2022 Grand Design Momentum structure problems

26 owner complaints filed with NHTSA name the structure on the 2022 Grand Design Momentum — 84% of all complaints for this model year.

Structure complaints

84%

share of all complaints

—

median reported incident mileage

0 / 0

crash / fire reports

What owners report

“The contact owns a 2022 Grand Design Momentum RV. The contact stated that there was an excessive frame flex in the body of the RV. The contact stated that the walls were separating, and the doors were opening unintendedly while driving. The vehicle was taken to the local dealer, where it was…”
filed Jul 22, 2026
“The contact owns a 2022 Grand Design Recreational Trailer. The contact stated that while the trailer was parked, an inspection of the trailer revealed that the front passenger-side door was inoperable and failed to properly open and close. The contact also noticed sawdust present in the bedroom…”
filed May 11, 2026
“Lag bolts that connect the frame to the wall are coming out/ or were never put in place. Wall is separating from the frame and can see to the outside from the inside. If we had not seen this these bolts could have come all the way out causing the wall the separate while driving. Unknown at this time if there is any…”
filed Dec 16, 2025

Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.

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…
920017 · Service Campaign · issued Nov 22, 2025
TSB 24-001 Issued in March on March 7th. Concern: Complaint of upper deck flex which results in cosmetic damages to the interior and excessive flex at the pin box. Remedy : The procedure outlined in attached summary to…
TSB 24-001 · Service Bulletin/Repair Instructions · issued Apr 10, 2024