2021 GILLIG LOW FLOOR

EQUIPMENT:APPLIANCE:TV/RADIO/SPEAKERS

Gillig, LLC (Gillig) is recalling certain 2019-2024 Low Floor transit buses. The rivet-nut fasteners that secure the TFT flat panel display monitor to the bus ceiling may fail, causing the monitor to detach and fall.

Risk: A monitor that detaches and falls from the ceiling increases the risk of injury.

ELECTRICAL SYSTEM:WIRING:RELAYS/SOLENOIDS

Gillig, LLC (Gillig) is recalling certain 2021-2024 Low Floor style transit buses. The fire suppression relay cable may be damaged, chafing against the mounting bolt, and fail.

Risk: Failure of the fire suppression system can increase the risk of injury during a fire.

ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS

Gillig, LLC (Gillig) is recalling certain 2021-2023 Low Floor vehicles. The rearview mirror electric adjustment system may have been manufactured with an incorrect fuse.

Risk: An incorrect fuse may overheat and increase the risk of a fire.

POWER TRAIN:DRIVELINE:DRIVESHAFT

Gillig, LLC (Gillig) is recalling certain 2019-2023 Low Floor 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.

ELECTRICAL SYSTEM:PROPULSION SYSTEM: CABLES:FASTENER/CONNECTOR

Gillig, LLC (Gillig) is recalling certain 2019-2022 Low Floor electric transit buses. The EV resolver cable connector may experience a loss of electrical connectivity, unexpectedly switching from Drive to Neutral with no warning.

Risk: An unexpected switch to neutral can cause a loss of vehicle propulsion and increase the risk of a crash.

ELECTRICAL SYSTEM:12V/24V/48V BATTERY

Gillig, LLC (Gillig) is recalling certain 2014-2021 Low Floor transit buses. The rear-mounted ultracapacitors may allow the engine to be started when the master battery disconnect switch is in the "OFF" position.

Risk: The engine may be started unexpectedly, increasing the risk of injury to anyone nearby the engine compartment during maintenance operations.

SUSPENSION:REAR:AXLE:NON-POWERED AXLE ASSEMBLY

Gillig, LLC (Gillig) is recalling certain 2020-2021 Low Floor Diesel, CNG, and Battery Electric buses. The rear axle may come out of alignment during operation.

Risk: An improperly aligned rear axle may cause a loss of vehicle control, increasing the risk of a crash.

FUEL SYSTEM, DIESEL:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS

Gillig, LLC (Gillig) is recalling certain 2020-2021 Low Floor vehicles equipped with Cummins L9 Diesel Engines that have remote Stage 2 fuel filters and pressurized hoses. A fuel leak may occur from the fuel hose between the fuel pump and the remote fuel filter head.

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

ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE

Gillig, LLC (Gillig) is recalling certain 2020-2021 Low Floor vehicles equipped with Cummins L9 Diesel Engines. The engine calibration software's management of the injection of Diesel Exhaust Fluid can allow excessive ammonia into the tailpipe exhaust.

Risk: Exposure to high levels of ammonia can increase the risk of injury.