Diagnostic Aids
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.
- System will go lean if an injector is not suppling enough fuel.
- A lean condition could be present during high fuel demand.
- Using scan tool, review failure records.