2020 Kenworth T680
Only 8 complaints on file — too few for a fair verdict.
This verdict reflects complaint volume compared to this model's typical year. Recalls and safety issues below apply regardless of the verdict — always check them.
Only 8 complaints on file — too few for a fair verdict. The data below is complete but unranked.
COMPLAINTS PER YEAR
View as data table
| Year | Complaints |
|---|---|
| 2011 | 0 |
| 2012 | 0 |
| 2013 | 0 |
| 2014 | 10 |
| 2015 | 8 |
| 2016 | 6 |
| 2017 | 9 |
| 2018 | 11 |
| 2019 | 8 |
| 2020 | 8 |
| 2021 | 0 |
| 2022 | 2 |
| 2023 | 9 |
| 2024 | 4 |
| 2025 | 0 |
| 2026 | 0 |
KNOWN PROBLEM AREAS
Only 8 complaints on file for this model year -- too few to rank by share. Raw counts only, below.
5 of 8 total reports mention: power train.
Show complaint excerpts
Throw out bearing failed prematurely. Truck only has 491,000 miles and has had a catastrophic failure resulting in a $29,000 repair bill. I have 4 other trucks like this and they are all showing signs of the same thing.
NHTSA ODI report, 20240726
The clutch has a loose spring, Fork is damaged. Throwout bearing worn.
NHTSA ODI report, 20240726
2 of 8 total reports mention: service brakes.
Show complaint excerpts
This truck was breaking automatically, and no one was front of the truck, it was scary, I almost crashed with loaded trailer on my back, it has done it multiple times, and my traction light and stability light is on all the time and adaptive cruise...
NHTSA ODI report, 20221028
ON SUNDAY, THE 22ND OF MARCH, I WAS TRAVELING SOUTH ON US HWY 45. THE SKY WAS CLEARING AND THE ROAD WAS DRY. I HAD MY CRUISE SET TO 65 MPH.
NHTSA ODI report, 20200404
1 of 8 total reports mentions: vehicle speed control.
Show complaint excerpts
ON SUNDAY, THE 22ND OF MARCH, I WAS TRAVELING SOUTH ON US HWY 45. THE SKY WAS CLEARING AND THE ROAD WAS DRY. I HAD MY CRUISE SET TO 65 MPH.
NHTSA ODI report, 20200404
1 of 8 total reports mentions: forward collision avoidance.
1 of 8 total reports mentions: forward collision avoidance.
SAFETY TIMELINE
PACCAR Incorporated (PACCAR) is recalling certain 2020 Kenworth T680, T800, T880, W900 and W990 trucks. The rear axles may not contain oil.
Remedy: Paccar will notify owners, and Kenworth dealers will inspect all of the rear axles for the presence of oil. If no oil is present, the wheels ends will be removed and the bearings, hub and axle shaft will be inspected for damage.
Campaign 19V176000 — check if this car was fixed
PACCAR Incorporated (PACCAR) is recalling certain 2020 Peterbilt 520 and 579 vehicles and Kenworth T680, T880 and W990 vehicles. The mirror glass may detach from the mirror carrier plate due to inadequate adhesion.
Remedy: PACCAR has notified owners, and dealers will inspect the upper mirror glass/mirror carrier, replacing it as necessary, free of charge. The recall began May 31, 2019.
Campaign 19V340000 — check if this car was fixed
PACCAR Incorporated (PACCAR) is recalling certain 2018-2020 T680 and T880 tandem axle vehicles equipped with a parking brake on a single axle and certain models of automated manual transmissions.
Remedy: PACCAR will notify owners and dealers will replace the park brake pressure switch, free of charge. PACCAR issued owners and interim notification on June 3, 2019. The recall began August 6, 2019.
Campaign 19V275000 — check if this car was fixed
PACCAR Incorporated (PACCAR) is recalling certain 2008-2019 Peterbilt 330, 335, 337, 340, 348, 365, 367, 384, 386, 387, 388, 389, 567, 579 and 587 vehicles and 2008-2020 Kenworth T170, T270, T370, T660, T680, T800, T880, and W900 vehicles equipped...
