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DTC codes / P28xx · Transmission / P287A

P287AClutch B Stuck Engaged

P287A indicates that the transmission control module (TCM) has detected a condition where clutch B is stuck in the engaged position when it should be disengaged. The computer monitors clutch B's hydraulic circuit and mechanical response, and it sets this code when the clutch fails to release or when the commanded state does not match the actual state.

SystemPowertrain
Code typeGeneric (all makes)
SeverityHigh
Fix difficultyProfessional
AreaTransmission

Guidance is general and written for all OBD-II vehicles. Exact tests and values vary by model, so confirm the fault before replacing parts.

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