2 NHTSA safety recalls cover the 2020 Grand Design Momentum. Owners have filed 29 complaints with NHTSA about this model year. Every recall repair is free at any Grand Design dealer.
Is yours affected? Recalls cover ranges of VINs, not every 2020 Grand Design Momentum. Check your Momentum by VIN and confirm open recalls at NHTSA.gov.
Each campaign as NHTSA published it: what is wrong, what can happen, and the fix. Newest first.
Owners filed 29 complaints with NHTSA about the 2020 Grand Design Momentum, reporting 1 fires. Grand Design has issued at least 4 technical service bulletins (repair instructions to dealers) for this model year. Complaints are unverified owner reports; a recall is the manufacturer’s admission of a safety defect.
Read Grand Design Momentum owner complaints and bulletins, every year
Owners have filed 29 complaints with NHTSA about the 2020 Grand Design Momentum. A few in their own words, shortened. Complaints are unverified and are not proof of a defect or of any recall.
“We used the gas water heater on our Rig. Come to find out, it blew the cover off the water heater, burned the wires and melted the case. We are very lucky our rig did not catch fire.”
Complaint filed with NHTSA, not verified by the agency · NHTSA complaint 11424178
“Frame flex frame has unbolted from inside of travel trailer on upper deck bedroom walls falling off”
Complaint filed with NHTSA, not verified by the agency · NHTSA complaint 11766209
“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.”
Complaint filed with NHTSA, not verified by the agency · NHTSA complaint 11745588
“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".”
Complaint filed with NHTSA, not verified by the agency · NHTSA complaint 11731344
“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.”
Complaint filed with NHTSA, not verified by the agency · NHTSA complaint 11731307
Search the official database: NHTSA. Excerpts are quoted from the public record, shortened at a sentence and with personal details removed.
Not every 2020 Grand Design Momentum is in every recall. Enter your 17-character VIN to see the recalls on record for your exact vehicle, then confirm which are still open at NHTSA.gov or with any Grand Design dealer.