2021 Gillig Low Floor
Safety record from NHTSA: recalls, owner complaints, investigations and service bulletins.
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Vehicles › Gillig › Low Floor › 2021
These records cover every 2021 Gillig Low Floor. To see whether one car still needs a recall repair, decode its VIN or check it with NHTSA.
Recalls
13 recalls name the 2021 Gillig Low Floor. Newest first.
Gillig, LLC (Gillig) is recalling certain 2021-2026 Low Floor transit buses. The remote fuel filter hoses may separate from the fitting, causing a fuel leak and an engine stall.
Risk and remedy
Risk
A fuel leak in the presence of an ignition source increases the risk of a fire. An engine stall increases the risk of a crash.
Remedy
Cummins will replace the fuel hoses, free of charge. Owners may contact Cummins' customer service at 1-800-286-6467 or Gillig's customer service at 1-800-735-1500.
Gillig, LLC (Gillig) is recalling certain 2021-2026 Low Floor transit buses. The air compressor intake pipe may contact and damage the fuel line.
Risk and remedy
Risk
A damaged fuel line may leak, increasing the risk of a fire.
Remedy
Gillig will inspect, replace, and reorient the intake pipe as necessary, free of charge. Owner notification letters were mailed April 24, 2026. Owners may contact Gillig's customer service at 1-800-735-1500.
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 and remedy
Risk
A monitor that detaches and falls from the ceiling increases the risk of injury.
Remedy
Gillig will replace the rivet-nut fasteners, free of charge. Owner notification letters were mailed March 18, 2025. Owners may contact Gillig customer service at 1-800-735-1500.
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 and remedy
Risk
Failure of the fire suppression system can increase the risk of injury during a fire.
Remedy
Dealers will replace the relay cable, free of charge. Owner notification letters were mailed December 31, 2024. Owners may contact GILLIG customer service at 1-800-735-1500.
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 and remedy
Risk
An incorrect fuse may overheat and increase the risk of a fire.
Remedy
Gillig will replace the protection fuse of the mirror control switch, free of charge. Owner notification letters were mailed January 15, 2024. Owners may contact Gillig customer service at 1-510-264-5073 or 1-800-735-1500.
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 and remedy
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.
Remedy
Gillig will work with the equipment manufacturer, Allison Transmission Inc., to inspect and tighten the transmission yoke bolts, as necessary, free of charge. Owner notification letters were mailed December 11, 2023. Owners may contact Gillig customer service at 1-510-264-5073 or 1-800-735-1500.
Gillig, LLC (Gillig) is recalling certain 2019-2022 Low Floor vehicles equipped with Cummins BP74E battery packs. The battery packs may develop a coolant leak internally, causing the battery pack to short circuit.
Risk and remedy
Risk
A battery short circuit increases the risk of a fire.
Remedy
Gillig will tighten the coolant fittings and replace the coolant, free of charge. Owner notification were mailed on August 16, 2022. Owners may contact Gillig's customer service at 1-510-264-5073 or 1-800-735-1500.
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 and remedy
Risk
An unexpected switch to neutral can cause a loss of vehicle propulsion and increase the risk of a crash.
Remedy
Dealers will install a redesigned resolver cable with extended length and a new support bracket, free of charge. Owner notification letters were mailed on August 3, 2022. Owners may contact Gillig's customer service at 1-510-264-5073 or 1-800-735-1500.
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 and remedy
Risk
The engine may be started unexpectedly, increasing the risk of injury to anyone nearby the engine compartment during maintenance operations.
Remedy
Dealers will update the software for the buses equipped with the Vanner Ultracapacitor system, and conduct a hard rewire for the buses equipped with the KBI system, free of charge. Owner notification letters were mailed on June 22, 2022. Owners may contact Gillig's customer service at 1-510-264-5073 for 1-800-735-1500.
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 and remedy
Risk
A fuel leak in the presence of an ignition source increases the risk of a fire.
Remedy
Cummins will replace the fuel hoses, free of charge. Owners may contact Gillig's customer service at 1-510-264-5073 or 1-800-735-1500.
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 and remedy
Risk
Exposure to high levels of ammonia can increase the risk of injury.
Remedy
Cummins will recalibrate the engine, free of charge. Owners may contact Gillig's customer service at 1-510-264-5073 or 1-800-735-1500.
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 and remedy
Risk
An improperly aligned rear axle may cause a loss of vehicle control, increasing the risk of a crash.
Remedy
Gillig will install a new locknut, free of charge. Owner notification letters were mailed on July 19, 2021. Owners may contact Gillig's customer service at 1-510-264-5073 or 1-800-735-1500.
Gillig, LLC (Gillig) is recalling certain 2020-2021 29, 35, 40-foot Low Floor and BRT buses powered by Compressed Natural Gas (CNG). The overlap between the curb side and street side roof doors is insufficient and may allow the street side door to accidentally open.
Risk and remedy
Risk
An open door may strike another vehicle or structure, increasing the risk of a crash.
Remedy
Dealers will install a new locking plate, overlap bracket, and mounting hardware, free of charge. Owner notification letters were mailed on May 14, 2021. Owner may contact Gillig customer service at 1-510-264-5073 or 1-800-735-1500.
Service bulletins
Technical service bulletins and other communications the manufacturer sent dealers about this vehicle. Ask a dealer for the full document by its number.
- 10231106Customers are being advised to purchase the low conductivity coolant used in Battery Electric Bus (BEB) Battery Thermal Management System (BTMS) directly from the manufacturer, Dynalene.
- 10231105Gen 2.0 and 2.5 BEB PTC compartment HV battery cables may have insufficient support bracketry that could allow a potential HVIL error fault.
- 10226562GEN2 and GEN2.5 BEBs w/front charger has a possible rubbing concern with Power Steering
- 10218839Bus exhibits Fault Code indicating Charging issue. This issue may occur intermittently dependent on temperature in area of the voltage regulator
Every Gillig Low Floor model year
Bars are owner complaints, dots mark years with recalls. Select a year to open its report.