Chevrolet Workshop Service and Repair Manuals > Lumina V6-204 3.4L DOHC (1991) > Transmission and Drivetrain | Automatic Transmission/Transaxle | Torque Converter Clutch, A/T | Component Information | Testing and Inspection | Chart C-8B - Torque Converter Clutch (4T60 Trans)

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Wiring Diagram Chart C-8C

CIRCUIT DESCRIPTION:

The 4T60-E transaxle uses two solenoids to control shifting. The ECM monitors the TPS and vehicle speed to determine the correct shift points.

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