2018–2019 KZRV Sidewinder Recall: Regulator may fail, causing an increase in propane pressure
NHTSA campaign 21V426000 · Equipment · filed Jun 4, 2021 · verified Jul 30, 2026
The defect
KZRV, L.P. (KZRV) is recalling certain 2018-2019 KZ RV Sidewinder vehicles equipped with a Winntec model 6020 two-stage propane regulator. The regulator may fail, causing an increase in propane pressure.
The risk
Increased propane pressure can enlarge the flames in gas appliances, increasing the risk of a fire.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
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 KZRV customer service at 1-800-768-4016 ext. 154 or 153.
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.
Affected vehicles
| Make | Model | Model years |
|---|---|---|
| KZRV | Sidewinder | 2018, 2019 |
Related recalls
More KZRV Sidewinder recalls
Other campaigns involving KZRV vehicles
Source: NHTSA recall database, campaign 21V426000. Data last verified Jul 30, 2026.