why is my Porsche squeaking over speed breakers

[eldo]

my cayman makes a squeaking noise when i go over the speed breakers. ( it was horrible when i went to citi center as they had them all over the place)

did i break something below the car i dont know

please help me to fix this

thank you and good going

[neele]

this is your chassis or suspensions making a rattle

try one or the other things

1st get the chassis greased and if still it is making noise then get the bushes changed that is supporting the suspensions.