2021 Keystone Cougar Problems, Complaints & Recalls

Source: NHTSA · Updated Aug 5, 2026 · 4 owner complaints analyzed

Compared with other Cougar years
Not enough data 15th of 28 for complaints
NHTSA crash rating
Not rated

Owners have filed 4 complaints with NHTSA about the 2021 Keystone Cougar. That ranks 15th out of 28 Cougar model years for complaints. The most reported problem area is tires (2 complaints, 50%), typically at around 400 miles. There are 7 safety recalls covering this model year.

Complaints are unverified owner reports and are not adjusted for sales volume.

Compare with another car

Most common 2021 Keystone Cougar problems

Complaints grouped by the part of the car owners reported, with the median mileage when the problem happened.

Tires2 · ~400 mi
Structure1
Unknown or Other1
Problem areaComplaintsShareMedian milesOwners mention mostTypical repair cost
Tires250%400——
Structure125%———
Unknown or Other125%———

One complaint can list several problem areas, so shares can add up to more than 100%.

Complaints by year received

Peak: 2022, with 2 complaints
2021: 1202112022: 2202222026: 120261

n = 4 complaints · Source: NHTSA

2021 Keystone Cougar recalls (7)

Tap a recall to see the problem, the risk and the fix.

Tires; structure:frame and membersMar 31, 2022 · NHTSA campaign 22V209000 · 513 vehicles

Problem: Keystone RV Company (Keystone) is recalling certain 2019-2022 Cougar 29FKD travel trailers. Improper clearance may allow the tires to contact the outrigger, causing damage to the tires.

Risk: Damaged tires can fail, causing a loss of vehicle control and increasing the risk of a crash.

Fix: Dealers will notch the existing outrigger and install an additional outrigger between the two tires to provide proper clearance, free of charge. Owner notification letters were mailed May 12, 2022. Owners may contact Keystone customer service at 1-866-425-4369. Keystone's number for this recall is 22-430.

Equipment:recreational vehicle/trailer:lpg systemsSep 13, 2021 · NHTSA campaign 21V708000 · 95,885 vehicles

Problem: Keystone RV Company (Keystone) is recalling certain 2019-2021 Dutchmen Aspen Trail, Coleman, Keystone Cougar, Bullet, Passport, Hideout, Springdale, Sprinter, 2019 Keystone Impact, Fuzion, Residence, Retreat, Summerland, and Dutchmen Kodiak recreational vehicles, equipped with Winntec model 6020 two-stage propane regulators. The regulator may fail, causing an increase in propane pressure.

Risk: Increased propane pressure can enlarge the flames in gas appliances, increasing the risk of a fire.

Fix: Dealers will replace the regulator and test the propane system for leaks, free of charge. Owner notification letters mailed February 25, 2021. Owners may contact Keystone customer service at 1-866-425-4369. Keystone's number for this recall is 21-414.

Structure:frame and members; suspension:front:springs:leaf spring assembly:hanger,bracketMay 24, 2021 · NHTSA campaign 21V380000 · 1,990 vehicles

Problem: Keystone RV Company (Keystone) is recalling certain 2017-2021 Keystone Cougar 368MBI trailers. The frame rails do not have enough cross support, which could cause them to buckle under certain side-load stress conditions.

Risk: A buckled frame rail can increase the risk of a crash.

Fix: Dealers will add cross braces between each spring hanger and an outrigger between the tires on the off-door side of the vehicle, free of charge. Owner notification letters were mailed July 15, 2021. Owners may contact Keystone customer service at 1-866-425-4369. Keystone's number for this recall is 21-411.

Electrical systemMar 16, 2021 · NHTSA campaign 21V178000 · 31 vehicles

Problem: Keystone RV Company (Keystone) is recalling certain 2021 Cougar 29MBS, 30RLS, 315RLS, 316RLS, 32BHS, 353SRX, 364BHL, and 368MBI trailers equipped with the Off the Grid (OTG) Solar package. The inverter may have been incorrectly wired, causing power to energize the shore power connection, when in use.

Risk: An energized shore power connection can cause an electrical shock, increasing the risk of injury.

Fix: Keystone will notify owners, and dealers will test the inverter function, and rewire it if necessary, free of charge. The recall began March 24, 2021. Owners may contact Keystone customer service at 1-866-425-4369. Keystone's number for this recall is 21-403.

Electrical system:wiring:fuses and circuit breakersDec 18, 2020 · NHTSA campaign 20V801000 · 347 vehicles

Problem: Keystone RV Company (Keystone) is recalling certain 2021 Cougar 22MLS, 22RBS, 25RDS, 26RBS, 26RKS, 27RES, 29BHS, 30RKD, 31MBS, 32RLI and 34TSB recreational trailers equipped with a Solar Prep or an off-the-grid "OTG" Solar Camping Package. The Solar Prep wiring to the 12VDC breakers located by the battery may not be connected to the protected side of the breaker.

