Recall Register

2021 Kenworth T680: recalls and complaints

NHTSA lists 6 recall campaigns for the 2021 Kenworth T680. The newest campaign is 25V181000. NHTSA received the report on 24 Mar 2025. The NHTSA record gives the component Electrical System / Propulsion System. NHTSA has no complaint on file for this model year.

The NHTSA recall file shows no do-not-drive advisory and no park-outside advisory on these campaigns.

This page cannot show if a recall applies to one vehicle. The NHTSA VIN lookup shows the unrepaired recalls of one vehicle.

Remedy of the newest campaign, 25V181000, in the NHTSA record

Dealers will update the software and replace the electrical harness, free of charge. Owner notification letters were mailed May 13, 2025. Owners may contact Peterbilt's customer service at 1-940-591-4220 and Kenworth's customer service at 1-425-828-5888. PACCAR's numbers for this recall are 25PBC and 25KWC.
NHTSA VIN lookup

Complaint information entered into NHTSA’s Office of Defects Investigation vehicle owner's complaint database is used with other data sources to identify safety issues that warrant investigation and to determine if a safety-related defect trend exists.

NHTSA publishes these words. Source: NHTSA Datasets and APIs, section Complaints, read on . Complaint file through . Recall file through .

Since the last update

No tracked figure of this page changed in a data update. What the log tracks

All updates to the register

Recall campaigns

6 campaigns, newest first. 293,995 units in total.

  • 25V181000Electrical System / Propulsion System
  • 24V915000Electrical System / Software
  • 24V190000Power Train / Automatic Transmission / Lever and Linkage / Column Shift
  • 24V145000Service Brakes, Air / Supply / Reservoir/Tank
  • 21V080000Engine
  • 20V593000Service Brakes, Air / Antilock

  1. 25V181000Received . 238 units.

    Electrical System / Propulsion System

    Defect, in the NHTSA record
    PACCAR Incorporated (PACCAR) is recalling certain 2022-2025 Peterbilt 520, 579, and 2021-2025 Kenworth T680 trucks. The high voltage (HV) contactors may open, causing a sudden loss of high voltage and a loss of drive power.
    Consequence, in the NHTSA record
    A loss of drive power increases the risk of a crash.
    Remedy, in the NHTSA record
    Dealers will update the software and replace the electrical harness, free of charge. Owner notification letters were mailed May 13, 2025. Owners may contact Peterbilt's customer service at 1-940-591-4220 and Kenworth's customer service at 1-425-828-5888. PACCAR's numbers for this recall are 25PBC and 25KWC.

    Report filed by PACCAR Incorporated. Manufacturer campaign number 25PBC and 25KWC. Owner notification date in the NHTSA record: .

  2. 24V915000Received . 220,764 units.

    Electrical System / Software

    Defect, in the NHTSA record
    PACCAR Incorporated (PACCAR) is recalling certain 2021-2025 Peterbilt and Kenworth vehicles, equipped with Bendix EC80 Advanced Electronic Control Units (ECU). Please see the recall report for a complete list of models. Electrical noise and low signal to the power line carrier may cause the ECU to incorrectly process commands or stop functioning.
    Consequence, in the NHTSA record
    Safety systems that depend on the ECU (Automatic Traction Control, ABS, Electronic Stability Control, Active Cruise Control, and Collison Mitigation System) may not function properly or at all, increasing the risk of a crash.
    Remedy, in the NHTSA record
    Dealers will reprogram the ECU software, free of charge. Owner notification letters were mailed February 3, 2025. Owners may contact Kenworth's customer service at 1-425-828-5888 and Peterbilt's customer service at 1-940-591-4220. PACCAR's numbers for this recall are 24KWL and 24PBL.

    Report filed by PACCAR Incorporated. Manufacturer campaign number 24KWL 24PBL. Owner notification date in the NHTSA record: .

  3. 24V190000Received . 70,509 units.

    Power Train / Automatic Transmission / Lever and Linkage / Column Shift

    Defect, in the NHTSA record
    PACCAR Incorporated (PACCAR) is recalling certain 2021-2024 Peterbilt 365, 367, 389, 535, 536, 537, 548, 567, 579, and 2021-2025 Kenworth T180, T280, T380, T480, T680, T880 and W990 trucks. The right-hand gear shifter stalk connectors may have been improperly crimped, resulting in a loss of communication.
    Consequence, in the NHTSA record
    A loss of communication between the gear shifter and the transmission may result in the vehicle becoming disabled after coming to a stop, increasing the risk of a crash.
    Remedy, in the NHTSA record
    Dealers will inspect and replace the gear shifter assembly as necessary, free of charge. Owner letters were mailed December 15, 2025, then phased after that. Owners may contact Kenworth customer service at 1-425-828-5888 or Peterbilt customer service at 1-940-591-4220. PACCAR's numbers for this recall are 24PBE and 24KWE.

