2015 SPARTAN K3

SUSPENSION:FRONT:CONTROL ARM

Spartan Motors USA (Spartan) is recalling certain 2011-2017 Gladiator, 2016-2017 MetroStar, 2012-2018 K2, 2011-2018 K3, 2017-2018 K4, and 2011-2017 MM vehicles. The ball joints on the independent front suspension (IFS) modules can loosen and separate, leading to a partial loss of steering.

Risk: A separated ball joint can cause a loss of steering control, increasing the risk of a crash.

STEERING:HYDRAULIC POWER ASSIST:PUMP

Spartan Motors USA (Spartan) is recalling certain model year 2010-2017 Emergency Response K3, Metrostar, and Gladiator emergency response chassis cabs and motor home chassis manufactured April 12, 2010, to August 31, 2016. The affected vehicles have a power steering pump that may have an occasional loss of output power resulting in reduced or intermittent loss of power steering assist.

Risk: An intermittent loss of power steering assist could increase the risk of a crash.

ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

Spartan Motors (Spartan) is recalling certain model year 2007-2015 Spartan K3 and MM motorhome chassis manufactured September 21, 2006, to March 23, 2015. In the affected vehicles, the flexible exhaust tube may tear allowing hot exhaust to blow against other components or materials.

Risk: If hot exhaust gas contacts other components or materials, it can increase the risk of a fire.

SUSPENSION

Spartan Motors USA (Spartan) is recalling certain model year 2015-2016 K2, and K3 vehicles manufactured November 19, 2013, to May 7, 2015. Power could be lost in the vehicle's air suspension system.

Risk: A failure of the air suspension system could result in a loss of some vehicle control, increasing the risk of a crash.

SUSPENSION:REAR:AXLE:NON-POWERED AXLE ASSEMBLY

Spartan Motors, Inc. (Spartan) is recalling certain model year 2015 K3 chassis manufactured February 28, 2014, to October 21, 2014. In the affected chassis, the tag axle suspension hangers may move allowing the tag axle assembly to shift off center.

Risk: If the tag axle moves off center, vehicle handling may suddenly be affected, increasing the risk of a crash.

POWER TRAIN:AXLE ASSEMBLY

Spartan Motors, Inc. (Spartan) is recalling certain model year 2015-2016 K2, K3 and MM chassis manufactured October 2, 2013, to April 2, 2015. In the affected vehicles, the fasteners that attach the stay rod (v-rod) to the rear drive axle may not have been installed with thread locker or tightened in the correct sequence.

Risk: If the fasteners come loose, the stay rod may disconnect from the rear axle, resulting in a loss of control, increasing the risk of a crash.

STEERING:LINKAGES

Spartan Motors, Inc. (Spartan) is recalling certain model year 2013-2015 Gladiator, K2, K3, MetroStar, and MM motorhome and emergency response chassis cabs manufactured November 28, 2012, to October 15, 2013. The castle nuts for the steering linkage may loosen, allowing the steering linkage to separate.

Risk: If the steering linkage separates, a loss of steering control would occur, increasing the risk of a crash.

SERVICE BRAKES, AIR

Spartan Motors, Inc. (Spartan) is recalling certain model year 2013-2015 Gladiator, DR, K2, K3, MetroStar, MM, and NVS vehicles manufactured December 14, 2011, to October 21, 2014, equipped with certain Wabco Quick Release Valves with Double Check. In the affected valves, the rubber diaphragm may be damaged by sharp edges on the valve seat ribs, reducing the available air pressure in the air tanks.

Risk: The reduced air pressure levels may reduce braking performance and/or the parking brakes could reapply, increasing the risk of a crash.