2021 Gillig LOW Floor: recalls and complaints

NHTSA lists 12 recall campaigns for the 2021 Gillig LOW Floor. The newest campaign is 26V142000. NHTSA received the report on 12 Mar 2026. The NHTSA record gives the component Fuel System, Diesel / Delivery / Hoses, Lines/Piping, and Fittings. NHTSA has no complaint on file for this model year.

The NHTSA recall file shows no do-not-drive advisory and no park-outside advisory on these campaigns.

This page cannot show if a recall applies to one vehicle. The NHTSA VIN lookup shows the unrepaired recalls of one vehicle.

Remedy of the newest campaign, 26V142000, in the NHTSA record

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.

NHTSA VIN lookup

Complaint information entered into NHTSA’s Office of Defects Investigation vehicle owner's complaint database is used with other data sources to identify safety issues that warrant investigation and to determine if a safety-related defect trend exists.
NHTSA publishes these words. Source: NHTSA Datasets and APIs, section Complaints, read on 1 Oct 2026. Complaint file through 29 Mar 2018. Recall file through 29 Sep 2026.

Since the last update

No tracked figure of this page changed in a data update. What the log tracks

All updates to the register

Recall campaigns

12 campaigns, newest first. 13,258 units in total.

26V14200012 Mar 2026Fuel System, Diesel / Delivery / Hoses, Lines/Piping, and Fittings
25V07600011 Feb 2025Equipment / Appliance / Tv/Radio/Speakers
24V95800020 Dec 2024Equipment / Emergency / Fire Supression / Wiring
23V8120004 Dec 2023Visibility / Rearview Mirrors/Devices
23V7400003 Nov 2023Power Train / Driveline / Driveshaft
22V54800028 Jul 2022Electrical System / Propulsion System / Traction Battery
22V43600017 Jun 2022Electrical System / Propulsion System / Cables / Fastener/Connector
22V27600025 Apr 2022Electrical System / 12v/24v/48v Battery
21V56300023 Jul 2021Fuel System, Diesel / Delivery / Hoses, Lines/Piping, and Fittings
21V53800015 Jul 2021Engine and Engine Cooling / Exhaust System / Manifold/Header/Muffler/Tail Pipe
21V48700028 Jun 2021Suspension / Rear / Axle / Non-Powered Axle Assembly
21V29100023 Apr 2021Structure / Body / Door

