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Thor Motor Coach ChateauModel year report

2018 Thor Motor Coach Chateau Problems

Complaints
5filed with NHTSA
Median mileage
9,000miles, 5 complaints with mileage
Recalls
6campaigns on record
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

Sources: NHTSA records for the 2018 Thor Motor Coach Chateau (complaints, recalls, investigations). Report an error

NHTSA recorded 5 consumer complaints for the 2018 Thor Motor Coach Chateau. The part named most often is other or unknown, with 3 complaints (60% of the total), followed by electrical system (2) and engine (1). 5 of the complaints include a mileage, and 100% of those were filed for vehicles with under 50,000 miles; the median is 9,000 miles. Of all complaints, 2 a fire, 2 an injury, according to the filers. NHTSA lists 6 recall campaigns and 4 technical service bulletins for this model year.

This model year has fewer than 25 complaints on record, so the numbers below can change a lot with a few new reports.

Which parts are reported most

Complaints can name more than one part, so the counts add up to more than the total. Select a part to see its complaints, recalls and bulletins.

Example complaints

Other or unknown: “On august 12, 2020, I was driving hwy 330 to big bear lake, ca, when a small fire occurred in my 2018 thor Chateau. My wife and I first noticed the smell of burning plastic. She investigated the interior of the rv while I searched for a safe turn-out off the highway. She eventually saw smoke flowing from the rear of the rv. Within four minutes we were off the highway and discovered smoke coming from a passenger-side compartment directly above the exhaust exit pipe. …”

NHTSA complaint #11350174, filed 2020-08, 24,500 miles

Electrical system: “The contact owned a 2018 Thor Chateau. The contact stated that while her husband was driving at 45 MPH, he saw another vehicle encroaching into his lane head-on from the opposite lane. As her husband began to veer the camper to the right side of the roadway, the other vehicle sideswiped the driver’s side of the camper and the inside of the camper immediately caught on fire. The fire quickly spread throughout the camper as her husband lost complete control of the vehicle. The contact's husband was forced to exit the vehicle through the passenger’s side window. …”

NHTSA complaint #11446337, filed 2022-01, 12,400 miles

Mileage when problems were reported

100% of the 5 complaints with a mileage were filed for vehicles with under 50,000 miles; the middle half falls between 4,000 and 12,400 miles.

60%0–1040%10–250%25–500%50–750%75–1000%100–1500%150+
Share of complaints by mileage when the problem was reported, in thousands of miles (5 complaints with mileage). Red bars: under 50,000 miles. Bucket widths differ. Median: 9,000 miles.

Complaints by year filed

Fewer than 15 complaints, too few for a reliable trend.

2018202032022
Complaints by year the complaint was filed with NHTSA. Red bars: the last 3 full calendar years used for the trend. The current year (2026) is partial.

Recalls and investigations

Recall details for the 2018 Thor Motor Coach Chateau → · Check a VIN at nhtsa.gov/recalls

Technical service bulletins

TSBs are manufacturer notes to dealers about known repair procedures. They are not recalls and do not by themselves mean a vehicle has a fault. 4 on record; the latest 4 are shown.

Other model years of the Thor Motor Coach Chateau

YearComplaintsMedian miRecallsCrash ★MPGScore (50 = typical)Trend
201859,0006———Not enough data

All Thor Motor Coach Chateau model years

Frequently asked questions

How many NHTSA complaints does the 2018 Thor Motor Coach Chateau have?

NHTSA recorded 5 consumer complaints for the 2018 Thor Motor Coach Chateau as of Oct 30, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

What part of the 2018 Thor Motor Coach Chateau is reported most often?

Other or unknown is named most often, in 3 complaints (60% of the total), followed by electrical system with 2.

Has the 2018 Thor Motor Coach Chateau been recalled?

NHTSA lists 6 recall campaigns for this model year. To check a specific vehicle, enter its VIN at nhtsa.gov/recalls.

At what mileage are problems with the 2018 Thor Motor Coach Chateau reported?

Among the 5 complaints that include a mileage, the median is 9,000 miles and the middle half falls between 4,000 and 12,400 miles; 100% were filed for vehicles with under 50,000 miles.

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 30, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

Complaint counts come from NHTSA’s public complaint database; we count each complaint once. The source records for this vehicle are on nhtsa.gov. Scores and trends are our own summaries of that data, described in the methodology. This page is not legal, safety or repair advice: for a specific vehicle, check its VIN at nhtsa.gov/recalls and ask a qualified mechanic. See an error? Tell us.