Pre-purchase inspection checklist — 2022 Grand Design Momentum
The 2022 Grand Design Momentum has several known issues, notably in suspension, LPG systems, and body structure. These issues, while serious, are commonly recalled, and solutions are available. Ensure these concerns are addressed before purchasing.
Known issues to inspect
Loose U-bolt in suspension
How to check: Inspect U-bolts for tightness and secure placement of the axle.
Cracked LPG system fittings
How to check: Check for gas leaks around LP system's quick disconnect fittings.
Electric ramp door may fall
How to check: Test ramp door power cut-off switch functionality.
Incorrect power supply wiring
How to check: Verify 110-volt power supply isn't wired to solar inverter.
Awning welded seam may separate
How to check: Inspect awning fabric for any seam separation signs.
Test-drive walkthrough
- 01
Cold start
What to check: Inspect for unusual noises or leaks under chassis.
Red flag: Loud clunks or visible leaks.
- 02
Parking lot maneuver
What to check: Test suspension responsiveness and steering ease.
Red flag: Difficult steering or harsh suspension response.
- 03
First minute idling
What to check: Check for any LPG smell in or around RV.
Red flag: Strong gas smell detected.
- 04
Low speed driving
What to check: Monitor static ramp door position for stability.
Red flag: Ramp door shifting unexpectedly.
- 05
Highway speed driving
What to check: Observe structural stability and awning performance at speed.
Red flag: Awning vibrating or moving excessively.
Questions for the seller
Use this exact phrasing.
- Have all recalls been addressed?
- Any repairs done on the suspension?
- Issues with LPG system leaks?
- How often has the vehicle been serviced?
- Is the ramp door functioning correctly?
Documents to request
Don't sign anything until you have these.
- Recall repair documents
- Service history records
- Warranty information
- Proof of LPG system inspection
Generated by gpt-4o on 8/24/2026. Grounded in the NHTSA recall corpus and owner-complaint patterns for the 2022 Grand Design Momentum.