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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1067 (Automatic Transmission - 4L60-E/4L65-E Diagnosis (P0894-P2797)) >> Diagnosis >> DTC P0894 >> Conditions for Setting the DTC >> Condition 1

Condition 1

WARNING: This page is about a different car, the 2004 GMC Sierra and 2004 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.

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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