22" on my car on my 01deville dhs on 2001 Cadillac DeVille

I put rims on my car and now the breaks are seeming to fail I tried to have the dealer fix it cause I have a warranty in my car they told me my rims messed up my breakdown this true???

1 answer
your wheels are much bigger and heavier you need to upgrade your brakes and calipers to match the wheels need to stop