Newmar 2018 Mountain Aire Motorhome Slide-Out Room Recall: Unexpected Movement Risk
Newmar is recalling 2018 Mountain Aire motorhomes due to risk of slide-out rooms moving unexpectedly when ignition is off and battery disconnect is engaged, potentially causing injury.
Use caution until it’s fixed
If the slide-out room moves unexpectedly, it can increase the risk of injury.
What happened, in plain English
Newmar is recalling certain 2018 Mountain Aire motorhomes because their slide-out rooms can move unexpectedly when the ignition is off and the battery disconnect is on. This could increase injury risk if the slide-out room moves suddenly. Read more at govinfonow.com/recall/1225237-newmar-2018-mountain-aire-motorhome-slide-out-room-recall-unexpected.
Source Summary by GovInfoNow · govinfonow.com/recall/1225237-newmar-2018-mountain-aire-motorhome-slide-out-room-recall-unexpected · Updated October 6, 2026 · Official notice: NHTSA #18V438000
Cite this page
“Newmar 2018 Mountain Aire Motorhome Slide-Out Room Recall: Unexpected Movement Risk.” GovInfoNow, updated October 6, 2026. https://govinfonow.com/recall/1225237-newmar-2018-mountain-aire-motorhome-slide-out-room-recall-unexpected. Based on NHTSA recall #18V438000 (https://www.nhtsa.gov/recalls?nhtsaId=18V438000).
Why it’s dangerous
When the ignition key is in the off/accessory position and the battery disconnect is on, the slide-out rooms on these motorhomes may move in or out unexpectedly. This sudden movement could cause injury if the slide-out room shifts without warning.
Who’s affected
Owners of 2018 Newmar Mountain Aire motorhomes are affected. Those who have the slide-out room moving unexpectedly when the ignition is off and battery disconnect is engaged are at higher risk.
How to tell if you have this one
Check if your 2018 Newmar Mountain Aire motorhome has the slide-out room moving unexpectedly when the ignition is off and battery disconnect is engaged. The recall covers specific 2018 Newmar models including Mountain Aire.
- Brand
Newmar- Category
Vehicle
What to do — step by step
Contact Newmar Customer Service
Call 1-800-731-8300 to schedule a replacement of the slide-out room controller.
Get Replacement Controller
Dealers will provide a free replacement slide-out room controller for affected vehicles.
What NHTSA says to do
Newmar will notify owners, and dealers will replace the slide-out room controller, free of charge. The recall began August 24, 2018. Owners may contact Newmar customer service at 1-800-731-8300.
How this recall unfolded
Recall timeline
2 dated steps over 57 days.
- NHTSA received the defect report
- Recall began
Dates from the agency record only; steps without a date are left out.
Questions people ask
What models are affected by this recall?
2018 Newmar Mountain Aire motorhomes, as well as other 2018 Newmar models including Bay Star, King Aire, London Aire, Bay Star Sport, Canyon Star, Dutch Star, Essex, New Aire, and Ventana LE.
Keep exploring
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 #18V438000 (June 28, 2018)
- Plain-language summary written by qwen3:4b on October 6, 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.