The Recall Desk
HighNHTSA·21V538000·Announced 2021-07-15

Gillig Recalls 2020-2021 Low Floor Vehicles Due to Ammonia Exhaust Risk

Gillig is recalling 2020-2021 Low Floor vehicles with Cummins L9 Diesel Engines because engine software may allow excessive ammonia into the exhaust, increasing injury risk.

What this means for you

Real risk of harm even if no illness or injury has been reported yet. Stop using the product and follow the agency's guidance.

Our severity reasoning: The recall involves a risk-of-harm product (excessive ammonia exposure) where injury has not yet been reported, fitting the 'High' severity criteria for theoretical or unreported injury risks.

Plain-English summary

Gillig, LLC is recalling certain 2020-2021 Low Floor vehicles equipped with Cummins L9 Diesel Engines. The recall addresses a defect in the engine calibration software, which manages the injection of Diesel Exhaust Fluid. This defect can allow excessive ammonia to enter the tailpipe exhaust.

Exposure to high levels of ammonia can increase the risk of injury. The source text does not specify the number of affected units, specific model years beyond the 2020-2021 range, or any reported injuries or illnesses.

Owners should contact Gillig's customer service at 1-510-264-5073 or 1-800-735-1500 to schedule a free recalibration of the engine by Cummins. Owners may also contact the NHTSA Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153) or visit www.nhtsa.gov for more information.

The recalled product

Product
GILLIG LOW FLOOR
Brand
GILLIG
Manufacturer
Gillig, LLC
Category
Vehicle — Bus
Hazard
Affected units
78

Is your product affected?

Check your packaging against the codes below. If any of them match, the product is part of this recall.

Model numbers (1)

  • LOW FLOOR

Distribution

Distributed nationwide across the United States.

Related recalls

Same brand · GILLIG

Same manufacturer · Gillig, LLC

See all →

Same hazard · chemical exposure

See all →