Navistar 2020 International HV Recall: Engine Movement Risk
Navistar recalls 2020-2021 International HV vehicles with potential engine movement when parking brake is engaged, risking crashes. Owners must update ECM parameters for safety.
Use caution until it’s fixed
Unexpected Vehicle movement can increase the risk of a crash or injury.
Contact the company
What happened, in plain English
Navistar is recalling certain 2020 International HV trucks that may move unexpectedly when the parking brake is engaged. This could increase crash risk if the vehicle shifts while the transmission is in drive or reverse. Read more at govinfonow.com/recall/79693-navistar-2020-international-hv-recall-engine-movement-risk.
Source Summary by GovInfoNow · govinfonow.com/recall/79693-navistar-2020-international-hv-recall-engine-movement-risk · Updated October 4, 2026 · Official notice: NHTSA #20V810000
Cite this page
“Navistar 2020 International HV Recall: Engine Movement Risk.” GovInfoNow, updated October 4, 2026. https://govinfonow.com/recall/79693-navistar-2020-international-hv-recall-engine-movement-risk. Based on NHTSA recall #20V810000 (https://www.nhtsa.gov/recalls?nhtsaId=20V810000).
Why it’s dangerous
When the parking brake is applied but the automatic transmission remains in drive or reverse, and the PTO switch is engaged by the operator, the engine may rev and overcome the parking brake. This can cause the vehicle to move unexpectedly, increasing crash risk.
Who’s affected
Owners of 2020-2021 International HV trucks are affected. Drivers who park these vehicles with the transmission in drive or reverse and the PTO switch engaged are most at risk.
How to tell if you have this one
Check if your vehicle is a 2020-2021 International HV model. The recall covers vehicles with specific Cummins ECM feature codes 12VXT or 12VXU.
- Brand
Navistar- Category
Vehicle
What to do — step by step
Update ECM Parameters
Contact Navistar customer service at 1-800-448-7825 to have the Cummins ECM updated for feature codes 12VXT or 12VXU.
What NHTSA says to do
Navistar will notify owners, and dealers will update the parameters in the Cummins ECM for feature codes 12VXT or 12VXU that enables the PTO neutral interlock, free of charge. The recall began February 17, 2021. Owners may contact Navistar customer service at 1-800-448-7825. Navistar's number for this recall is 20510.
Contact Navistar
We’ve drafted a message you can send Navistar to request your refund or repair — edit it as you like.
Subject: Recall 20V810000 — Navistar 2020 International HV Recall: Engine Movement Risk Hello, I own a Navistar 2020 International HV Recall: Engine Movement Risk that is covered by recall 20V810000 from Navistar. The official recall notice states: Navistar will notify owners, and dealers will update the parameters in the Cummins ECM for feature codes 12VXT or 12VXU that enables the PTO neutral interlock, free of charge. The recall began February 17, 2021. Owners may contact Navistar customer service at 1-800-448-7825. Navistar's number for this recall is 20510. 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 #20V810000 (December 23, 2020)
- 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.