2021 Freightliner Cascadia Engine Recall: Detached Flywheel Risk
Daimler Trucks North America recalls 2021 Freightliner Cascadia trucks with Cummins X15 engines due to risk of detached flywheel causing loss of power and potential crash. Owners must have capscrews inspected and repaired free of charge by dealers.
Use caution until it’s fixed
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.
Contact the company
What happened, in plain English
Daimler Trucks North America is recalling certain 2021 Freightliner Cascadia trucks with Cummins X15 engines. The recall is because capscrews attaching the flywheel to the crankshaft may be improperly torqued, which can cause the flywheel to detach and lead to loss of drive power or injury. Read more at govinfonow.com/recall/80435-2021-freightliner-cascadia-engine-recall-detached-flywheel-risk.
Source Summary by GovInfoNow · govinfonow.com/recall/80435-2021-freightliner-cascadia-engine-recall-detached-flywheel-risk · Updated October 4, 2026 · Official notice: NHTSA #21V073000
Cite this page
“2021 Freightliner Cascadia Engine Recall: Detached Flywheel Risk.” GovInfoNow, updated October 4, 2026. https://govinfonow.com/recall/80435-2021-freightliner-cascadia-engine-recall-detached-flywheel-risk. Based on NHTSA recall #21V073000 (https://www.nhtsa.gov/recalls?nhtsaId=21V073000).
Why it’s dangerous
The capscrews that hold the flywheel to the crankshaft may be too loose, causing the flywheel to detach during normal operation. This can lead to loss of drive power, increasing crash risk. Additionally, driveline components may become ejected from the engine compartment, posing a physical injury hazard.
Who’s affected
Owners of 2021 Freightliner Cascadia trucks with Cummins X15 engines are affected. Drivers and passengers in these vehicles face the highest risk due to potential loss of power or injury from ejected driveline parts.
How to tell if you have this one
Check if your 2021 Freightliner Cascadia has a Cummins X15 engine. The recall covers vehicles purchased between 2021 and 2022. Contact DTNA at 1-800-547-0712 to confirm eligibility.
- Brand
Daimler Trucks North America- Category
Vehicle
What to do — step by step
Contact DTNA
Call DTNA customer service at 1-800-547-0712 to confirm your vehicle is affected and schedule a repair.
Have Capscrews Inspected
Cummins dealers will inspect and, if necessary, repair any damaged capscrews free of charge.
What NHTSA says to do
DTNA will work with the engine manufacturer Cummins Inc. to notify owners, and Cummins dealers will properly torque the capscrews and inspect for possible damage and, if necessary, repair any damage found, free of charge. The recall is expected to begin April 12, 2021. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-875.
How this recall unfolded
Recall timeline
2 dated steps over 8 months.
- Recall expected to begin (expected, per the notice)
- NHTSA received the defect report
Dates from the agency record only; steps without a date are left out.
Contact Daimler Trucks North America
We’ve drafted a message you can send Daimler Trucks North America to request your refund or repair — edit it as you like.
Subject: Recall 21V073000 — Daimler Trucks North America 2021 Freightliner Cascadia Engine Recall: Detached Flywheel Risk Hello, I own a 2021 Freightliner Cascadia Engine Recall: Detached Flywheel Risk that is covered by recall 21V073000 from Daimler Trucks North America. The official recall notice states: DTNA will work with the engine manufacturer Cummins Inc. to notify owners, and Cummins dealers will properly torque the capscrews and inspect for possible damage and, if necessary, repair any damage found, free of charge. The recall is expected to begin April 12, 2021. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-875. I’m writing to arrange the remedy described in the recall (a refund, repair, or replacement as applicable). Could you please tell me the next steps to resolve this? Thank you.
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Where this comes from
The facts (hazard, remedy, dates, manufacturer) are pulled from the official NHTSA recall record. The plain-language summary and step-by-step checklist are written by GovInfoNow to make the official notice easier to act on — they don’t replace it.
- Official source: NHTSA Recall #21V073000 (December 2, 2021)
- Plain-language summary written by qwen3:4b on October 4, 2026, from the official record above. Not reviewed by a person — if it conflicts with the NHTSA notice, the notice is correct. Report an error on this page.
- GovInfoNow is an independent service and is not a government agency. We republish official NHTSA recall data; we don’t issue, amend or administer recalls.