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Home >> Chevrolet >> 2011 >> Impala LS, 3.9 M >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 21 (Automatic Transmission - 4T65-E - DTC PO218 Through DTC P2534) >> DTC P0741, P0751, or P0756 >> Conditions for Setting the DTC >> Condition 1

Condition 1

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The TCM commands 1st gear and the gear ratio indicated 2nd gear, 1.48:1-1.65:1. for 2 seconds.



The TCM commands 1st gear with the transmission OSS 160 RPM or greater, the TCC slip speed is -20 RPM or greater, and the gear ratio indicates 4th gear, 0.65:1-1.87:1, for 3 seconds.