AI-generated · grounded in NHTSA data
Reliability & 5-year cost of ownership — 2025 Grand Design Momentum
Overall rating NHTSA-grounded
Below average
Estimated 5-year repair + maintenance cost: $4,000–$8,000
The 2025 Grand Design MOMENTUM has notable issues with its step/ladder structure, presenting safety concerns. With two recalls related to step detachment and inadequate support, along with complaints about brakes and suspension, reliability is compromised.
Most-common failures
| Part | Typical mileage | Cost range | Frequency |
|---|---|---|---|
| step/ladder | 0–5,000 miles | $100–$300 | very common |
| brakes | 5,000–15,000 miles | $250–$600 | occasional |
| suspension | 10,000–20,000 miles | $500–$1 | rare |
Scheduled maintenance to budget
Routine items every owner should plan for.
- Change engine oil every 5,000 miles
- Inspect brakes annually
- Check suspension components yearly
- Rotate tires every 7,500 miles
- Replace cabin filters yearly
- Inspect and seal roof twice a year
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Wobbly or loose steps
- Grinding noise in brakes
- Uneven ride height or stance
- Vibrations when braking
- Strange noises from the suspension
Generated by gpt-4o on 8/22/2026. Cost ranges are conservative estimates that account for typical regional variation.