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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 221 (Suspension General Diagnosis) >> Diagnostic Information and Procedures >> Suspension Bottoms

Suspension Bottoms

WARNING: This page is about a different car, the 2022 Cadillac CT4. However, it is still accessible from the selected car via links, so may be relevant.
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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.
1 Did you review the Suspension General Diagnosis Symptoms and perform the necessary inspections? Go to Step 2  Go to Symptoms - Suspension General Diagnosis 
2 Verify that the suspension bottoms.
Does the vehicle operate normally?
System OK Go to Step 3 
3 Inspect for vehicle overloading and correct the overloading condition as necessary.
Did you find and correct the condition?
Go to Step 6  Go to Step 4 
4 Inspect the following components:
Did you find and correct the condition?
Go to Step 6  Go to Step 5 
5 Inspect the vehicle trim height. Trim Height Inspection 
Did you complete the trim height inspection procedure?
Go to Step 6  -
6 Operate the vehicle to verify the repair.
Did you correct the condition?
System OK Go to Step 3