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BrakesPart report

2019 Kenworth T680 Brakes Problems

Complaints
3about this part
Share
38%of 8 total for the year
Median mileage
222,500miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 3 complaints about the brakes of the 2019 Kenworth T680, 38% of the 8 complaints for this model year. Where a mileage was given, the median is 222,500 miles. 1 a fire, according to the filers. 4 recall campaigns on record are filed under a similar system.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“At highway speeds the collision mitigation system will go off for no reason causing a sudden hard braking. This seems to be extremely dangerous if vehicle is traveling on wet or icy roads, in close quarter construction zones or if vehicle happens to be in a turn. Unfortunately if another vehicle was following too close would be an accident, which I have heard has happened. I have taken truck to Kenworth service twice and they said there is nothing they can do. It is a required system and are just very sensitive. I see nothing good about this system. …”

NHTSA complaint #11339638, filed 2020-07, 245,000 miles

“Unit driving down road and brake chamber failed causing brakes to slowly apply without operator being aware until seen smoke coming from drive axle brakes. The low air pressure light did not illuminate, stayed high enough not to illuminate a low air warning. 2 independent fire inspections proved this was a haldex brake chamber failure. The chamber was inspected and found it is in the range where haldex had manufacturing defects of the power coil in the parking chamber, haldex confirmed they have an issue with the 3030 chamber, and not issuing a recall even though public safety as risk. …”

NHTSA complaint #11355468, filed 2020-09, 200,000 miles

“The tractor comes with no emergency trailer brakes handle in the cab like the rest of trucks it make it very dangerous while hauling 80,000 pounds and the service brakes takes forever to stop the truck also the top of the cab at the joints is leaking water not the first to complain bout this problem with the 2019 kw they say that's how they make trucks now without the trailer brakes handle I just have to use the service brakes”

NHTSA complaint #11229322, filed 2019-07

Related recalls

Related service bulletins

Brakes: other model years

YearComplaintsShare of year
2023111%
2020225%
2019338%
2018436%
2017667%
2016233%
2015225%
2014110%

Other parts of the 2019 Kenworth T680

Fuel system
2 complaintsOther or unknown
2 complaintsBody and structure
2 complaintsTransmission and drivetrain
2 complaintsElectrical system
1 complaintsEngine
1 complaints

← All problems reported for the 2019 Kenworth T680

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology