Transmission and drivetrainPart report
2018 Kenworth T680 Transmission and drivetrain Problems
- Complaints
- 2about this part
- Share
- 18%of 11 total for the year
- Median mileage
- —not reported
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 2 complaints about the transmission and drivetrain of the 2018 Kenworth T680, 18% of the 11 complaints for this model year. 2 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.
Related recalls
- 18V931000Dec 21, 2018PACCAR Incorporated (PACCAR) is recalling certain 2018-2019 Peterbilt 337, 348, 365, 367, 389, 567, 579 and 587 trucks and 2018-2019 Kenworth C500, T270…Covers: Kenworth T680 2018–2019, Peterbilt 567 2018–2019, Kenworth T370 2018–2019 +12 more
- 17V840000Dec 22, 2017PACCAR Incorporated (PACCAR) is recalling certain 2018 Peterbilt 567, 579, Kenworth T680, and T880 trucks, equipped with certain Eaton Endurant and PACCAR AMT…Covers: Kenworth T680 2018, Peterbilt 567 2018, 579 2018 +1 more
Related service bulletins
- 11038729Oct 28, 2026Replaced obsolete SRT codes with updated SRT codes.
- 11035107Jul 3, 2026Updated Eaton's TAIB0885EN Bulletin link.
- 10206097Dec 2, 2021Non-Safety Campaign: âDrivers of vehicles equipped with PACCAR TX-12 transmissions may experience harsh shifts and gear grinding noise. Premature Main Drive Gear damage may…
- 10206084Dec 2, 2021Non-Safety Campaign:Â Eaton Endurant transmissions may experience premature Main Drive Gear damage due to clutch housing and main case countershaft bearing bore wear. A Clutch…
- 10185190Dec 18, 2020Fix-As-Fail - Prior versions of Eaton Endurant transmission software may be prone to setting Linear Clutch Actuator (LCA) fault codes leading to possible LCA hardware replacement.
- 10185189Dec 18, 2020Non-safety campaign: Vehicles equipped with an Eaton Endurant 12 speed transmission may experience transmission service lamp activation, no gear engagement from neutral, and/or…
- 10185188Dec 18, 2020Non-Safety Campaign â Vehicles with PACCAR transmissions may experience transmission service lamp activation, no gear engagement from neutral, and/or DTC 511 FMI 7 or 10 is…
- 10163419Jul 22, 2019Fix as Fail: Vehicles with Eaton Ultrashift Plus or Fuller Advantage Automated transmissions may display fault codes and/or have clutch release problems due to broken clutch…
- 10154344Dec 4, 2018Campaign: The clutch may not shift appropriately or the clutch may not disengage due to lack of torque on the clutch bolts.
- 10144965Aug 28, 2018Non-Safety Campaign - PTOs in certain T680/T880 chassis equipped with PACCAR or an Eaton Endurant Transmission may not contain the wiring required to activate the PTO accessory.
Transmission and drivetrain: other model years
Other parts of the 2018 Kenworth T680
Brakes
4 complaintsForward collision avoidance
3 complaintsSeat belts
2 complaintsElectrical system
1 complaintsEngine
1 complaintsOther or unknown
1 complaintsSeats
1 complaintsTires
1 complaintsVisibility (wipers, defrost, mirrors)
1 complaints
4 complaintsForward collision avoidance
3 complaintsSeat belts
2 complaintsElectrical system
1 complaintsEngine
1 complaintsOther or unknown
1 complaintsSeats
1 complaintsTires
1 complaintsVisibility (wipers, defrost, mirrors)
1 complaints
← All problems reported for the 2018 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