NHTSA vehicle safety data
2020 Heartland Sundance Recalls, Ratings & Complaints
The 2020 Heartland Sundance has 1 NHTSA recall campaign and 0 owner complaints on file as of October 16, 2026. Recall repairs are usually free at an authorized Heartland dealer.
NHTSA recall and complaint data for the 2020 Heartland Sundance. Recall data is refreshed daily from NHTSA.
EQUIPMENT:RECREATIONAL VEHICLE/TRAILER:LPG SYSTEMS
NHTSA #21V428000Reported June 4, 2021 · Heartland Recreational Vehicles, LLC
Potentially affected: 22,326 vehicles
Defect description
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.
Manufacturer remedy
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.
Notes
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.
Other Heartland Sundance model years
Check your 2020 Heartland Sundance VIN
Not every recall applies to every VIN in a given year. Enter the 17-character VIN from your Heartland Sundance at nhtsa.gov/recalls to see whether your specific vehicle has an unrepaired recall.
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