NHTSA vehicle safety data
2005 Optima AH-28 Recalls, Ratings & Complaints
The 2005 Optima AH-28 has 1 NHTSA recall campaign and 0 owner complaints on file as of October 16, 2026. Recall repairs are usually free at an authorized Optima dealer.
NHTSA recall and complaint data for the 2005 Optima AH-28. Recall data is refreshed daily from NHTSA.
FUEL SYSTEM, OTHER:DELIVERY:FUEL PUMP
NHTSA #05V405000Reported September 13, 2005 · OPTIMA BUS CORP
Potentially affected: 167 vehicles
Defect description
ON CERTAIN TRANSIT VEHICLES AND TROLLEYS EQUIPPED WITH CUMMINS ISB-02 DIESEL ENGINES BUILT WITH EMC CONTROLLED FUEL LIFT PUMPS. ERRATIC VOLTAGE SUPPLY TO THE FUEL LIFT PUMP CAUSES PREMATURE ELECTRIC BRUSH WEAR INTERNAL TO THE FUEL LIFT PUMP. THIS PREMATURE WEAR COULD RESULT IN FUEL LIFT PUMP FAILURE AND IN SOME CASES MAY CAUSE AN ENGINE STALL CONDITION.
Safety consequence
SHOULD THE ENGINE STALL, A VEHICLE CRASH COULD OCCUR.
Manufacturer remedy
CUMMINS, IN CONJUNCTION WITH OPTIMA BUS, WILL NOTIFY OWNERS AND REPAIR THE ENGINES BY EMC RECALIBRATION AND REPLACEMENT OF THE FUEL LIFT PUMP AT NO CHARGE TO THE CUSTOMER. OWNERS MAY CONTACT CUMMINS ASSISTANCE CENTER AT 1-800-DIESELS OR OPTIMA BUS AT 1-316-779-7700.
Notes
OPTIMA BUS RECALL NO. SAF05009.CUSTOMERS MAY CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S VEHICLE SAFETY HOTLINE AT 1-888-327-4236; (TTY: 1-800-424-9153); OR GO TO HTTP://WWW.SAFERCAR.GOV.
Other Optima AH-28 model years
Check your 2005 Optima AH-28 VIN
Not every recall applies to every VIN in a given year. Enter the 17-character VIN from your Optima AH-28 at nhtsa.gov/recalls to see whether your specific vehicle has an unrepaired recall.
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