Inspection/Maintenance Air System Set Procedure: Description
WARNING: This page is about a different car, the 2001 GMC Savana, 2001 Chevrolet RV Cutaway, 2001 Chevrolet Cutaway, and 2001 Chevrolet Chevy Express. However, it is still accessible from the selected car via links, so may be relevant.
The purpose of this test is to satisfy enable criteria necessary to execute I/M readiness diagnostics for Secondary Air Injection (AIR) system. Test may be used to set I/M SYSTEM STATUS to YES.