Service Brakes Related Problems of the 2018 GMC Sierra

Table 1 shows three common service brakes related problems of the 2018 GMC Sierra. The number one most common problem is related to the service brakes (two problems). The second most common problem is related to the brake sensor (one problem).

Table 1. Service Brakes related problems of GMC Sierra

Problem Category Number of Problems
Service Brakes problems
2
Brake Sensor problems
1
Brakes Failed problems
1

Recently reported Service Brakes problems of the 2018 GMC Sierra

The Service Brakes problem

On the morning of oct 26, 2020 @ 845am. . . I was heading south on 287 in mansfield TX. It was raining hard so I was only going 60 mph. The car in front of me was going 55 or so. When the rain and wind picked up, the car in front of me abruptly hit its brakes.   Read details...

The Brake Sensor problem

1-it needs to apply the brake so hard to make it stop at 100 km/hr and above. . 2-there is a jerk on down '2nd to 1st "and up shifting 1st to 2nd gear. 3-front parking sensors sensitivities is not accurate .   Read details...

The Brakes Failed problem

I nearly died when my brakes failed on my 2018 GMC denali this morning. I was only going 60 mph when another driver cut in front of me, and hit their brakes but when I tried to stop, I could not! I then began swerving from lane to lane because it was raining.   Read details...


Service Brakes related problems in other GMC Sierra model year vehicles:



Fuel Economy of Sierra Vehicles
Sierra Service Bulletins
Sierra Safety Recalls
Sierra Defect Investigations