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Home >> Cadillac >> 2012 >> Escalade Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1232 (Automatic Transmission - 4L60-E/4L65-E/4L70-E - Removal & Installation, Service, Overhaul, Troubleshooting & Diagnosis) >> Diagnostic Information and Procedures >> No Torque Converter Clutch Release

No Torque Converter Clutch Release

WARNING: This page is about a different car, the 2008 GMC Yukon XL, 2008 GMC Yukon, 2008 Chevrolet Tahoe, 2008 Chevrolet Suburban, and 2008 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
No TCC Release

Checks Causes
TCC Solenoid Valve (Part of 66)
  • External ground
  • Clogged exhaust orifice
Converter (1) Internal damage
Valve Body Assembly (60) The converter clutch apply valve is stuck in the apply position
Oil Pump Assembly (4) The converter clutch valve is stuck
PCM/TCM External ground