Test Description
WARNING: This page does not describe the selected car, but rather 12 other vehicles, including the 2002 GMC Savana Special, 2002 GMC Savana Camper Special, 2002 GMC Savana, 2002 Chevrolet RV Cutaway, and 2002 Chevrolet Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
The numbers listed below refer to step numbers in the diagnostic procedure:
- 3
This step verifies a problem in the TFT sensor circuit inside the transmission. - 5
This step tests for higher than normal circuit voltage which may also damage the TFT sensor.