Why does my Chevy Silverado shake when I brake?

Why does my Chevy Silverado shake when I brake?

The Brake Rotors Are Warped The most common reason a car trembles when braking is your brake rotors being warped. Brake rotors wear out around the 70,000-mile mark. Old brake rotors are thin, and damage-prone. One sign you need to replace them is your car shaking when braking.

What did the 5.3 LS come in?

Chevy LS Engines

Model Year(s) Engine RPO
Monte Carlo SS 2006-07 5.3L LS4
Silverado 1500 1999-06 4.8L LR4
Silverado 1500 1999-07 5.3L Vortec LM7
Silverado 1500 HD 2001-07 6.0L Vortec LQ4

What does Z mean in Chevy?

Chevy’s RPO, or regular production order, options all have an alphanumeric code. Many since 1963 have begun with the letter Z. The letter doesn’t mean or stand for anything, and it has been used for hundreds of options over the decades, both big and small, as have most of the alphabet and many numbers.

Why do rotors warp?

The brake rotors withstand a lot of heat during the process of braking, and need to dissipate this heat quickly so that the brake pads will be able to be pressed down again. Because of this mass amount of heat, the surface of the brake rotors can become uneven over time, which is often referred to as warping.

Why does my truck shake at high speeds?

The most common reason for a car to shake is related to tires. If the tires are out of balance then the steering wheel can shake. This shaking starts at around 50-55 miles per hour (mph). It gets worse around 60 mph but starts to get better at high speeds.

What happens if the wheels lock up when braking?

When brakes lock up, the vehicle may veer sharply to the left or right, and the back end may fishtail causing the driver to lose control [source: Car Talk]. If this happens while you’re driving, pump the brakes consistently until you come to a complete stop, and get the car to a mechanic as soon as possible.

  • July 27, 2022