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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 P0742, P0752, or P0757 >> Conditions for Setting the DTC >> Condition 2

Condition 2

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The TCM commands 3rd gear and the gear ratio indicates 4th gear, 0.67:1-0.74:1, for 2 seconds.



The TCM commands 4th gear and the gear ratio indicates 1st gear, 1.65:1-3.09:1, for 2 seconds.

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