Propane regulator may fail and cause fire
Defect Summary
Heartland recreational vehicles, llc. (heartland) is recalling certain 2018-2021 mallard, shadow cruiser, sundance xlttt, wilderness, prowler, trail runner, 2018-2019 pioneer, terry classic, 2020-2021 lithium, and 2021 north trail trailers equipped with a winntec model 6020 two-stage propane regulator. the regulator may fail, causing an increase in propane pressure.
Safety Consequence
Increased propane pressure can enlarge the flames in gas appliances, increasing the risk of a fire.
Corrective Action
Dealers will replace the regulator and test the propane system for leaks, free of charge. owner notification letters were mailed august 3, 2021. owners may contact heartland customer service at 1-877-262-8032.
Similar Recalls
Other recalls from Heartland Recreational Vehicles, Llc or involving Equipment.
FAQ: Recall 21V428000
Your rights, the repair process, and what each field on this page means.
What is recall 21V428000?
NHTSA recall 21V428000 was issued by Heartland Recreational Vehicles, Llc on June 4, 2021. It addresses: Propane regulator may fail and cause fire. The recall affects approximately 22,326 vehicles, with the defect involving the Equipment component.
How do I get this recall repaired?
Contact any authorized Heartland Recreational Vehicles, Llc dealer and reference NHTSA recall ID 21V428000 or the manufacturer campaign number NR (Not Reported). Under federal law, the repair is completely free regardless of vehicle age or owner history.
Is my vehicle included in this recall?
The only way to confirm is to look up your 17-character VIN at nhtsa.gov/recalls. NHTSA's tool will tell you if VIN-by-VIN this exact recall applies.
How long do I have to get a recall repair done?
There is no expiration on most federal safety recalls. Even if your vehicle is years old and you bought it used, the manufacturer is required to perform the repair at no cost.
Where does the data on this page come from?
All information on this page is sourced directly from the U.S. Department of Transportation public dataset for NHTSA recalls. Last refreshed: 2026-05-22. For the most current official notice, visit nhtsa.gov/recalls.