Service bulletins for the 2021 Forest River Avenger
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
2 on file from NHTSA, as of 2026-10-19.
By type
By component
| 491410 | 2021-09-07. Service bulletin. ELECTRICAL SYSTEM. This is a generic use wiring diagram used for Prime Time Travel Trailer and Fifth-Wheel Recreationally Vehicles. |
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| 511377 | 2021-09-07. Service bulletin. ELECTRICAL SYSTEM. As per Lippert Components Technical Service Bulletin 11-004-21. The slide room actuator was assembled incorrectly, which may cause the room to become stuck in the out position and prevent from fully retracting. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.