Daimler Trucks North America recalls 2020-2021 Freightliner Cascadia and related trucks for potential wheel separation due to missing or improperly installed snap rings.
A missing or improperly installed locking snap ring can result in wheel-end failure and potentially a wheel-off/separation condition, increasing the risk of crash.
“Freightliner Cascadia 2020 Suspension Recall: Wheel-off Risk.” GovInfoNow, updated August 18, 2026. https://govinfonow.com/recall/79575-freightliner-cascadia-2020-suspension-recall-wheel-off-risk. Based on NHTSA recall #20V660000 (https://www.nhtsa.gov/recalls?nhtsaId=20V660000).
Daimler Trucks North America LLC recalled certain Freightliner, Western Star and Thomas Built vehicles on Oct. 27, 2020, after NHTSA announced the suspension defect could cause wheel separation. Owners should contact DTNA customer service at 1-800-547-0712 for a free inspection and repair.
How to tell if you have it
Freightliner Cascadia, 2020-2021
Freightliner 108SD, 2021
Freightliner 114SD, 2021
Freightliner Business Class M2, 2021
Western Star 4700, 2021
Western Star 4900, 2021
Western Star 5700, 2021
What to do
DTNA will notify owners, and dealers will inspect the hub cap plug, and reinstall or replace of the snap-ring as needed, free of charge. The recall began December 18, 2020. Owners may contact DTNA customer service at 1-800-547-0712.
The hazard
A missing or improperly installed locking snap ring can result in wheel-end failure and potentially a wheel-off/separation condition, increasing the risk of crash, according to NHTSA records show.
Context
GovInfoNow's records show Daimler Trucks North America, LLC has 273 other recalls on record since 2011-07-06. Other recent recalls of similar products include Freightliner FCCC XBS Recall: Fuel Leak Fire Risk (2026-10-07), 2027 Thomas Built SAF-T-LINER C2 Recall: Headlight Issue (2026-10-01) and Freightliner Business Class M2 Recall: Fire Risk from Exhaust Contact (2026-10-01). NHTSA has 26 owner complaints on file for the 2020 FREIGHTLINER CASCADIA, with 2 mentioning a crash and 1 injury, as of 2026-02-12.
How to tell if you have this one
Check if your vehicle is a 2020-2021 Freightliner Cascadia, 2021 Freightliner 108SD/114SD, Business Class M2, or Western Star 4700/4900/5700. The recall began December 18, 2020.
Brand
DTNA
Category
Vehicle
Based on the official NHTSA remedy
What to do — step by step
Contact DTNA
Call 1-800-547-0712 to schedule a free inspection and snap-ring repair or replacement at a dealer.
Get Snap-Ring Inspection
Dealers will inspect the hub cap plug and reinstall or replace the snap-ring as needed at no cost.
Official remedy
What NHTSA says to do
DTNA will notify owners, and dealers will inspect the hub cap plug, and reinstall or replace of the snap-ring as needed, free of charge. The recall began December 18, 2020. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-866.
How this recall unfolded
Recall timeline
2 dated steps over 52 days.
1NHTSA received the defect report
2Recall began
Dates from the agency record only; steps without a date are left out.
Take action
Contact DTNA
We’ve drafted a message you can send DTNA to request your refund or repair — edit it as you like.
Subject: Recall 20V660000 — DTNA Freightliner Cascadia 2020 Suspension Recall: Wheel-off Risk
Hello,
I own a Freightliner Cascadia 2020 Suspension Recall: Wheel-off Risk that is covered by recall 20V660000 from DTNA.
The official recall notice states: DTNA will notify owners, and dealers will inspect the hub cap plug, and reinstall or replace of the snap-ring as needed, free of charge. The recall began December 18, 2020. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-866.
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.
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.
Plain-language summary written by qwen3:4b on August 18, 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.