2019 Grand Design Momentum problems, complaints & recalls
Most-reported problem areas: Wheels (1) · Suspension (1) · Structure:frame And Members (1)
🧭 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 (7)
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.
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.
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.
Equipment:appliance:air Conditioner 2019-01-25 · TSB 19-002 · Service Bulletin/Repair Instructions
the air conditioner (ac) unit may be wired incorrectly at the control module preventing the cooling pump from activating.
Equipment:appliance:air Conditioner 2019-01-25 · TSB 19-002 · Service Bulletin/Repair Instructions
the air conditioner (ac) unit may be wired incorrectly at the control module preventing the cooling pump from activating.
Fuel System, Other:storage:fuel Gauge System 2019-01-16 · TSB 19-001 · Service Bulletin/Repair Instructions
the fuel gauges may be wired incorrectly. as a result, the interior fuel gauge does not function properly.
Fuel System, Other:storage:fuel Gauge System 2019-01-16 · TSB 19-001 · Service Bulletin/Repair Instructions
the fuel gauges may be wired incorrectly. as a result, the interior fuel gauge does not function properly.
Showing the 6 most recent of 7 bulletins. Search all of them free at nhtsa.gov.
What owners report
2026-09-25 · Unknown Or Other“i have a 2019 grand design momentum 399th that has frame flex. we have put in a compliant to grand design themselves and had them inspect it. it was confirmed to have had frame flex, twice. the first time it was 'fixed" was april of 2024 at grand design service center. the second time was november 2025 at happy days rv service center. during th…”
2025-11-10 · Structure:frame And Members · 30,000 mi“the contact owns a 2019 grand design momentum 49m hitched to a 2017 ford f-350. the contact stated that while the rv was parked, the driver’s side bedroom slide-out failed to extend as intended. the rv was taken to a dealer, where the failure was linked to frame flex. the contact was informed that there were four cracks in the frame of the rv. the …”
2025-06-16 · Unknown Or Other“excessive frame flex/failure& structure i am reporting multiple serious structural and safety issues with my grand design rv that appear consistent with excessive frame flex and failure, as outlined in nhtsa investigation pe24029. these include: significant movement of front bedroom cabinets during travel, indicating internal structural instabilit…”
2025-06-12 · Unknown Or Other“frame failure and structural issues…”
2025-03-02 · Unknown Or Other“2019 grand design momentum 397ms (vin: [xxx] ) i am having to file this nhtsa (potential frame failure) complaint with assistance from pete west, who is acting as my rv consumer advocate due to the fact that my husband, who was unarmed snd violently shot and killed on [xxx], by an off-duty ft. lauderdale police officer, right in front of me in our …”
2024-12-03 · Suspension“the contact owns a 2019 grand design rv. the contact stated while driving at an undisclosed speed, the rv the front and rear doors inadvertently opened. the rv was taken to the dealer but was not diagnosed; however, the dealer informed the contact that the doors had been repaired. the contact stated while driving at an undisclosed speed, the rear t…”
2024-11-26 · Unknown Or Other“frame failure on fifth wheel deck. noticed when hooking rv to tow vehicle that the pin box would move upward roughly 1 inch. also when hitched to tow vehicle would notice that all cabinets in front bedroom would move to the point of damaging walls and causing the doors to bind and hit the ceiling. once i learned of many other grand design rv owners…”
2024-11-11 · Unknown Or Other“welds on the frame where the fifth wheel overhang attaches to the main frame have broke allowing the kingpin to raise up off of the front upright. this means that the kingpin overhang is only attached at the rear upright making the rv unsafe to tow. …”
2024-03-26 · Unknown Or Other“my suspension failed with the leaf springs breaking and the shackles and bushings failed then the frame is breaking( flexing). all fasteners were loose and some missing the body came loose from the frame... this is a issue with many other grand design 5th wheels ... hopefully the parts that fell off on the freeway did not hurt anyone... ( leaf spr…”
2024-02-08 · Unknown Or Other“broken frame where the pin box is the hitch part that connects to the truck very very unsafe …”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.