluid Temperature (TFT) Sensor Low Reference |
| 31 | PK | 1039 | Ignition 1 Voltage |
| 32 | RD/WH | 840 | Battery Positive Voltage |
| 33 | OG | 1226 | Transmission Fluid Pressure (TFP) Switch Signal C |
| 34 | - | - | Not Used |
| 35 | YE/BK | 1227 | TFT Sensor Signal |
| 36 | - | - | Not Used |
| 37 | TN | 2501 | High Speed GMLAN Serial Data Bus - (CAN) |
| 38 | TN/BK | 2500 | High Speed GMLAN Serial Data Bus + (CAN) |
| 39 | WH | 776 | Transmission Range Switch Signal P |
| 40 | OG/BK | 1228 | PC Solenoid Valve High Control |
| 41 | YE | 400 | OSS High Signal |
| 42 | L-BU/WH | 20 | Stop Lamp Switch Signal |
| 43 | - | - | Not Used |
| 44 | D-BU | 1225 | TFP Switch Signal B |
| 45 | - | - | Not Used |
| 46 | YE | 772 | Transmission Range Switch Signal B |
| 47-48 | - | - | Not Used |
| 49 | BK/WH | 451 | 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.