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Home >> GMC >> 2003 >> Yukon Denali >> Repair and Diagnosis >> External Pages >> Different car >> Section 457 (Automatic Transmission - 4L80-E/4L85-E Diagnosis (DTC P0218 To DTC P2771)) >> Diagnosis >> DTC P0894 >> Conditions for Setting the DTC >> Notes

Conditions for Setting the DTC: Notes

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

The PCM detects slip in the torque converter clutch and /or the fourth gear clutch pack with the TCC in an apply or locked mode. DTC P1870 sets during the second consecutive trip when one of the following conditions occur: