Symptom Troubleshooting Chart - Wheels And Tires

SYMPTOM TROUBLESHOOTING CHART - WHEELS AND TIRES

Condition	Possible Cause	Action
Tires show excess wear on edge of tread	Underinflated tires	Adjust air pressure in tires.
	Vehicle overloaded	Return vehicle. Notify customer of overload condition.
	High-speed cornering	Return vehicle. Notify customer of cause of condition.
	Incorrect wheel alignment	Set toe to specification. See CAMBER AND CASTER ADJUSTMENT .
Tires show excess wear in center of tread	Tires overinflated	Adjust air pressure.
Other excessive tire wear problems	Improper tire air pressure	Adjust air pressure.
	Loose or leaking shock absorbers	Tighten or replace as necessary. See SHOCK ABSORBER .
	Front end out of alignment	Align front end. See CAMBER AND CASTER ADJUSTMENT . See AXLE NOISE - BEARING WHINE , .
	Front wheel bearings worn or damaged	See FRONT SUSPENSION .
	Loose, worn or damaged suspension components	See REAR SUSPENSION .
	Wheel and tire assembly out of balance	Balance wheel and tire assembly. See WHEEL AND TIRE INSPECTION / ADJUSTMENT , .
	Excessive lateral or radial runout of wheel or tire	See WHEEL AND TIRE INSPECTION / ADJUSTMENT , .
	Improper tire rotation intervals	Advise customer of condition.
Wobble or shimmy	Damaged wheel bearings	See AXLE NOISE - BEARING WHINE , . See bearing whine.
	Loose or damaged suspension components	Replace as necessary. See FRONT SUSPENSION . SeeREAR SUSPENSION .
	Bent wheel	Replace as necessary. See WHEEL AND TIRE INSPECTION / ADJUSTMENT , .
	Damaged tire	Replace as necessary. See WHEEL AND TIRE INSPECTION / ADJUSTMENT , .
	Loose lug nuts	Tighten to specification. See LUG BOLTS , .
High-Speed Shake	Wheel hub face/pilot/bolt circle runout Tires/wheels Wheel bearings Suspension/steering linkage Engine Transmission Brake rotors/drums - imbalance	See SUSPENSION NVH DIAGNOSIS , .
Vehicle vibration	Driveline - engine Tires	See SUSPENSION NVH DIAGNOSIS , .