Exhaust Gas RECIRCULATION: Notes
WARNING: This page is about a different car, the 1998 Oldsmobile Aurora. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:
Use protective gloves, or allow exhaust system to cool, before work on exhaust system components.
Manufacturer does not provide many individual system and component testing. For EGR system testing not listed, perform related DTC testing procedure. See DIAGNOSTIC TROUBLE CODES. See TESTS W/CODES article.