Diagnostic Aids
WARNING: This page is about a different car, the 2002 Oldsmobile Intrigue and 2002 Oldsmobile Aurora. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
Do not operate AIR pump for more than 60 seconds. Continuous operation of AIR pump in excess of 60 seconds will damage the AIR pump.
Low system airflow can cause an intermittent condition. Check AIR system for pinched, kinked, restricted, or leaking pipes, hoses or fittings. Check for restricted AIR pump inlet duct/hose/filter. AIR pump is located in left front of engine compartment, mounted to subframe. Check for pinched, kinked, restricted, or leaking vacuum lines. Check components for heat damage. If heat damage is indicated, replace AIR shut-off valve on the bank that damage is present.