Four people were taken to hospital with non-life threatening injuries following a three-vehicle crash on Highway 97 on Sunday evening.
The collision occurred just before 7 p.m.
A 1997 Fleetwood motorhome, traveling south on Highway 97, was unable to stop at the intersection of Prairie Valley Road.
The motorhome rear-ended a 2005 Chevrolet Cavalier, which then struck a third vehicle, a 2005 Honda Accord from Alberta.
The Honda went into the ditch.
The motorohome and the Cavalier caught fire.
Summerland firefighters extinguished the fire.
Police say the driver of the motorhome and his wife were relocating to the South Okanagan and had all their possessions in the motorhome.
George Pugh of the Summerland Fire Department said 10 firefighters and two engines were sent to the accident.
While the blaze was extinguished within 20 minutes, firefighters remained at the scene until 10:45, when the last of the vehicles had been removed from the accident scene.