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Vehicle speed controlPart report

2017 Kenworth T680 Vehicle speed control Problems

Complaints
1about this part
Share
11%of 9 total for the year
Median mileage
117,000miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 1 complaints about the vehicle speed control of the 2017 Kenworth T680, 11% of the 9 complaints for this model year. Where a mileage was given, the median is 117,000 miles.

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.

“The contact owns a 2017 Kenworth T680. While driving various speeds uphill, the vehicle lost power when the accelerator pedal was depressed. The contact stated that the accelerator pedal had to be depressed to the floorboard in order for the vehicle to accelerate. The failure recurred numerous times. The contact stated that the vehicle was taken to many dealers and independent mechanics, but the failure could not be duplicated. The manufacturer was made aware of the failure. The approximate failure mileage was 117,000.”

NHTSA complaint #10971733, filed 2017-04, 117,000 miles

Related service bulletins

Vehicle speed control: other model years

YearComplaintsShare of year
2024120%
2020113%
2017111%
2015113%
2014110%

Other parts of the 2017 Kenworth T680

Brakes
6 complaints
Engine cooling
1 complaints
Tires
1 complaints

← All problems reported for the 2017 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