Remedy: PACCAR will notify owners, and dealers will update the NAMUX software within the cab control module, free of charge. PACCAR issued owners an interim notification on June 4, 2020. The recall began May 26, 2020.
Campaign 20V199000 — check if this car was fixed
PACCAR Incorporated (PACCAR) is recalling certain 2016-2021 Kenworth T680 trucks equipped with a 2.1m Cab and WABCO 6S/6M ABS brake system with drum brakes.
Remedy: PACCAR will notify owners, and dealers will replace the standard rear-brake, ABS modulator valve with a quick release valve, free of charge. The recall began November 30, 2020. Owners may contact PACCAR customer service at 1-425-828-5888.
Campaign 20V593000 — check if this car was fixed
PACCAR Incorporated (PACCAR) is recalling certain 2018-2020 Kenworth T270, T370, T440, T470, T660, T680, T880, T800, W900, W990; and 2018-2020 Peterbilt 330, 337, 348, 365, 367, 389, 520, 567, and 579 vehicles.
Remedy: Dealers will replace and torque the steer arm fasteners, at no charge. Owner notification letters were mailed November 8, 2022. Owners may contact Kenworth customer service at 1-425-828-5888 and Peterbilt customer service at 1-940-591-4220.
Campaign 22V277000 — check if this car was fixed
PACCAR Incorporated (PACCAR) is recalling certain 2016-2022 Peterbilt 567, 579, 2021-2022 Peterbilt 536, 2017-2021 Kenworth T880, 2016-2022 Kenworth T680, 2018-2020 Kenworth T440, 2020 Kenworth T270, and 2021 Kenworth T280 vehicles.
Remedy: Dealers will re-wire the warning alarm, free of charge. Owner notification letters were mailed December 1, 2022. Owners may contact Peterbilt customer service at 1-940-591-4220, and Kenworth customer service at 1-425-828-5888.
Campaign 21V00N000 — check if this car was fixed
PACCAR Incorporated (PACCAR) is recalling certain 2009-2021 Kenworth C500, 2012-2021 Kenworth T440, 2009-2015 Kenworth T660, 2015-2024 Kenworth T680, 2009-2024 Kenworth T800, 2009-2020 Kenworth T370, 2014-2023 Kenworth T880, 2011-2016 Kenworth T470,...
Remedy: Dealers will install the correct volume air tanks, free of charge. Owner notification letters were mailed August 12, 2024. Additional owner notification letters were mailed October 27, 2025.
Campaign 24V145000 — check if this car was fixed
BUY-SMART CHECKLIST
2020 Kenworth T680 — pre-purchase inspection
- Test/inspect for power train issues (5 reports on file for this year).
- Test/inspect for service brakes issues (2 reports on file for this year).
- Test/inspect for vehicle speed control issues (1 reports on file for this year).
- Verify recall 19V176000 (suspension) has been completed.
- Verify recall 19V340000 (visibility) has been completed.
- Verify recall 19V275000 (parking brake) has been completed.
- Verify recall 20V199000 (electronic stability control (esc), service brakes, air) has been completed.
- Verify recall 20V593000 (service brakes, air) has been completed.
- Verify recall 22V277000 (steering) has been completed.
- Verify recall 21V00N000 (electrical system) has been completed.
- Verify recall 24V145000 (service brakes, air) has been completed.
FAQ
Is the 2020 Kenworth T680 reliable?
There isn't enough NHTSA complaint data on file yet to give this model year a verdict.
What are the most common problems with the 2020 Kenworth T680?
The most-reported component is power train, accounting for 63% of complaints on file.
How many recalls does the 2020 Kenworth T680 have?
8 recalls on file for this model year.
Data updated 2026-07-11 · Complaints are unverified owner reports filed with NHTSA, not independently verified defects. Methodology.