Does the 2018 Thor Motor Coach ACE have any recalls?

Transport Canada lists 2 campaigns and the U.S. NHTSA lists 2 for the 2018 Thor Motor Coach ACE. Matched by make, model, and model year. Many recalls affect only specific VIN ranges — confirm with your dealer using your full VIN.

How do I know if a recall applies to my 2018 Thor Motor Coach ACE?

Recalls are matched by make, model and model year, but many cover only certain VIN ranges. Confirm with your manufacturer or dealer using your full VIN, or use the official Transport Canada or NHTSA lookup.

Are recall repairs free?

Yes. In both Canada and the United States the manufacturer must fix a recalled defect at no charge, through a franchised dealer.

RECALLS — MAKE · MODEL · YEAR

2018 Thor Motor Coach ACE recalls

4 safety recall campaigns have been filed for the 2018 Thor Motor Coach ACE with Transport Canada and the U.S. NHTSA. Here is what both agencies say.

Canadian recalls: 02
U.S. recalls: 02
Total campaigns: 04

Transport Canada recalls

Accessories#2018397July 30, 2018
13 units affected
On certain ACE 27.2 motorhomes, the rubber liquid propane (LP) hose may sag and rub on the right rear tire. This could cause a propane leak, which, in the presence of an ignition source, could result in a fire causing injury and/or damage to property. Correction: Dealers will inspect the routing of the rubber LP hose and repair as necessary.
Accessories#2017613December 7, 2017
6,579 units affected
On certain motorhomes equipped with Kidde fire extinguishers with black plastic handles and valves, the fire extinguishers may become clogged or require excessive force to activate. Also, the nozzle may detach from the valve assembly with enough force that it could cause injury, and fail to discharge. In case of fire, failure of the extinguisher to function could result in injury and/or property damage. Correction: Owners will be provided with instructions on how to inspect the fire extinguisher to see if it is recalled. Replacement fire extinguishers will be supplied by Kidde directly. Note: For more information about recalled fire extinguishers, please visit <a href="https://inmarmarketaction.com/kidde/Kidde284CA/">www.kidde.com</a>.

Canadian data updated August 24, 2026

U.S. NHTSA recalls

EQUIPMENT#17V758000November 22, 2017
Thor Motor Coach (Thor) is recalling various 2003-2018 recreational vehicles, equipped with Kidde Plastic-Handle or Push Button 'Pindicator' Fire Extinguishers. See a list of the affected trailer models at: https://static.nhtsa.gov/odi/rcl/2017/RMISC-17V758-5764.pdf. These extinguishers may become clogged, preventing the extinguisher from discharging as expected or excessive force may be needed to activate the extinguisher. Additionally, in certain models, the nozzle may detach from the valve assembly with enough force that it could cause injury and also render the product inoperable. For a full list of the affected fire extinguisher models visit: https://static.nhtsa.gov/odi/rcl/2017/RMISC-17E062-5427.pdf
Risk: In the event of a fire, if the fire extinguisher does not function properly, it can increase the risk of injury.
Remedy: Thor will notify owners, instructing them to contact Kidde for a replacement fire extinguisher, free of charge. The recall began on January 15, 2018. Owners may contact Thor customer service at 1-877-500-1020, or Kidde customer service toll-free at 1-855-262-3540, or online at www.kidde.com and click on "Product Safety Recall" for more information.
EXTERIOR LIGHTING#17V692000November 2, 2017
Thor Motor Coach (TMC) is recalling certain 2018 Ace, Axis, Hurricane, Windsport, and Vegas motorhomes. The wiring for the trailer lights may have been inserted into the wrong locations of the trailer lighting socket causing the trailer lights to not function properly. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 108, "Lamps, Reflective Devices, and Associated Equipment."
Risk: If the trailer lights do not function as intended, it can increase the risk of a crash.
Remedy: Thor has notified owners and dealers will re-wire a new connector, free of charge. The recall began on November 21, 2017. Owners may contact TMC customer service at 1-877-500-1020. TMC's number for this recall is RC000148.

Does this recall apply to my vehicle?

Matched by make, model, and model year. Many recalls affect only specific VIN ranges — confirm with your dealer using your full VIN.

What to do

Recall repairs are free at a franchised dealer in both countries. To confirm a recall applies to your specific vehicle, or to book the work, contact your manufacturer or dealer with your full VIN, or use the official channel:

NHTSA recall lookup (search by VIN) — U.S. National Highway Traffic Safety Administration
Defects and recalls database — Transport Canada

Check a 2018 Thor Motor Coach ACE VIN

A VIN decode confirms your vehicle's exact model year, trim and assembly plant, then runs this same recall check against it.

Data sources and coverage limits →