Where is the torque converter clutch solenoid located on a 1998 Chevy Lumina 3.1?

On a 1998 Chevy Lumina with a 3.1L engine, the torque converter clutch solenoid is typically located on the transmission, specifically on the valve body. It can be accessed from underneath the vehicle, usually requiring the removal of the transmission pan for better access. The solenoid is usually mounted to the side of the valve body and connected by electrical wiring and fluid passages. Always consult a repair manual for specific details and diagrams for your vehicle.