Risk: Since it is not connected properly to the breaker, if the Solar Prep wiring experiences an electrical short, it will increase the risk of a fire.

Fix: Keystone will notify owners, and dealers will inspect the installation of the Solar Prep wiring at the circuit breaker mounted close to the battery and remount the wiring if needed, free of charge. The recall began January 11, 2021. Owners may contact Keystone customer service at 1-866-425-4369. Keystone's number for this recall is 21-392.

Equipment:recreational vehicle/trailer:120/240 vac electrical system:inverterOct 30, 2020 · NHTSA campaign 20V670000 · 1,278 vehicles

Problem: Keystone RV Company (Keystone) is recalling certain 2020-2021 Cougar trailers equipped with the Off the Grid (OTG) Solar package. The inverter may have been incorrectly wired, causing power to energize the shore power connection, when in use.

Risk: If the inverter is turned on, and energizes the shore power connection, it can increase the risk of injury.

Fix: Keystone will notify owners, and dealers will test the function of the inverter and rewire it as needed, free of charge. The recall began November, 18, 2020. Owners may contact Keystone customer service at 1-866-425-4369. Keystone's number for this recall is 20-389.

Equipment:recreational vehicle/trailerMay 26, 2020 · NHTSA campaign 20V302000 · 192 vehicles

Problem: Keystone RV Company (Keystone) is recalling certain 2020-2021 Cougar travel trailers, model 24RDS, equipped with a Furrion range cook top. The interior range cooktop is installed in a cabinet that may not be entirely sealed from the furnace cavity. As a result, during furnace operation, the interior range cooktop burner flame may invert.

Risk: If the cooktop burner flames invert, there is an increased risk of a fire and injury.

Fix: Keystone will notify owners, and dealers will inspect the interior range cooktop with the furnace running, installing a plywood panel to seal it as necessary, free of charge. This recall began July 17, 2020. Owners may contact Keystone customer service at 1-866-425-4369. Keystone's number for this recall is 20-377.

To see whether a specific car still has an open recall, enter its VIN on NHTSA's official recall lookup. You can also decode a VIN here.

Recent owner reports

Short excerpts of the latest complaints filed with NHTSA, with personal details removed. Full reports can be searched on NHTSA.gov.

On XXX between 11 am to 2pm, I was driving [XXX] to [XXX], via [XXX], and at rest area [XXX], I stopped for fueling truck and getting something to eat with family. After stopping at the parking site for trailer, I noticed that the RV box on the front above the gooseneck, was touching the top of my…

Structure · received Aug 5, 2026 · NHTSA complaint 11755033

New Trailer King RST ST 225/75R15 hanging on the spare tire rack on the back of my 2021 Cougar 22 MLSWE travel trailer that was never useD stored covered at my home BLEW UP. HEARD LOAD EXPLOSION AND TIRE DESTROYED AS WELL AS SPARE TIRE COVER

Tires · received May 29, 2022 · NHTSA complaint 11466606

Spontaneous increase in propane supply levels causing heating equipment to overheat. No inspection has taken place because manufacturer cites lack of replacement parts for warranty replacement.

Unknown or Other · received Apr 3, 2022 · NHTSA complaint 11459460

I bought this keystone trailer new in august of 2020. The tires only had 400 miles of use before this trip. I equipped my trailer with tire minder system to monitor tire pressure and temperature. There was no warning of tire failure. The tire just exploded and came apart. Damaging my trailer.

Tires · received Jan 5, 2021 · NHTSA complaint 11386578

Other Keystone Cougar years

← 2020 Cougar · 2022 Cougar →

See all Keystone Cougar problems by year, every Keystone model, or the VIN decoder.

Similar Keystone models

Embed this 2021 Keystone Cougar badge on your site

Copy this code into your blog or forum post. It shows live complaint and recall counts and links back here.

Frequently asked questions

What are the most common problems with the 2021 Keystone Cougar?

Owners most often report tires, structure, unknown or other problems. The top one, tires, accounts for 2 complaints.

Was there a recall on the 2021 Keystone Cougar?

Yes, 7 safety recalls. Enter your VIN at NHTSA.gov to check whether the repairs were done on your car.

Was the 2021 Keystone Cougar a good year?

Complaint data can't fully answer that, because counts aren't adjusted for sales. Compared with other Cougar model years, the 2021 has too little data to compare. Always get a pre-purchase inspection and check the VIN for open recalls.