2020 NOVA BUS LFS

STEERING:ELECTRIC POWER ASSIST SYSTEM

Nova Bus (US) Inc. (Nova Bus) is recalling certain 2020-2023 LFS transit buses. The electric power steering system may be missing a check valve, allowing hydraulic pressure to turn the steering wheel without the driver's input.

Risk: A steering wheel that turns unintentionally increases the risk of a crash or injury.

VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:WINDSHIELD:ELECTRICAL HEATING ELEMENT

Nova Bus (US) Inc. (Nova Bus) is recalling certain 2019-2024 LFS and 2019-2023 LFS Artic buses. The auxiliary heater module may allow contaminants to enter the electronic controller, which can cause an electrical short. Additionally, the auxiliary heater may fail, causing the defrosting system to not function properly.

Risk: An electrical short circuit can increase the risk of a fire. Additionally, a windshield defrosting system that does not function properly can decrease the driver's visibility, increasing the risk of a crash.

SEAT BELTS:FRONT

Nova Bus (US) Inc. (Nova) is recalling certain 2010-2020 LFS Artic and 2012-2024 LFS vehicles. The driver's seat belt may not retract properly. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 209, "Seat Belt Assemblies."

Risk: A seat belt that does not retract properly may result in a loose seat belt, which can increase the risk of injury in a crash.

VISIBILITY:GLASS, SIDE/REAR

Nova Bus (US) Inc. (Nova Bus) is recalling certain 2019-2023 LFS and 2019-2020 LFS Arctic buses. The glazing used on the glass windows may reduce the driver's visibility. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 205, "Glazing Materials."

Risk: Reduced visibility while driving can increase the risk of a crash.

SERVICE BRAKES, AIR:DISC:CHAMBER

Nova Bus (US) Inc. (Nova Bus) is recalling certain 2019-2021 LFS and 2019 LFS Artic buses. The brake chamber on the rear axle may have been improperly manufactured, which can result in an air leak.

Risk: A brake chamber air leak may cause the brakes to engage unexpectedly, which can overheat the brakes and increase the risk of a fire. Additionally, unexpected braking can increase the risk of a crash.

ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS

Nova Bus (US) Inc. (Nova Bus) is recalling certain 2020-2024 LFS vehicles. The engine coolant return hose may fail, leaking coolant and causing an engine shutdown.

Risk: An unexpected engine shutdown can increase the risk of a crash. Additionally, transferring passengers from the disabled bus can increase the risk of injury.

EQUIPMENT:APPLIANCE:AIR CONDITIONER

Nova Bus (US) Inc. (Nova Bus) is recalling certain 2020-2023 LFS and LFS Artic transit buses. The brackets retaining the Mobile Climate Control HVAC Unit could fail and allow the unit to detach from the bus.

Risk: An HVAC unit that detaches from a bus can create a road hazard, increasing the risk of a crash.

ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS

Nova Bus (US) Inc. (Nova) is recalling certain 2017-2023 LFS and 2017-2022 LFS Artic transit buses. The 24-volt power cable and grounded mounting fastener that secures the fuse holder may short circuit.

Risk: An electrical short circuit can overheat the fuse holder and increase the risk of a fire while driving or parked.

SEAT BELTS:FRONT

Nova Bus (US) Inc. (Nova) is recalling certain 2012-2022 LFS vehicles. The driver's seat belt may not retract properly. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 209, "Seat Belt Assemblies."

Risk: A seat belt that does not retract properly may result in a loose seat belt, which can increase the risk of injury in a crash.

POWER TRAIN:DRIVELINE:DRIVESHAFT

Nova Bus (US) Inc. (Nova) is recalling certain 2019-2023 LFS and LFS Artic transit buses. The transmission yoke may separate, resulting in driveshaft separation and a sudden loss of drive power.

Risk: A sudden loss of drive power can increase the risk of a crash. Additionally, a disabled bus may require an evacuation procedure in an uncontrolled traffic situation, increasing the risk of injury to passengers.

ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN

Nova Bus (US) Inc. (Nova Bus) is recalling certain 2019-2021 LFS and 2019-2022 LFS Artic buses. The radiator fan's electrical fuse holder may experience excessive corrosion which can result in an electrical short.

Risk: An electrical short increases the risk of a fire.

EXTERIOR LIGHTING

Nova Bus (US) Inc. (Nova) is recalling certain 2016-2020 LFS and 2013-2022 LFS Artic buses. The momentary STOP and YIELD text message board is duplicating the stop light and turn signal light signals. As such, these vehicles fail to comply with the requirements of the Federal Motor Vehicle Safety Standard number 108, "Lamps, Reflective Devices, and Associated Equipment."

Risk: The momentary text message board duplicating light signals may cause confusion, increasing the risk of a crash.

EXTERIOR LIGHTING

Nova Bus (US) Inc. (Nova) is recalling certain 2010-2021 LFS and 2009-2012 LFS Artic transit buses. These vehicles are equipped with non-standard color auxiliary lights which may impair the effectiveness of the standard lighting equipment. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 108, "Lamp, Reflective Devices, and Associated Equipment."

Risk: The colorful lighting may cause confusion by distracting other drivers, increasing the risk of a crash.

STEERING:CRITICAL FASTENERS

Nova Bus (US) Inc. (Nova Bus) is recalling certain 2018-2022 LFS and 2018-2021 LFS Artic buses equipped with a Bosch steering gear box. The steering gear box may have an insufficient clamp load, which may allow the mounting plate sub-assembly fasteners to loosen and possibly fall out.

Risk: Missing fasteners may cause a of a loss of steering, increasing the risk of a crash.

EXTERIOR LIGHTING:BRAKE LIGHTS

Nova Bus (Nova) is recalling certain 2008-2021 LFS Buses. The center-line height of the brake lights and tail lights is too high, exceeding the maximum height standard. 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: Reduced visibility of the brake and tail lights can increase the risk of a crash.

FUEL SYSTEM, DIESEL:FUEL INJECTION SYSTEM:FUEL RAIL

Nova Bus is recalling certain 2016-2020 LFS and LFS Artic vehicles. The sealing washer may not seat correctly in the pilot bore holes, allowing the high pressure fuel rail assembly to leak.

Risk: A fuel leak in the presence of an ignition source increases the risk of a fire.