2023 GRAND DESIGN MOMENTUM Problems & Recalls

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 pr...

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 da...

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 da...

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 ...

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 move...

Overview: This complaint is being submitted in response to alarming and persistent structural failures experienced in our 2023 Grand Design Momentum fifth wheel RV, purchased new in January 2023 from Lazydays RV in Tampa, FL. Despite receiving a factory service bulletin (TSB) and subsequent repairs ...

Overview: This complaint is being submitted in response to alarming and persistent structural failures experienced in our 2023 Grand Design Momentum fifth wheel RV, purchased new in January 2023 from Lazydays RV in Tampa, FL. Despite receiving a factory service bulletin (TSB) and subsequent repairs ...

This RV has experienced ongoing water intrusion due to faulty manufacturer-installed plumbing fittings and hoses, which allowed leaks into the interior. Moisture has reached electrical wiring, creating a serious fire hazard and contributing to unsafe living conditions. Essential components—includi...

This RV has experienced ongoing water intrusion due to faulty manufacturer-installed plumbing fittings and hoses, which allowed leaks into the interior. Moisture has reached electrical wiring, creating a serious fire hazard and contributing to unsafe living conditions. Essential components—includi...

This RV has experienced ongoing water intrusion due to faulty manufacturer-installed plumbing fittings and hoses, which allowed leaks into the interior. Moisture has reached electrical wiring, creating a serious fire hazard and contributing to unsafe living conditions. Essential components—includi...

The contact owns a 2023 Grand Design Momentum RV. The contact stated that while the trailer was parked at a campground, he became aware of gaps in the front body panel. Additionally, the pin box and front landing gear were not leveled with the ground and the primary bedroom had excessive frame flex....

Mileage: 12,000

The upper deck portion of the 5th wheel frame has been moving independently of the walls which is commonly referred to as "frame flex" or "frame failure", as evidenced by the following: a gap between the wall and floor in the bedroom above the upper deck, pin box receding into the trailer, loose, b...

The upper deck portion of the 5th wheel frame has been moving independently of the walls which is commonly referred to as "frame flex" or "frame failure", as evidenced by the following: a gap between the wall and floor in the bedroom above the upper deck, pin box receding into the trailer, loose, b...

The upper deck portion of the 5th wheel frame has been moving independently of the walls which is commonly referred to as "frame flex" or "frame failure", as evidenced by the following: a gap between the wall and floor in the bedroom above the upper deck, pin box receding into the trailer, loose, b...

There is a serious electrical issue with the Grand Design Momentum 397ths. There are twenty-three electric outlets throughout the RV. Two are located outside. Two more are dedicated to microwave and electric fireplace. The two for microwave and fireplace are on their own breakers. All other twenty...

We were driving through a mountain range and the trailer brakes went out on Trailer. Had to us exhaust brake to slow trailer down and stop. We could have crashed putting my family of 4 at high risk as well as others on the road. This was an extremely scary trip with no trailer braking. Our inverter...

We were driving through a mountain range and the trailer brakes went out on Trailer. Had to us exhaust brake to slow trailer down and stop. We could have crashed putting my family of 4 at high risk as well as others on the road. This was an extremely scary trip with no trailer braking. Our inverter...

We were driving through a mountain range and the trailer brakes went out on Trailer. Had to us exhaust brake to slow trailer down and stop. We could have crashed putting my family of 4 at high risk as well as others on the road. This was an extremely scary trip with no trailer braking. Our inverter...

We are showing many signs of excessive frame flex/failure in our 2023 Grand Design Momentum 397THS. Our baggage/storage doors do not properly fit nor lock. The RV was in the shop from Jan-May 2023 to address this. Had the doors replaced and resealed. They still are not flush with the RV, still bar...

We are showing many signs of excessive frame flex/failure in our 2023 Grand Design Momentum 397THS. Our baggage/storage doors do not properly fit nor lock. The RV was in the shop from Jan-May 2023 to address this. Had the doors replaced and resealed. They still are not flush with the RV, still bar...

The contact owns a 2023 Grand Design Momentum hauled by a 2022 Ford F-450. The contact stated that while driving uphill at 65 MPH and depressing the brake pedal, the trailer brakes failed to respond as needed. The contact pulled over onto the side of the highway and was able to bring the trailer to ...

Mileage: 20,000

My RV's frame has compromised integrity. During transit, it flexes beyond the allowable range specified by the manufacturer. The inspected frame is available for further evaluation upon request. The flexing of the frame poses a significant safety risk, resulting in cargo doors opening unintentional...

Purchased new June 2023 in Tuscon AZ. No issues until underbelly filled with water and had to be serviced in Albuquerque NM. Issue was not resolved with water pump replacement. Towed to Homerville OH not knowing water leak still exists and where frame flex was discovered. Man doors, propane tank doo...

Purchased new June 2023 in Tuscon AZ. No issues until underbelly filled with water and had to be serviced in Albuquerque NM. Issue was not resolved with water pump replacement. Towed to Homerville OH not knowing water leak still exists and where frame flex was discovered. Man doors, propane tank doo...

The main and nautilus doors to the camper will not stay closed during travel. This usually happens with 10 miles or less and I have to stop to close them.

For the safety of others I would like to report a potential issue with 2023 Grand Design Momentum 5th wheel trailer where the wheel will separate from the axle. This happened recently on September 15th @ 1:30pm while heading west bound on 1-80 just east of Sidney, NE. We heard a clunk, thinking it w...

For the safety of others I would like to report a potential issue with 2023 Grand Design Momentum 5th wheel trailer where the wheel will separate from the axle. This happened recently on September 15th @ 1:30pm while heading west bound on 1-80 just east of Sidney, NE. We heard a clunk, thinking it w...

I was made aware of Grand Design’s Technical Service Bulletin 24-001 concerning issues with undersized and/or missing lag screws possibly be on some models of their fifth wheel campers. I was able to determine that our Momentum 381MS had the undersized 3/8” lag screws used in the construction of...

On this RV the back man door will not close/latch. We have to use a bungy cord to keep it closed. The latch on the door doesn't catch on the wall catch plate.

The dealership has declared frame failure and failure of the pin box flexing up to 3-4 inches just picking it up with a forklift. Lag bolts are missing and/or backed out. Dealer has deemed it not safe for use. They will not move it out of their bay. Fist signs were wall separation throughout the RV....

The dealership has declared frame failure and failure of the pin box flexing up to 3-4 inches just picking it up with a forklift. Lag bolts are missing and/or backed out. Dealer has deemed it not safe for use. They will not move it out of their bay. Fist signs were wall separation throughout the RV....

The dealership has declared frame failure and failure of the pin box flexing up to 3-4 inches just picking it up with a forklift. Lag bolts are missing and/or backed out. Dealer has deemed it not safe for use. They will not move it out of their bay. Fist signs were wall separation throughout the RV....

Upon returning from a most recent trip we started to notice significant floor noise, moving interior cabinetry, and a cracked front cap on our 2023 Grand Design Momentum 395MS-R. We were instructed by Grand Design to take our unit to our dealer for inspection and servicing. During the time at the de...

We have a brand new 2023 Grand Design Momentum 5th wheel. Had her for 9 months. Taken only 2 trips thus far. I have a structural stress fractures on the corner of my closet slide (approx 4”), caulking around the front cap has been pulled away, both sides of our bedroom upper cabinets have about ...

We have a brand new 2023 Grand Design Momentum 5th wheel. Had her for 9 months. Taken only 2 trips thus far. I have a structural stress fractures on the corner of my closet slide (approx 4”), caulking around the front cap has been pulled away, both sides of our bedroom upper cabinets have about ...