2012–2014 Collins DE500, 2012–2014 Collins DE516WR, 2012–2014 Collins DH500 and 2 other models Recall: In the affected vehicles, the propane fuel line may rub on the third body…
NHTSA campaign 14V452000 · Fuel System, Other · filed Jul 23, 2014 · verified Jul 30, 2026
The defect
Collins Bus Corporation (Collins) is recalling certain model year 2012-2014 DH500, DH516, DH516WR, DE500, and DE516WR school buses manufactured May 18, 2012, to May 30, 2014. In the affected vehicles, the propane fuel line may rub on the third body mount bolt on the left rear of the frame rail possibly resulting in damage to the propane fuel line.
The risk
Damage to the fuel line may cause a propane leak which may result in a vehicle stall, increasing the risk of a crash. Additionally, a propane leak in the presence of an ignition source may result in a fire.
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
Collins will notify owners, and dealers will inspect and relocate the propane fuel line, free of charge. The recall began Spetember 23, 2014. Owners may contact Collins customer service at 1-800-533-1850.
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 Collins DE500 recalls
Other campaigns involving Collins vehicles
Source: NHTSA recall database, campaign 14V452000. Data last verified Jul 30, 2026.