Vehicle report

2021 FOREST RIVER SIERRA

Service bulletins

4 bulletins

Technical service bulletins are instructions a manufacturer sent its dealers about a known fault. They are not recalls and the work is usually not free, but they are the clearest signal of a problem the manufacturer already knows about.

031812

Service Bulletin/Repair Instructions

Technical Document of how to diag. a fan speed in an Aircxel Air Conditioner.

511589

Service Bulletin/Repair Instructions

Progressive Dynamics model PD1610 Power Inverter with error code(s) "E-8" and/or "E-9". This is due to an error in shipping the incorrect remote control for the power inverter. This document has been posted on Forest River's DealerConnect to direct the user to contact the appropriate Forest River manufacturing division for a replacement, free of charge.

511377

Service Bulletin/Repair Instructions

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.

831334

Service Bulletin/Repair Instructions

It was discovered that the manufacturing plant did not cut a stress relief line in the upper deck Driver Side and in on certain models, Passenger Side under the slide room(s). The upper deck in the Impression Fifth-Wheel needs to flex, without the "stress relief cut" the sidewall filon may crack under the slide room(s).

Reading this report

Complaint counts are reports filed with NHTSA, not failure rates. A common model collects more of them than a rare one that breaks more often.

2021 Forest River Sierra Service Bulletins: 4 bulletins | CarFathom