2019 NOVA BUS LFS ARTIC

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 2016-2019 LFS and 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.

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.

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.

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.

SEATS:CRITICAL FASTENERS

Nova Bus (US) Inc. (Nova) is recalling certain 2015-2019 LFS and LFS Artic transit buses. The attachment hardware may have been incorrectly installed beneath the rear wheel well passenger seats, allowing the seat to detach from the frame.

Risk: A detached passenger seat may inadequately restrain a passenger during a crash, increasing the risk of injury.

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.

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.

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.