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RECALLROADTHE CAMPAIGN RECORD

MODEL-YEAR RECALL REPORT

2020 Gillig Low Floor recalls

NHTSA's September 21, 2026 snapshot lists 14 safety recall campaigns for the 2020 Gillig Low Floor, spanning 9 component groups. A model match does not confirm that a specific VIN is included.

Official source: NHTSA recall campaign file · Snapshot September 21, 2026

Distinct campaigns14not VIN-specific
Component groups9distinct top-level categories
Latest recordFebruary 11, 2025report received
VIN resultNot checkeduse official lookup

01 / OFFICIAL CAMPAIGNS

2020 Gillig Low Floor recall campaigns

The 2020 Gillig Low Floor report contains 14 distinct NHTSA campaigns; the most recently received record is campaign 25V076000 dated February 11, 2025.
CAMPAIGN

NHTSA 25V076000

Component
EQUIPMENT
Report received
February 11, 2025
Potential units
91campaign-wide
Defect and consequence

Defect: 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.

Why it matters: 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.

Owner notification: March 18, 2025 · Filing manufacturer: Gillig, LLC

CAMPAIGN

NHTSA 23V740000

Component
POWER TRAIN
Report received
November 3, 2023
Potential units
4,286campaign-wide
Defect and consequence

Defect: 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.

Why it matters: 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.

Owner notification: December 11, 2023 · Filing manufacturer: Gillig, LLC

CAMPAIGN

NHTSA 22V548000

Component
ELECTRICAL SYSTEM
Report received
July 28, 2022
Potential units
184campaign-wide
Defect and consequence

Defect: 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.

Why it matters: 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.

Owner notification: August 16, 2022 · Filing manufacturer: Gillig, LLC

CAMPAIGN

NHTSA 22V436000

Component
ELECTRICAL SYSTEM
Report received
June 17, 2022
Potential units
169campaign-wide
Defect and consequence

Defect: 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.

Why it matters: 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.

Owner notification: August 3, 2022 · Filing manufacturer: Gillig, LLC

CAMPAIGN

NHTSA 22V276000

Component
ELECTRICAL SYSTEM
Report received
April 25, 2022
Potential units
592campaign-wide
Defect and consequence

Defect: 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.

Why it matters: 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.

Owner notification: June 22, 2022 · Filing manufacturer: Gillig, LLC

CAMPAIGN

NHTSA 21V563000

Component
FUEL SYSTEM, DIESEL
Report received
July 23, 2021
Potential units
148campaign-wide
Defect and consequence

Defect: 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.

Why it matters: 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.

Owner notification: October 15, 2021 · Filing manufacturer: Gillig, LLC

CAMPAIGN

NHTSA 21V538000

Component
ENGINE AND ENGINE COOLING
Report received
July 15, 2021
Potential units
78campaign-wide
Defect and consequence

Defect: 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.

Why it matters: 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.

Owner notification: October 14, 2021 · Filing manufacturer: Gillig, LLC

CAMPAIGN

NHTSA 21V487000

Component
SUSPENSION
Report received
June 28, 2021
Potential units
86campaign-wide
Defect and consequence

Defect: 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.

Why it matters: 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.

Owner notification: July 19, 2021 · Filing manufacturer: Gillig, LLC

CAMPAIGN

NHTSA 21V352000

Component
FUEL SYSTEM, DIESEL
Report received
May 14, 2021
Potential units
4,428campaign-wide
Defect and consequence

Defect: Gillig, LLC. (Gillig) is recalling certain 2017-2020 Low Floor vehicles. The sealing washer may not seat correctly in the pilot bore holes, allowing the high pressure fuel rail assembly to leak.

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

Remedy

Gillig will inspect the rail threads, and replace the rail as necessary, free of charge. Owner notification letters were mailed on August 27, 2021. Owners may contact Gillig customer service at 1-510-264-5073 or 1-800-735-1500.

