FaultScore

Worst years for a Grand Design Momentum

Owners have filed 361 complaints about the Grand Design Momentum with NHTSA across model years 2015 to 2025. More of them are about the body & structure than anything else.

Avoid

2021 Grand Design Momentum

103 complaints — the highest FaultScore of any year, mostly body & structure.

Cleanest on record

2018 Grand Design Momentum

15 complaints — the lowest FaultScore of the graded years.

Every Grand Design Momentum year, graded

The grade compares each year against the rest of this model's own run — never against another car. Click any bar or row to open that year's report.

Complaints filed with NHTSA, by model year. Bar colour is the FaultScore grade: A B C D F ungraded
Year Grade Complaints Crashes Fires Median miles Most reported
2025 3 0 1 Suspension
2024 B 21 0 0 1,000 Wheels
2023 B 41 0 0 Body & Structure
2022 D 65 0 0 200 Body & Structure
2021 D 103 1 0 8,000 Body & Structure
2020 C 48 0 1 10,000 Body & Structure
2019 B 27 0 0 100 Body & Structure
2018 A 15 0 0 Body & Structure
2017 B 14 0 0 4,000 Brakes
2016 B 15 0 0 2,500 Body & Structure
2015 9 0 0 Body & Structure

What breaks on a Grand Design Momentum

Across every model year on file. Follow a row for that part's complaints and the year it was worst.

Body & Structure 138 38.2%

Worst in 2021

Worst in 2021

Suspension 53 14.7%

Worst in 2021

Doors, Latches & Locks 23 6.4%

Worst in 2021

Brakes 21 5.8%

Worst in 2017

Equipment & Accessories 13 3.6%

Worst in 2021

Electrical System 12 3.3%

Worst in 2023

Wheels 7 1.9%

Worst in 2024

Lights 2 0.6%

Worst in 2021

Windows, Mirrors & Wipers 2 0.6%

Worst in 2024

Transmission & Drivetrain 1 0.3%

Worst in 2021

Fuel & Propulsion 1 0.3%

Worst in 2019

Tires 1 0.3%

Worst in 2017

Exactly what failed on a Grand Design Momentum

The named sub-assemblies behind those complaints, across every model year.

Body 69 58.5%
Latch 23 19.5%
Frame AND Members 11 9.3%
Recreational Vehicle/Trailer 7 5.9%
HUB 2 1.7%
Glass, Side/Rear 2 1.7%
Spare Tire Mount/Rack 1 0.8%
Oven/Stove/Cooktop 1 0.8%
Integrated Trailer Brake Control 1 0.8%
Lines AND Fittings 1 0.8%

Complaints filed over time

Every complaint about every Grand Design Momentum, by the month it reached NHTSA.

Aug 2016 peak 34 Aug 2026

Compare the Grand Design Momentum

Side by side on complaint history. Remember that raw totals track how many were sold as much as how good they were.