Test Description
WARNING: This page does not describe the selected car, but rather 6 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 below refer to the step numbers in the diagnostic procedures.
- 1
Make sure that you perform the I/M System Check before performing this test. Failure to do so may result in difficulty updating the status to YES. - 2
This step initiates the Component Monitoring Tests. - 3
The cruise portion of the step runs a portion of the Component Monitoring Tests and to prepare for the remaining tests. - 4
The acceleration portion of the step completes the Component Monitoring Tests and the idle portion completes the Misfire Monitoring diagnostic tests. - 5
Perform the individual system test for any of the systems that do not update to YES. - 6
The I/M System Status only reports on whether or not a diagnostic test has run, not the outcome of the test. If any emission related DTC sets after the tests are complete, the DTC will require diagnosis.