Owner notification: August 27, 2021 · Filing manufacturer: Gillig, LLC

CAMPAIGN

NHTSA 21V291000

Component
STRUCTURE
Report received
April 23, 2021
Potential units
229campaign-wide
Defect and consequence

Defect: 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.

Why it matters: 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.

Owner notification: May 14, 2021 · Filing manufacturer: Gillig, LLC

CAMPAIGN

NHTSA 20V392000

Component
STEERING
Report received
July 2, 2020
Potential units
531campaign-wide
Defect and consequence

Defect: Gillig, LLC. (Gillig) is recalling certain 2013-2020 hybrid and all-electric Low Floor buses equipped with a steering system that uses a high-voltage electric motor and hydraulic pump assembly to provide power steering assist. The shaft coupling between the motor and pump may fail and cause a loss of hydraulic power steering assist.

Why it matters: A loss of power steering assist may increase the risk of crash.

Remedy

Gillig will notify owners, and dealers will replace the motor-pump assemblies, free of charge. The recall began August 13, 2020. Owners may contact Gillig customer service at 1-800-735-1500.

Owner notification: August 13, 2020 · Filing manufacturer: Gillig LLC

CAMPAIGN

NHTSA 20V342000

Component
SUSPENSION
Report received
June 10, 2020
Potential units
3,728campaign-wide
Defect and consequence

Defect: Gillig LLC (Gillig) is recalling certain 2018-2020 Low Floor buses. The rear suspension lower control rods may experience fatigue failure due to stiffened end bushings.

Why it matters: If the rear suspension lower control rod fails, the bus may have reduced handling and stability, increasing the risk of a crash.

Remedy

Gillig will notify owners and provide them with new lower control rods with different bushings, free of charge. This recall began June 26, 2020. Owners may contact Gillig customer service at 1-800-735-1500.

Owner notification: June 26, 2020 · Filing manufacturer: Gillig LLC

CAMPAIGN

NHTSA 20V239000

Component
FUEL SYSTEM, OTHER
Report received
April 29, 2020
Potential units
275campaign-wide
Defect and consequence

Defect: Gillig LLC (Gillig) is recalling certain 2018-2020 Low Floor transit buses powered by compressed natural gas (CNG). The thermally activated pressure relief device (PRD) installed on the CNG fuel system may not vent the system when exposed to heat, potentially resulting in the system rupturing.

Why it matters: If the fuel system ruptures from exposure to heat, there may be an increased risk of injury.

Remedy

Gillig will work with Agility to notify customers and replace the PRDs, free of charge. The recall began May 15, 2020. Owners may contact Agility customer service at 1-949-267-7745 or Gillig customer service at 1-800-735-1500.

Owner notification: May 15, 2020 · Filing manufacturer: Gillig LLC

CAMPAIGN

NHTSA 20V179000

Component
ELECTRICAL SYSTEM
Report received
March 25, 2020
Potential units
8,224campaign-wide
Defect and consequence

Defect: Gillig LLC (Gillig) is recalling certain 2012-2020 Low Floor buses. The circuit breaker ratings on the DEF Line Heater circuit and the Aftertreatment-Ignition circuit may be higher than the rating for the wire and connector.

Why it matters: With the improper circuit breaker rating, an electrical short in either of these circuits may increase the risk of a fire.

Remedy

Gillig will notify owners, and dealers will replace the circuit breakers, free of charge. The recall began April 24, 2020. Owners may contact Gillig customer service at 1-510-264-5073 or 1-800-735-1500.

Owner notification: April 24, 2020 · Filing manufacturer: Gillig LLC

02 / COMPONENT BREADTH

What defects are listed for the 2020 Gillig Low Floor?

The most frequent component groups in 2020 Gillig Low Floor campaign records are Electrical System (4), Suspension (2), Fuel System, Diesel (2), Fuel System, Other (1), Steering (1); these counts describe filed campaigns rather than observed failure rates.
Electrical System4
Suspension2
Fuel System, Diesel2
Fuel System, Other1
Steering1