Inspection/Maintenance (I/M) Catalyst System Set Procedure: Description
WARNING: This page is about a different car, the 2005 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
The purpose of this test is to satisfy the enable criteria necessary to execute I/M readiness diagnostics for the catalyst system. The test may be used to set the I/M System Status indicators to YES. Ensure the vehicle meets the requirements listed in Conditions for Running before performing this test. Failure to meet the necessary requirements may produce inaccurate test results.