Symptom Chart: Vehicle-Speed Related Vibrations

NOTE: Any assembly that is out of balance will only cause a first order vibration, it will not cause a higher order vibration.

Vehicle-Speed Related Vibrations

When a vehicle-speed related vibration is present, both tire-speed related vibration and driveshaft-speed related vibration calculations should be carried out.

Symptom Chart - Tire-Speed Related Vibrations

Condition	Possible Sources	Actions
First order tire vibration	Tire or wheel	REFER to Wheels and Tires , Symptom Chart: NVH.
	Wheel bearings	REFER to Wheels and Tires , Symptom Chart: NVH.
	Drive axle Halfshaft	REFER to Driveline System - General Information , Symptom Chart: NVH.
	Brake rotor or drum	REFER to Brake System - General Information , Symptom Chart: NVH.
Second order tire vibration	Tire or wheel	REFER to Wheels and Tires , Symptom Chart: NVH.
Third order tire vibration	Tire or wheel	REFER to Wheels and Tires , Symptom Chart: NVH.
Third order tire vibration	Drive axle Driveshaft Halfshaft	REFER to Driveline System - General Information , Symptom Chart: NVH.