Diagnostic Aids
WARNING: This page is about a different car, the 2002 Pontiac Firebird and 2002 Chevrolet Camaro. However, it is still accessible from the selected car via links, so may be relevant.
- Inspect for the following conditions:
- Restrictions in the MAP sensor vacuum source.
- Vacuum hoses disconnected, damaged, or incorrectly routed.
- Intake manifold vacuum leaks.
- Vacuum leaks at the throttle body.
- If an intermittent condition exists, see INTERMITTENT CONDITIONS under SELF-DIAGNOSTIC SYSTEM.