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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission - 4L60-E/4L65-E (Service & Replacement) >> Diagnostic Information and Procedures >> DTC P0894: Excessive TCC Slip >> Conditions for Setting the DTC >> Condition 1

Condition 1

If the TCC slip speed is 130-800 RPM for 7 seconds, then the PCM will command maximum line pressure and freeze shift adapts from being updated.

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