26V142000Received 12 Mar 2026. 3,568 units.
Fuel System, Diesel / Delivery / Hoses, Lines/Piping, and Fittings
Defect, in the NHTSA record
Gillig, LLC (Gillig) is recalling certain 2021-2026 Low Floor transit buses. The air compressor intake pipe may contact and damage the fuel line.
Consequence, in the NHTSA record
A damaged fuel line may leak, increasing the risk of a fire.
Remedy, in the NHTSA record
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.
Report filed by Gillig, LLC. Owner notification date in the NHTSA record: 24 Apr 2026.
25V076000Received 11 Feb 2025. 91 units.
Equipment / Appliance / Tv/Radio/Speakers
Defect, in the NHTSA record
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.
Consequence, in the NHTSA record
A monitor that detaches and falls from the ceiling increases the risk of injury.
Remedy, in the NHTSA record
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.
Report filed by Gillig, LLC. Owner notification date in the NHTSA record: 18 Mar 2025.
24V958000Received 20 Dec 2024. 201 units.
Equipment / Emergency / Fire Supression / Wiring
Defect, in the NHTSA record
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.
Consequence, in the NHTSA record
Failure of the fire suppression system can increase the risk of injury during a fire.
Remedy, in the NHTSA record
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.
Report filed by Gillig, LLC. Owner notification date in the NHTSA record: 31 Dec 2024.
23V812000Received 4 Dec 2023. 3,626 units.
Visibility / Rearview Mirrors/Devices
Defect, in the NHTSA record
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.
Consequence, in the NHTSA record
An incorrect fuse may overheat and increase the risk of a fire.
Remedy, in the NHTSA record
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.
Report filed by Gillig, LLC. Owner notification date in the NHTSA record: 24 Jan 2024.
23V740000Received 3 Nov 2023. 4,286 units.
Power Train / Driveline / Driveshaft
Defect, in the NHTSA record
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.
Consequence, in the NHTSA record
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, in the NHTSA record
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.
Report filed by Gillig, LLC. Owner notification date in the NHTSA record: 11 Dec 2023.
22V548000Received 28 Jul 2022. 184 units.
Electrical System / Propulsion System / Traction Battery
Defect, in the NHTSA record
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.
Consequence, in the NHTSA record
A battery short circuit increases the risk of a fire.
Remedy, in the NHTSA record
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.
Report filed by Gillig, LLC. Owner notification date in the NHTSA record: 16 Aug 2022.
22V436000Received 17 Jun 2022. 169 units.
Electrical System / Propulsion System / Cables / Fastener/Connector
Defect, in the NHTSA record
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.
Consequence, in the NHTSA record
An unexpected switch to neutral can cause a loss of vehicle propulsion and increase the risk of a crash.
Remedy, in the NHTSA record
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.
Report filed by Gillig, LLC. Owner notification date in the NHTSA record: 3 Aug 2022.
22V276000Received 25 Apr 2022. 592 units.
Electrical System / 12v/24v/48v Battery
Defect, in the NHTSA record
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.
Consequence, in the NHTSA record
The engine may be started unexpectedly, increasing the risk of injury to anyone nearby the engine compartment during maintenance operations.
Remedy, in the NHTSA record
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.
Report filed by Gillig, LLC. Owner notification date in the NHTSA record: 22 Jun 2022.
21V563000Received 23 Jul 2021. 148 units.
Fuel System, Diesel / Delivery / Hoses, Lines/Piping, and Fittings
Defect, in the NHTSA record
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.
Consequence, in the NHTSA record
A fuel leak in the presence of an ignition source increases the risk of a fire.
Remedy, in the NHTSA record
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.
Report filed by Gillig, LLC. Owner notification date in the NHTSA record: 15 Oct 2021.
21V538000Received 15 Jul 2021. 78 units.
Engine and Engine Cooling / Exhaust System / Manifold/Header/Muffler/Tail Pipe
Defect, in the NHTSA record
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.
Consequence, in the NHTSA record
Exposure to high levels of ammonia can increase the risk of injury.
Remedy, in the NHTSA record
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.
Report filed by Gillig, LLC. Owner notification date in the NHTSA record: 14 Oct 2021.
21V487000Received 28 Jun 2021. 86 units.
Suspension / Rear / Axle / Non-Powered Axle Assembly
Defect, in the NHTSA record
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.
Consequence, in the NHTSA record
An improperly aligned rear axle may cause a loss of vehicle control, increasing the risk of a crash.
Remedy, in the NHTSA record
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.
Report filed by Gillig, LLC. Owner notification date in the NHTSA record: 19 Jul 2021.
21V291000Received 23 Apr 2021. 229 units.
Structure / Body / Door
Defect, in the NHTSA record
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.
Consequence, in the NHTSA record
An open door may strike another vehicle or structure, increasing the risk of a crash.
Remedy, in the NHTSA record
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.
Report filed by Gillig, LLC. Owner notification date in the NHTSA record: 14 May 2021.

The campaign number opens the NHTSA record. Each quotation is the text of the NHTSA recall file.

Recall campaign: One recall in the NHTSA recall file, with one campaign number. A campaign can name many makes, models and model years.

Units: The number of vehicles or products that a recall can include. The manufacturer or the firm reports the number to the agency.

Complaints by component

The NHTSA complaint file has no complaint for this model year.

Investigations

The NHTSA investigation file has no investigation that names this model year.

Investigation: A study of a possible safety defect by the NHTSA Office of Defects Investigation. An investigation with no closing date in the NHTSA file is open.

Other model years

The number under each year is the number of recall campaigns.

A year without a link has fewer than 2 campaigns and fewer than 25 complaints. It has no page.

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Official channels

NHTSA VIN lookupNHTSA shows the unrepaired recalls of one vehicle from its VIN or its license plate.
NHTSA: report a safety problemThe NHTSA form for a complaint about a vehicle, a tire, a child seat or equipment.
NHTSA page of the 2021 Gillig LOW FloorThe recalls, the complaints and the investigations that NHTSA shows for this model year.

Cite this page

Recall Register. 2021 Gillig LOW Floor: recalls and complaints. https://recallregister.com/vehicle/gillig/low-floor/2021/. Source: NHTSA Office of Defects Investigation, recall, complaint and investigation files. Data through 29 Sep 2026.

Sources

Source: NHTSA Office of Defects Investigation
Licence: US government work, public domain
Recall file through: 29 Sep 2026
Complaint file through: 29 Mar 2018
First complaint in the file: 1 Jan 1995
Manufacturer in the recall file: Gillig, LLC

The NHTSA record is the authority. A complaint count is the number of different complaint numbers for the make, the model and the model year. How the register is made. Report an error.

Questions

How many units are in the recall campaigns for the 2021 Gillig LOW Floor?: 13,258 units in 12 campaigns. A campaign can name other models and model years, and its units include them.
How many recall campaigns does the Gillig LOW Floor have for all model years?: NHTSA lists 90 recall campaigns for the Gillig LOW Floor, model years 1997 to 2026. 12 of them name the 2021 model year.
Is an NHTSA investigation of the 2021 Gillig LOW Floor open?: The NHTSA investigation file has no investigation that names this model year.