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Home >> Chevrolet >> 2006 >> Silverado 1500 HD, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 237 (Automatic Transmission - 4L80-E/4L85-E (Service & Replacement)) >> Diagnostic Information and Procedures >> DTC P0757: Detected Non Third Gear Ratio While Third Gear Is Commanded >> Test Description

Test Description

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The number below refers to the step number on the diagnostic table.

  1. 2. This step tests that the PCM commanded all shifts, that all shift solenoid valves responded correctly, but that all the shifts did not occur.
Fig 1: DTC P0757
G02424382Courtesy of GENERAL MOTORS CORP.
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