DEFINITION: A loud bang or thump that can usually be felt and/or heard when the vehicle is driven over bumps. This condition is commonly noticed when the vehicle trim height is too low.

Road test the vehicle in order to verify the customer complaint. Ensure that the customer complaint is the suspension bottoming and not only a noise.

Does the suspension bottom abnormally easy when the vehicle is driven over bumps?

Go to Step 2

System OK

1. Check for vehicle overloading. Refer to Tire Placard in Maintenance and Lubrication.
2. If necessary remove the excess weight from the vehicle.
3. Road test the vehicle in order to verify the customer complaint.

Does the suspension bottom abnormally easy when the vehicle is driven over bumps?

Go to Step 3

System OK

Inspect the vehicle trim height. Refer to Trim Height Adjustment . Repair as necessary.

Has the inspection/repair been performed?

Go to Step 1

System OK