GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2002 🢒 GMC MD Steel Tilt (W Model) 🢒 Transmission/Transaxle 🢒 Automatic Transmission - 4L80-E 🢒 Torque Converter Clutch Stuck On

Torque Converter Clutch Stuck On for GMC Truck GMC MD Steel Tilt (W Model) 2002

TCC Stuck On

Checks

Cause

Gasket (6)

Damaged

TCC Shift Solenoid Valve (323)
    • Stuck On
    • Pinched wire to ground

TCC Apply Valve (324)

Stuck

Quad Driver Module

Failed

Check PCM for current DTCs.

Refer to Incorrect Torque Converter Clutch Apply or Release.