NHTSA Complaint #11629546 — 2020 KENWORTH T680

POWER TRAIN issue reported to NHTSA

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Complaint Details

ODI Number	11629546
Vehicle	2020 KENWORTH T680
Component	POWER TRAIN
Date of Incident	December 6, 2024
Date Filed	December 8, 2024
Mileage	N/A miles
Crash	No
Fire	No
Injuries	0
Deaths	0
Vehicle Towed	No
State	SC

Consumer Description

Right-hand shift stalk between the shifter and the transmission is causing the vehicle to become disabled while stopped and unable to go from forward to reverse. Also getting SPN 639 pop-up when communication has been lost between the engine control module (ECM) and SAE J1939 data link. The check engine light illuminates, and the ECM immediately logs the fault code. Have to depress brake pedal while stopped & cycle gear selector to get fault to clear to start engine . Message also displayed Transmission Fault Repair Required Find Service Center . Also had new spring clutch replaced in May of 2024. Truck has 525k miles on it .

Related Complaints for the 2020 KENWORTH T680

Other POWER TRAIN Complaints

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#11604753 — July 26, 2024 — Throw out bearing failed prematurely. Truck only has 491,000 miles and has had a catastrophic failure resulting in a ...

#11604756 — July 26, 2024 — The clutch has a loose spring, Fork is damaged. Throwout bearing worn.

Recent Complaints for the 2020 KENWORTH T680

#11577946 — UNKNOWN OR OTHER — March 18, 2024 — When driving, the truck will not go into gear. For example, if I am trying to shift gears in the automatic, it will ...

#11491361 — FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL — October 28, 2022 — This truck was breaking automatically, and no one was front of the truck, it was scary, I almost crashed with loaded ...

#11491361 — FORWARD COLLISION AVOIDANCE: WARNINGS — October 28, 2022 — This truck was breaking automatically, and no one was front of the truck, it was scary, I almost crashed with loaded ...

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#11320219 — SERVICE BRAKES — April 4, 2020 — 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...