AI-generated · grounded in NHTSA data
Reliability & 5-year cost of ownership — 2019 Grand Design Momentum
Overall rating NHTSA-grounded
Below average
Estimated 5-year repair + maintenance cost: $3,500–$7,500
The 2019 Grand Design Momentum suffers from significant recall issues, primarily within its refrigerator wiring and LPG system, suggesting potential safety hazards. The high number of owner complaints concerning structural and electrical components further indicates below-average reliability relative to peers.
Most-common failures
| Part | Typical mileage | Cost range | Frequency |
|---|---|---|---|
| refrigerator wiring | 20,000–30,000 miles | $150–$400 | very common |
| LP gas regulator | 15,000–25,000 miles | $100–$250 | common |
| structure | 10,000–20,000 miles | $200–$600 | common |
Scheduled maintenance to budget
Routine items every owner should plan for.
- Inspect roof and sealants
- Test and clean LPG system
- Check all electrical connections
- Inspect brakes and bearings
- Rotate and balance tires
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Fridge circuit breaker trips
- Gas smell near appliances
- Difficulty closing slide-outs
- Inconsistent electrical operation
Generated by gpt-4o on 8/24/2026. Cost ranges are conservative estimates that account for typical regional variation.