NHTSA — Service Brakes, Hydraulic Problems

3.5

definitely annoying
Crashes / Fires:
0 / 0
Injuries / Deaths:
0 / 0
Average Mileage:
37,000 miles

About These NHTSA Complaints:

This data is from the NHTSA — the US gov't agency tasked with vehicle safety. Complaints are spread across multiple & redundant categories, & are not organized by problem.

So how do you find out what problems are occurring? For this NHTSA complaint data, the only way is to read through the comments below. Any duplicates or errors? It's not us.

2018 GMC Sierra 1500 brakes problems

brakes problem

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2018 GMC Sierra 1500 Owner Comments

problem #1

Feb 242022

Sierra 1500

  • 37,000 miles

A D V E R T I S E M E N T S

The contact owns a 2018 GMC Sierra 1500. The contact stated while driving approximately 35 MPH, the assist brake warning light was illuminated and the contact had to depress the brake pedal to the floor to stop the vehicle. The contact took the vehicle to the local dealer, where it was diagnosed with needing the vacuum pump to be replaced. The vehicle was not repaired but was pending repairs. Upon investigation, the contact associated the failure with NHTSA Campaign Number: 20V603000 (Service Brakes, Hydraulic). The manufacturer had not been informed of the failure. The failure mileage was approximately 37,000.

- Oakton, VA, USA

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