Dear Car Talk: I drive a 2001 GMC Jimmy with about 230,000 miles. Recently, I drove it cross-country from New Orleans to Portland, Ore., with a U-Haul trailer in tow. We had a few problems, but we ...

A brake caliper is a vital part of the vehicle's braking system. It is pivotal in decelerating the wheels and bringing the vehicle to a halt. Let us understand their structure and function in detail.