For 1990-2009 cars

Problem | Action
--- | ---
Broken belt in tire | Inspect tire for broken belt, repair as necessary. Refer to Tire Diagnosis - Waddle Complaint in Tires and Wheels.
Loose or oil soaked serpentine drive belt | Inspect serpentine belt, repair as necessary. Refer to Diagnostic Starting Point - Engine Mechanical in Engine Mechanical.
Variable effort steering malfunction | Inspect Variable effort steering. Refer to Diagnostic Starting Point - Variable Effort Steering in Variable Effort Steering.
Air in power steering system | Inspect power steering for air in system. Bleed power steering system. Refer to Power Steering System Bleeding .