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BRAKES

LET THE EXPERTS HANDLE YOUR BRAKES

The braking system on your vehicle delivers stopping power to the wheels. Make sure to have your brakes serviced regularly to help prevent unnecessary damage to the rotors, calipers, and other related systems. It is recommended that a trained professional inspect and, if necessary, service your braking system to help ensure all components are working properly and as designed.

Whether you need brake service or replacement, your Certified Service technician can help you get safely—and confidently—back on the road. They will recommend quality brake components such as ACDelco, that are designed, tested, and backed by GMC. After all, no one knows your vehicle and it’s components better than your Certified Service experts.

BRAKE TROUBLE SIGNS QUIZ:

ANSWER YES OR NO

  1. Are your brakes making squealing, chirping, or grinding noises?
  2. Does your brake pedal pulsate or feel soft?
  3. Does it take longer distances to come to a complete stop?
  4. Does your vehicle pull to one side when stopping?
  5. Does your steering wheel shake when applying brakes?
  6. Do you see visibly excessive brake dust on the wheels?

If you answered “Yes” to any of the questions, have your GMC Certified Service technicians inspect your brakes right away.

SCHEDULE SERVICE

BRAKE WEAR BASICS

WARNING SIGNS FOR BRAKES

It’s crucial that your brakes always remain a priority. If you notice any of these warning signs, it’s recommended that you schedule a service visit with your GMC Certified Service experts.

HOW DO I KNOW WHEN TO GET MY BRAKES CHECKED?

Noises such as squealing, chirping, and grinding as well as pedal pulsations may be indications that brake service is required. Also, since brake components wear out at different intervals under different driving conditions, have your brakes serviced or inspected at least every 7,500 miles.

WHAT CAUSES PEDAL PULSATION AND/OR NOISE?

Some common causes of brake pedal pulsation and/or noises include:

  • Worn brake pads
  • Heat-cracked or worn rotors
  • Loose-fitting brake pads in the caliper
  • Missing or damaged noise insulators
  • Uneven torque of lug nuts or caliper hardware

WHAT CAUSES BRAKES TO “CHIRP?”

Vehicles often come equipped with a small thin piece of metal attached to the brake pad to act as a warning indicator when the pad material is getting low and the brake pads should be replaced. This device makes a chirping noise on brake application, letting you know it’s time to have your brakes serviced.

WHAT BRAKE COMPONENTS WEAR OUT?

Brake calipers, brake pads, brake rotors, brake shoes, and brake hoses will all need to be repaired or replaced at some point as part of regular brake service and maintenance during the normal lifespan of a vehicle.

SIGNS OF BRAKE CALIPER WEAR

The brake caliper is a hydraulic clamp that pinches the brake pad onto the brake rotor. Some signs of wear may include:

  • Brake lockup
  • Vehicle pulls to the left or right when brakes are applied
  • Reduced braking force
  • Spongy brake-pedal feel
  • Brake-pedal pulsation
  • Longer stopping distances
  • Fluid leakage near caliper

SIGNS OF BRAKE PAD WEAR

These flat pads comprised of frictional material make contact with the rotor, bringing your vehicle to a stop. Some signs of wear may include:

  • Chirping, grinding, or squealing noise
  • Difficulty stopping
  • Low brake-pedal height

SIGNS OF BRAKE ROTOR WEAR

Your brake rotors are rotating discs that help slow or stop the vehicle when brake pads make contact. Some signs of wear may include:

  • Brake-pedal pulsation
  • Squealing or grinding noise
  • Low brake-pedal height
  • Vehicle pulls to the left or right when brakes are applied

SIGNS OF BRAKE SHOES WEAR

Used mostly in rear braking systems, brake shoes press against the inside of your brake drum to cause friction, slowing or stopping your vehicle. Some signs of wear may include:

  • Low brake-pedal height
  • Longer stopping distances
  • Squealing or unusual noises
  • Brake-pedal pulsation

SIGNS OF BRAKE HOSE WEAR

The brake hose carries brake fluid from the solid-steel brake lines on your vehicle’s frame to the caliper or wheel cylinder. Flexible brake hoses are necessary to allow the caliper or wheel cylinder to move freely with your vehicle’s suspension. Some signs of wear may include:

  • Spongy brake-pedal feel
  • Visible hose cracks
  • Fluid leaks
  • Damp appearance on hose
  • Vehicle pulls to the left or right when brakes are applied

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GM Genuine Parts and ACDelco parts are currently available to purchase online through participating sellers.

PROFESSIONAL GRADE GMC PARTS ONLINE

GM Genuine Parts and ACDelco parts are now available to purchase online through participating sellers. Click to search and purchase the only parts for your GMC that are backed by General Motors.

SHOP ONLINE