For 1990-2009 cars

Tire waddle is a side to side movement at the front of the vehicle and/or the rear of the vehicle. Tire waddle can be caused by the following conditions:

• | A steel belt not being straight within the tire

• | Excessive lateral runout of the tire

• | Excessive lateral runout of the wheel

The tire waddle is most noticeable at a low speed of about 8-48 km/h (5-30 mph). Tire waddle may appear as ride roughness at 80-113 km/h (50-70 mph). Tire waddle may appear as a vibration at 80-113 km/h (50-70 mph).

### Inspection Procedure

1. Raise and support the vehicle with safety stands. Refer to Lifting and Jacking the Vehicle .

Warning: Wear gloves when inspecting the tires in order to prevent personal injury from steel belts sticking through the tire.

2. Perform the following preliminary inspection:

2.1. | Mark the tire with a crayon in order to note the start and the stop position.

2.2. | Rotate each tire and wheel by hand.

2.3. | Inspect the tire for bulges or bent wheels. Replace as necessary.

3. Use tire substitution in order to identify the faulty tire. Perform the following steps for a tire substitution check:

3.1. | Use a comparable tire in order to replace each tire, one at a time.

3.2. | Test drive the vehicle.

3.3. | If the problem is tire or wheel related, you will eliminate the problem when you remove the faulty tire from the vehicle.