FaultScore

Forest River Sierra problems

Owners have filed 36 complaints about the Forest River Sierra with NHTSA across model years 2002 to 2021. More of them are about the body & structure than anything else.

Every Forest River Sierra year, graded

The grade compares each year against the rest of this model's own run — never against another car. Click any bar or row to open that year's report.

02 03 05 06 08 09 10 13 14 15 16 17 19 21
Complaints filed with NHTSA, by model year. Bar colour is the FaultScore grade: A B C D F ungraded
Year Grade Complaints Crashes Fires Median miles Most reported
2021 4 0 1 Engine & Cooling
2019 1 0 0 Other & Unspecified
2017 5 0 0 Electrical System
2016 3 0 0 Body & Structure
2015 1 0 1 Electrical System
2014 1 0 0 Body & Structure
2013 2 0 0 Suspension
2010 1 0 0 Body & Structure
2009 4 2 0 Suspension
2008 2 0 0 Body & Structure
2006 5 0 0 Tires
2005 1 0 0 Body & Structure
2003 4 0 0 Equipment & Accessories
2002 2 0 0 Equipment & Accessories

What breaks on a Forest River Sierra

Across every model year on file. Follow a row for that part's complaints and the year it was worst.

Body & Structure 9 25.0%

Worst in 2016

Tires 6 16.7%

Worst in 2006

Equipment & Accessories 6 16.7%

Worst in 2003

Other & Unspecified 5 13.9%

Worst in 2008

Suspension 4 11.1%

Worst in 2009

Electrical System 3 8.3%

Worst in 2017

Engine & Cooling 1 2.8%

Worst in 2021

Brakes 1 2.8%

Worst in 2021

Wheels 1 2.8%

Worst in 2017

Complaints filed over time

Every complaint about every Forest River Sierra, by the month it reached NHTSA.

Oct 2007 peak 3 Aug 2025

Compare the Forest River Sierra

Side by side on complaint history. Remember that raw totals track how many were sold as much as how good they were.