Inspection/Maintenance EGR System Set Procedure: Description
WARNING: This page is about a different car, the 2002 Pontiac Grand Am, 2002 Oldsmobile Alero, 2002 Chevrolet Monte Carlo, and 2002 Chevrolet Impala. 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 EGR system. The test may be used to set I/M System Status indicators to YES. Ensure that vehicle meets the requirements in Conditions for Running DTC before performing this test. Failure to meet necessary requirements may produce inaccurate test results.