Heavy grinding noise when braking | Jeep Wrangler Forum
Joined Dec 18, 2010. ·. 509 Posts. Discussion Starter · #1 · Aug 23, 2011. Only show this user. Under moderate to heavy braking, even at slow speeds (especially when off-road) I get a grinding sound coming from the brake pedal area. It sounds like a stone grinder and the pedal vibrates too. It causes a loss in braking power.