Initial Inspection and Diagnostic Overview

Suspension System

Inspection and Verification
1. Road test.
^ Verify the customer's concern by performing a road test on a smooth road. If any vibrations are apparent, refer to Noise, Vibration and Harshness Diagnosis.
2. Inspect tires.
^ Check the tire pressure with all normal loads in the vehicle and the tires cold. Refer to the Vehicle Certification (VC) label.
^ Verify that all tires are sized to specification.
^ Inspect the tires for incorrect wear and damage.
3. Inspect chassis and underbody.
^ Remove any excessive accumulation of mud, dirt or road deposits from the chassis and underbody.
4. Inspect for aftermarket equipment.
^ Check for aftermarket changes to the steering, suspension, wheel and tire components (such as competition, heavy duty. etc.) The specifications shown do not apply to vehicles equipped with aftermarket equipment.





5. If an obvious cause for an observed or reported condition is found, correct the cause (if possible) before proceeding to the next step.
6. If the fault is not visually evident, determine the symptom and proceed to the following symptom chart. Symptom Related Diagnostic Procedures