2020 Grand Design Momentum problems, complaints & recalls
Most-reported problem areas: Structure:body (6) · Suspension (3) · Structure (2)
🧭 Reliability snapshot
Compared against other Grand Design Momentum model years — complaint volume vs the model's median year, recalls and severity. How we score →
Safety recalls (2)
Equipment:appliance:refrigerator 2022-01-28 · campaign 22V038000 · 43,421 vehicles
Defect: Grand Design RV, LLC (Grand Design) is recalling certain 2013-2021 Momentum, Solitude, and Reflection recreational vehicles. A 110-volt wire in the refrigerator cabinet may be improperly secured, which could result in the wire contacting the refrigerator cooling unit, causing an electrical arc.
Risk: An electrical arc increases the risk of a fire.
Fix: Dealers will inspect and replace any damaged wiring, and properly secure the wires, free of charge. Owner notification letters were mailed on February 21, 2022. Owners may contact Grand Design customer service at 1-574-825-9679. Grand Design's number for this recall is 910026.
Equipment:recreational Vehicle/Trailer:lpg Systems 2021-05-26 · campaign 21V393000 · 55,508 vehicles
Defect: Grand Design RV, LLC (Grand Design) is recalling certain 2016-2021 Imagine, Transcend, and Momentum travel trailers. The LP regulator that controls the LP gas pressure may fail, allowing excessive gas pressure that causes the appliance flame to increase.
Risk: Excessive gas pressure and a larger than intended appliance flame can increase the risk of a fire.
Fix: Dealers will replace the LP regulator, free of charge. Owner notification letters were mailed June 24, 2021. Owners may contact Grand Design customer service at 1-574-825-9679. Grand Design's number for this recall is 910023.
Service bulletins (4)
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.
Structure:body 2025-11-22 · 920017 · Service Campaign
grand design is addressing concerns of excessive frame flex or wall securement in the front upper deck area of a limited number of fifth-wheel units. this condition could potentially occur over time due to a combination of manufacturing variations, an overload condition, or hitch modifications. wall
Equipment 2020-04-01 · CSP 910019 · Service Bulletin/Repair Instructions
customer satisfaction program released to have a protective heat shield installed behind convection microwave on units identified below to address concerns with excessive heat buildup.
Equipment 2019-10-08 · TSB19-005 · Service Bulletin/Repair Instructions
on the roll-over sofa, the sofa back stop bolt may be missing. as a result, when the sofa back is rolled over to make a bed it may not lay flat.
Electrical System 2019-07-09 · TSB 19-004 · Service Bulletin/Repair Instructions
on certain momentum travel trailer models ( 25g, 28g & 29g) the ems power shed for the bedroom ac and water heater is wired incorrectly. the hot wire is not routed through the current sensor. as a result, the system will not shed appliances as intended.
What owners report
2026-09-22 · Unknown Or Other“frame flex frame has unbolted from inside of travel trailer on upper deck bedroom walls falling off…”
2026-06-22 · Structure“i'm submitting this report on our rv because we are discovering we very likely have an issue with the frame which is causing over flexing when it is being towed. this has caused damage inside the rv where the trim and cabinetry are damaging the walls due to more movement than should be occurring. we have notified the manufacturer, grand design, f…”
2026-04-15 · Unknown Or Other“our camper has frame flex. we opened a claim in october 2025 with grand design. received a letter stating they would cover any repairs. it's been in the shop now for over a month and they keep telling us the claim is "in review". our upper deck frame is cracked/broken, our walls are separating, the door opens when we are traveling down the road.…”
2026-04-15 · Unknown Or Other“my momentum 5th wheel is experiencing frame flex and wall separation . this condition is causing damage to the interior side wall adjacent to cabinets in the bedroom wall. frame and or wall assembly is excessively moving in transport and during hooking and unhooking from the unit. unit will be inspected in the near future by a grand design author…”
2025-12-02 · Equipment:recreational Vehicle/Trailer · 12,000 mi“the contact owns a 2020 grand design momentum rv. the contact stated that while the rv was parked, the contact heard an abnormally loud popping sound coming from behind the sleeping cabinets at the camping ground. the contact performed an inspection and noticed that the 110-volt electrical wires in the rv had shifted during travel and were touching…”
2025-11-03 · Structure · 10,000 mi“the contact owns a 2020 grand design momentum. the contact stated that upon hitching the trailer to the vehicle and driving, the entire frame of the trailer was flexing. the contact stated that the failure caused the laundry room door to fail to latch because the attached wall was damaged. the contact stated that the internal trim screws had become…”
2025-10-30 · Suspension:front:springs:leaf Spring Assembly:hanger,bracket · 10,000 mi“the contact owns a 2020 grand design momentum rv. the contact stated that while in the process of lubricating the wet bolts of the rv, the contact noticed that the rear-most bolts were missing, and the springs were rubbing against the frame. the mobile technician performed a temporary repair at the residence. the rv was then towed to the dealer, wh…”
2025-06-08 · Suspension“issues with: - original drum breaks failed due to incorrect wiring, requiring 100% assembly replacement. - front wall separation - trim and cabinets moving and separating from walls - missing and broken lag bolts - front weather stripping separated from front cap - excessive sawdust under cabinets after any travel - wallpaper wear showing excessiv…”
2025-05-25 · Unknown Or Other“the frame of my trailer sustained damage due to flexing from poor design. i was lucky and noticed some loud noises when transitioning weight to the king pin on the truck. a lot of creaking and groaning. because of all of these noises and what i had read online, i had the trailer inspected. the inspection found the frame moving within the structure …”
2025-03-25 · Unknown Or Other“frame issues with the gooseneck area of the rv. we've got lots of movement with the rv in these areas where it connects with the towing vehicle. we have had lots of movement in the front nose area of the rv causing substantial movement evidenced by interior and exterior cracks and noises when pulling. we have taken the rv to a repair facility an…”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.