2008–2009 Keystone Big Sky, 2008–2009 Keystone Challenger, 2008–2009 Keystone Everest and 3 other models Recall: These transfer switches, used in vehicles wired to be powered by a…
NHTSA campaign 15V561000 · Electrical System · filed Sep 4, 2015 · verified Jul 30, 2026
The defect
Keystone RV Company (Keystone) is recalling certain model year 2008-2009 Big Sky, Challenger, Everest, Fuzion, Montana, and Raptor travel trailers and fifth wheels equipped with an IOTA ITS-50R transfer switch. These transfer switches, used in vehicles wired to be powered by a generator, may fail when exposed to elevated electrical loads and used in higher ambient temperatures.
The risk
As the transfer switch fails, it may overheat, increasing the risk of a fire.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
Keystone will notify owners, and dealers will replace the IOTA ITS-50R transfer switch with a different brand transfer switch, free of charge. The recall began on October 8, 2015. Owners may contact Keystone customer service by calling 1-866-425-4369. Keystone's number for this recall is 15-234.
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.
Affected vehicles
Related recalls
More Keystone Big Sky recalls
Other campaigns involving Keystone vehicles
Source: NHTSA recall database, campaign 15V561000 (manufacturer number 15-234). Data last verified Jul 30, 2026.