*Median odometer reading when the problem happened, where owners gave one. One complaint can name several problem areas.
Suspension
My fifth-wheel trailer is subject to NHTSA Safety Recall 26V-044 involving the axle U-bolts and leaf-spring attachment system. The recall repair was performed by an authorized Grand Design dealer. After the recall-related condition/repair, I discovered a broken bolt in the rear suspension/shackle-hanger area and abnormal/uneven tire wear. I returned the trailer to the authorized dealer because of concern these conditions were related to the recalled suspension system. The dealer inspected the trailer and documented that all six leaf springs are sagging and losing normal curvature, along with wear to related suspension components, bushings and hardware. The dealer also documented…
Mar 23, 2026Structure › Body
In 2023 we purchased this RV. Recently, we discovered that the cargo carrying capacity is incorrect by about 900 pounds, subject to Recall 23V-428. Grand Design knew of this defect before the rig was sold; however, they didnât remove the vehicle from the dealers lot, nor were we ever contacted by Grand Design. Grand Design knew of the issue in June 2023, and we purchased our rig in July 2023. We also have had the rig in for repairs for broken leaf spring supports and now theyâve done some welding on our frame because of frame flex issues.
May 29, 2026Equipment › Recreational vehicle/trailer
Front of 5th wheel movement caused by excessive frame failure, inspection shows 1/2" out of compliance. Lag screws around interior upper deck backed out and have to be tightened regularly, soft spot in floor between bathroom and upper deck bedroom. Additional body screws needed in garage area to hold skin in place. Front jacks angled.
Nov 5, 2025Structure › Frame and members
The contact owns a 2023 Grand Design Momentum. The contact stated that while driving at an undisclosed speed, the entry side doors unexpectedly opened. Additionally, the slides of the trailer occasionally unexpectedly extend without operator input. The contact stated that the front frame of the RV was cracked. The RV was taken to the dealer, where it was diagnosed with structural failure of the front frame. The contact was not informed whether the frame could be repaired or needed to be replaced. The RV was not repaired. The manufacturer was made aware of the failure. The approximate failure mileage was 5,000.
Feb 20, 2026 · 5,000 milesStructure › Frame and members
The contact owns a 2023 Grand Design Momentum. The contact stated that the trailer was shifting on the frame. The contact stated that the welds, bolts, and frame were fractured, and while driving, the frame flexed unexpectedly. The trailer was taken to the local dealer, but the diagnosis was not provided. The trailer was not repaired. The manufacturer was contacted, but no assistance was provided. The failure mileage was unknown.
Apr 4, 2025Structure
The front of our grand design momentum fifth wheel camper has sustained some structural failure. Our bedroom slide will no longer stay closed when driving down the road. Our storage doors will also open every now and then when we encounter rough bumps or rough roads. We began to notice some small damage inside the front bedroom of the unit as well. The camper has been untowable for nearly 6 months, with no help from the manufacturer. Even though the have issued an extended warranty for like issues.
May 5, 2025Structure
The contact owns a 2023 Grand Design Momentum RV. The contact stated that the RV had experienced structural failures with the upper deck bedroom and upper deck bathroom. The contact stated that the RV failure was caused by the frame flex, which caused the floors in the bedroom and upper bathroom to squeak and sag while walking on the floor. The contact also stated that the failure had caused the seal around the bedroom window to become defective. The RV was taken to an RV dealer for repair. The contact sent several letters to the manufacturer about the failure. The contact received a response from the manufacturer that a response from the dealer was needed to proceed with any repair of the…
Jul 1, 2024Structure
The contact owns a 2023 Grand Design Momentum RV. The contact stated that the RV had experienced structural failures in the upper deck bedroom. The contact stated that the RV failure was caused by lag bolts that had backed out and become unsecured. The contact stated that the bedroom nightstand moved and pulled away from the bedroom wall due to the structural failure. The manufacturer and dealer were not yet notified of the failure. The RV was not yet repaired. The contact was informed of Technical Service Bulletin: 24-001; which addressed the failure. The failure mileage was unknown.
Aug 15, 2025
Owner complaints are submitted to NHTSA by the public and are not verified. Shown as filed (NHTSA removes personal details); long reports are shortened.