When Driving Over a Speed Bump or Pothole, the Car Makes a Noise from Underneath, Like a Grille or Metal Hitting Against Metal
Possible causes

■ The Muffler is Loose
■ The Stabilizer Bar Bushings Are Worn Out
■ The Shock Absorber Cover Has Come Loose

bar, protector, bump stops, cover
When Driving Over a Speed Bump or Pothole, the Car Makes a Noise from Underneath, Like a Grille or Metal Hitting Against Metal