Test Description

WARNING: This page is about a different car, the 2003 GMC Sierra and 2003 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.

The numbers below refer to the step numbers on the diagnostic table.

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 P0756 (Steps 1 - 2)

Courtesy of GENERAL MOTORS CORP.

Fig 2: DTC P0756 (Steps 3 - 5)

Courtesy of GENERAL MOTORS CORP.