When the dealer told me my Mercedes-Benz SL55 AMG needed a $2,500 SBC brake component replacement, I almost gave up. But with a little research (and a lot of skepticism), I found a fix that cost me ...

The dealership quoted nearly $2,500 to fix a major issue on my SL55 AMG, so I decided to investigate it myself. After digging into the problem, I found the real cause—and the replacement part cost ...