2017–2018 Gillig Low Floor Recall: Pressure switches on these Drive Units may fail, possibly resulting in a…
NHTSA campaign 18V665000 · Power Train · filed Sep 25, 2018 · verified Jul 30, 2026
The defect
Gillig LLC (Gillig) is recalling certain 2017-2018 Gillig Low Floor transit buses equipped with certain Allison transmission hybrid drive units. The pressure switches on these Drive Units may fail, possibly resulting in a loss of drive.
The risk
A loss of drive can disable the vehicle unexpectedly, increasing the risk of a crash.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
Gillig will notify owners, and Allison Transmission service centers will replace the C1 and C2 pressure switches, free of charge. The recall began October 4, 2018. Owners may contact Allison Transmission at 1-800-252-5283 or Gillig customer service at 1-800-735-1500.
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.
Affected vehicles
Related recalls
More Gillig Low Floor recalls
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Other campaigns involving Gillig vehicles
Source: NHTSA recall database, campaign 18V665000. Data last verified Jul 30, 2026.