Inspection/Maintenance Component Monitoring System Set Procedure: Description
WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. 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 diagnostic tests for the Component Monitoring System. The test may be used to set the I/M System Status to YES. Ensure that the vehicle meets the requirements in Conditions for Running before performing this test. Failure to meet the necessary requirements may produce inaccurate test results.