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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 55 (Automatic Transaxle Diagnosis - 4T65-E) >> Diagnostic Tests >> DTC P0757: 2-3 Shift Solenoid Valve Performance >> Conditions For Setting DTC P0757

Conditions For Setting DTC P0757

WARNING: This page is about a different car, the 2002 Buick Regal, 2002 Buick Century, 2001 Buick Regal, and 2001 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.

DTC will set if following conditions both occur twice in one trip:

  1. Condition 1

    The PCM commands 3rd gear and the gear ratio indicates 2nd gear (1.52:1 to 1.62:1) for one second.

  2. Condition 2

    The PCM commands 4th gear and the gear ratio indicates 1st gear (2.87:1 to 2.97:1) for one second.

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