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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1467 (Automatic Transmission, 4L60-E/4L65-E (Troubleshooting)) >> Diagnostic Information and Procedures >> No Torque Converter Clutch (TCC) Release

No Torque Converter Clutch (TCC) Release

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. 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 External ground
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