    Report filed by PACCAR Incorporated. Manufacturer campaign number 24PBE/24KWE. Owner notification date in the NHTSA record: .

  4. 24V145000Received . 936 units.

    Service Brakes, Air / Supply / Reservoir/Tank

    Defect, in the NHTSA record
    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, 2023 Kenworth T480, and 2009-2019 Kenworth W900 vehicles. The air tanks have an insufficient volume of air for the brake system. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 121, "Air Brake Systems."
    Consequence, in the NHTSA record
    Insufficient air volume can reduce braking performance and increase the risk of a crash.
    Remedy, in the NHTSA record
    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. Owners may contact PACCAR customer service at 1-425-828-5888. PACCAR's number for this recall is 24KWD.

    Report filed by PACCAR Incorporated. Manufacturer campaign number 24KWD. Owner notification date in the NHTSA record: .

  5. 21V080000Received . 132 units.

    Engine

    Defect, in the NHTSA record
    PACCAR Incorporated (PACCAR) is recalling certain 2021-2022 Kenworth T680, T880, W990, T800, W900 and Peterbilt 579, 567, 389, 367 vehicles equipped with a Cummins X15 engine. The capscrews that attach the flywheel to the crankshaft may have been improperly torqued, allowing the flywheel to detach.
    Consequence, in the NHTSA record
    A detached flywheel can cause loss of drive power, increasing the risk of a crash. Additionally, driveline pieces may be ejected from the engine compartment, increasing the risk of injury.
    Remedy, in the NHTSA record
    PACCAR will notify owners, and dealers will properly torque the capscrews and the engine will also be inspected for damage and, if necessary, repaired, free of charge. The recall began on March 29, 2021. Owners may contact PACCAR customer service at 1-425-828-5888 (Kenworth) or 1-940-591-4220 (Peterbilt). PACCAR's numbers for this recall are 21KWA and 21PBB.

    Report filed by PACCAR Incorporated. Manufacturer campaign number 21KWA / 21PBB. Owner notification date in the NHTSA record: .

  6. 20V593000Received . 1,416 units.

    Service Brakes, Air / Antilock

    Defect, in the NHTSA record
    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. The brake systems were manufactured with a standard rear-brake ABS modulator valve instead of a quick release valve, which may exceed the intended service-brake release timing. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 121, "Air Brake Systems."
    Consequence, in the NHTSA record
    Longer than expected service-brake release timing may lengthen vehicle stopping distance, increasing the risk of a crash.
    Remedy, in the NHTSA record
    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. PACCAR's number for this recall is 20KWD.

    Report filed by PACCAR Incorporated. Manufacturer campaign number 20KWD. Owner notification date in the NHTSA record: .

The campaign number opens the NHTSA record. Each quotation is the text of the NHTSA recall file.

Recall campaign: One recall in the NHTSA recall file, with one campaign number. A campaign can name many makes, models and model years.

Units: The number of vehicles or products that a recall can include. The manufacturer or the firm reports the number to the agency.

Complaints by component

The NHTSA complaint file has no complaint for this model year.

Investigations

The NHTSA investigation file has no investigation that names this model year.

Investigation: A study of a possible safety defect by the NHTSA Office of Defects Investigation. An investigation with no closing date in the NHTSA file is open.

Other model years

The number under each year is the number of recall campaigns.

  1. 20112
  2. 20122
  3. 201313
  4. 201413
  5. 201511
  6. 201615
  7. 201710
  8. 201814
  9. 20198
  10. 20207
  11. 20216
  12. 20229
  13. 20239
  14. 20247
  15. 20259
  16. 20262
  17. 20273

A year without a link has fewer than 2 campaigns and fewer than 25 complaints. It has no page.

Official channels

Cite this page

Recall Register. 2021 Kenworth T680: recalls and complaints. https://recallregister.com/vehicle/kenworth/t680/2021/. Source: NHTSA Office of Defects Investigation, recall, complaint and investigation files. Data through .

Sources

Source
NHTSA Office of Defects Investigation
Licence
US government work, public domain
Recall file through
29 Sep 2026
Complaint file through
15 May 2019
First complaint in the file
1 Jan 1995
Manufacturer in the recall file
PACCAR Incorporated

The NHTSA record is the authority. A complaint count is the number of different complaint numbers for the make, the model and the model year. How the register is made. Report an error.

Questions

How many units are in the recall campaigns for the 2021 Kenworth T680?
293,995 units in 6 campaigns. A campaign can name other models and model years, and its units include them.
How many recall campaigns does the Kenworth T680 have for all model years?
NHTSA lists 59 recall campaigns for the Kenworth T680, model years 2011 to 2027. 6 of them name the 2021 model year.
Is an NHTSA investigation of the 2021 Kenworth T680 open?
The NHTSA investigation file has no investigation that names this model year.