Visual/Physical Inspection
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
- Inspect for aftermarket devices which could affect the operation of the Air Suspension System. Refer to Checking Aftermarket Accessories in Wiring Systems.
- Inspect the easily accessible or visible system components for obvious damage or conditions which could cause the symptom.
- Inspect the air springs for damage or leaks.
- Inspect the air lines to air springs and inflator valve for leaks, damage or kinks.
- Inspect the air lines and inflator valve fittings for leaks.
- Inspect the inflator valve for leaks.
- Inspect the height sensors and sensor links for any damage or disconnected components.