2021 Forest River Sierra problems, complaints & recalls
Most-reported problem areas: Service Brakes (1) · Firerelated (1)
Safety recalls (1)
Equipment:recreational Vehicle/Trailer 2021-05-24 · campaign 21V378000 · 18 vehicles
Defect: Forest River, Inc. (Forest River) is recalling certain 2021 Sierra and Sandpiper Fifth Wheel and Travel Trailers. The bolts that hold the floor to the chassis were improperly tightened.
Risk: Improperly tightened bolts could cause the trailer body to detach from the chassis, increasing the risk of a crash.
Fix: Dealers will tighten the bolts to the chassis outriggers, free of charge. Owner notification letters were mailed June 9, 2021. Owners may contact Forest River customer service at 1-574-534-4574. Forest River's number for this recall is 03-1347.
Service bulletins (5)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Electrical System 2024-07-12 · 031812 · Service Bulletin/Repair Instructions
technical document of how to diag. a fan speed in an aircxel air conditioner.
Electrical System:propulsion System:inverter 2023-01-03 · 511589 · Service Bulletin/Repair Instructions
progressive dynamics model pd1610 power inverter with error code(s) "e-8" and/or "e-9". this is due to an error in shipping the incorrect remote control for the power inverter. this document has been posted on forest river's dealerconnect to direct the user to contact the appropriate forest river ma
Electrical System 2021-08-02 · 511377 · Service Bulletin/Repair Instructions
as per lippert components technical service bulletin 11-004-21. the slide room actuator was assembled incorrectly, which may cause the room to become stuck in the out position and prevent from fully retracting.
Wheels 2021-05-19 · 831334 · Service Bulletin/Repair Instructions
it was discovered that the manufacturing plant did not cut a stress relief line in the upper deck driver side and in on certain models, passenger side under the slide room(s). the upper deck in the impression fifth-wheel needs to flex, without the "stress relief cut" the sidewall filon may crack und
Wheels:rim 2020-09-10 · 031226 · Service Bulletin/Repair Instructions
the federal placard indicates an incorrect tire size of st235/85r16/f whereas the correct tire size and tire/rim combination installed on the vehicle is st255/85r16/e.
What owners report
2023-07-31 · Unknown Or Other“recently i had the glass over my dining table shatter. my concern is not that it shattered, but the size of the shards.although the glass shattered only after i shut the door on the trailer. it is my understanding that per ansi z26.1 that each shard should weigh no more than 4.25g. and anything larger is a sign that the glass was not tempered prope…”
2021-09-28 · Firerelated · 🔥 fire“the contact owns a 2021 forest river sierra model 379flok travel trailer. the contact stated that while the travel trailer oven was in use, the heat vent on the back of the oven melted the backsplash. the travel trailer was not diagnosed nor repaired. the dealer and manufacturer were not made aware of the failure. …”
2021-08-02 · Service Brakes“the contact owns a 2021 forest river sierra fifth wheel trailer. the contact stated while driving approximately 55 mph, the trailer brakes failed to engage while the brake pedal was depressed. the contact stated that the "trailer wiring fault" message was displayed. the vehicle was diagnosed and repaired. the manufacturer was informed of failure an…”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.