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Home >> GMC >> 1995 >> Forward Control 4.3 Z, Standard >> Repair and Diagnosis (Single Page) >> Transmission >> Automatic Trans >> Automatic Transmission Overhaul - 4L80-E >> Trouble Shooting >> Symptom Diagnosis >> TCC Does Not Release

TCC Does Not Release

PCM or TCM-controlled TCC solenoid stuck on or does not exhaust. Control valve assembly converter clutch apply valve stuck in apply position. Faulty PCM or TCM.

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