Insufficiently tightened brake caliper bolts
Defect Summary
Thor motor coach (tmc) is recalling certain 2019-2020 aria 3401, 3601, 3901, 3902, and venetian g36, j40, l40, m37, r40, and s40 motorhomes built on dtna chassis. the brake caliper mounting bolts may have been insufficiently tightened.
Safety Consequence
Loose brake caliper mounting bolts can reduce brake effectiveness, increasing the risk of a crash.
Corrective Action
Dtna will notify owners, and dtna dealers will inspect and repair the vehicles, free of charge. the recall began on may 20, 2020. owners may contact dtna customer service at 1-800-547-0712 or tmc customer service at 1-877-855-2867.
Similar Recalls
Other recalls from Thor Motor Coach or involving Service Brakes, Air.
FAQ: Recall 20V167000
Your rights, the repair process, and what each field on this page means.
What is recall 20V167000?
NHTSA recall 20V167000 was issued by Thor Motor Coach on March 20, 2020. It addresses: Insufficiently tightened brake caliper bolts. The recall affects approximately 85 vehicles, with the defect involving the Service Brakes, Air component.
How do I get this recall repaired?
Contact any authorized Thor Motor Coach dealer and reference NHTSA recall ID 20V167000 or the manufacturer campaign number RC000186. Under federal law, the repair is completely free regardless of vehicle age or owner history.
Is my vehicle included in this recall?
The only way to confirm is to look up your 17-character VIN at nhtsa.gov/recalls. NHTSA's tool will tell you if VIN-by-VIN this exact recall applies.
How long do I have to get a recall repair done?
There is no expiration on most federal safety recalls. Even if your vehicle is years old and you bought it used, the manufacturer is required to perform the repair at no cost.
Where does the data on this page come from?
All information on this page is sourced directly from the U.S. Department of Transportation public dataset for NHTSA recalls. Last refreshed: 2026-05-22. For the most current official notice, visit nhtsa.gov/recalls.