Torque Converter Clutch (TCC) Solenoid

Disconnect harness connector to TCC solenoid. Measure resistance between TCC solenoid terminals. SeeFig 1-Fig 6 . Solenoid resistance should be greater than 20 ohms.

Fig 1: Torque Converter Clutch Schematic (2.5L & 2.8L)

Courtesy of GENERAL MOTORS CORP.

Fig 2: Torque Converter Clutch Schematic (3.1L)

Courtesy of GENERAL MOTORS CORP.

Fig 3: Torque Converter Clutch Schematic (3.8L)

Courtesy of GENERAL MOTORS CORP.

Fig 4: Torque Converter Clutch Schematic (4.3L Turbo PFI)

Courtesy of GENERAL MOTORS CORP.

Fig 5: TCC Schematic (4.3L, 5.0L & 5.7L W/4L60-E Transmission)

Courtesy of GENERAL MOTORS CORP.

Fig 6: Torque Converter Clutch Schematic (5.7L With 4L80-E Trans.)

Courtesy of GENERAL MOTORS CORP.