Optima Opus 29 Recalls & Complaints by Model Year

NHTSA lists 5 safety recalls and 0 owner complaints across 8 model years of the Optima Opus 29 (1998–2005).

Pick your Optima Opus 29 model year

• 1998
• 1999
• 2000
• 2001
• 2002
• 2003
• 2004
• 2005

All Optima Opus 29 recalls (5)

Every NHTSA safety campaign that lists a Optima Opus 29, most recent first, with the model years each one covers.

1. Fuel pump (fuel system)

   NHTSA 05V405000 Reported September 13, 2005 167 vehicles potentially affected OPTIMA BUS CORP

   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…

   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…

   Model years: 2004, 2005

2. Radiator assembly (engine and engine cooling)

   NHTSA 05V358000 Reported August 15, 2005 49 vehicles potentially affected OPTIMA BUS CORP

   On certain transit buses, there is a possibility that the hydraulic line coming from the radiator fan motor to the cac motor is rubbing on the chassis.

   Remedy: Dealers will install a p-clamp on the radiator motor support bracket that holds and secures the hose away from the chassis eliminating the possibility of chaffing. The recall began on august 24, 2005. Owners may…

   Model years: 2002, 2003, 2004, 2005

3. Hydraulic power assist system (steering)

   NHTSA 05V167000 Reported April 25, 2005 201 vehicles potentially affected OPTIMA BUS CORP

   On certain transit buses with cummins isb02 engines, the hydraulic line coming off of the power steering pump is rubbing on top of the air governor.

   Remedy: Dealers will mail a modification kit with instructions on how to install a bracket and clamp that will lift and secure the lines away from the air governor eliminating the possibility of chaffing. The recall began on…

   Model years: 2002, 2003, 2004, 2005

4. Fuel system, diesel

   NHTSA 05V110000 Reported March 24, 2005 417 vehicles potentially affected OPTIMA BUS CORP

   On trolleys and transit coaches equipped with cummins isb diesel engines, the fuel lift pump could fail in a manner which results in engine fuel starvation, which could result in a stall condition. Potential lift pump failure modes include: brush wear out, bushing failure, rotor tab insert failure, or any other failure mode that would…

   Remedy: Cummins is conducting the owner notification and remedy for this campaign. Owners may contact cummins at 1-800-343-7357 or optima at 316-779-7700.

   Model years: 1998, 1999, 2000, 2001, 2002, 2003

5. Equipment adaptive/mobility

   NHTSA 04V431000 Reported September 3, 2004 10 vehicles potentially affected OPTIMA BUS CORP

   On certain buses equipped with sure-lok wheelchair securement systems, the sprocket teeth of the retractor assembly is out of alignment.

   Remedy: Dealers will inspect and replace the wheelchair securement retractors as necessary. Sure-lok is conducting the owner notification and remedy for this campaign. Owners should contact sure-lock at 1-908-231-1804 or…

   Model years: 2004

Other Optima models

• Opus9 complaints
• AH-280 complaints
• Opus 340 complaints
• RT-520 complaints

Source: NHTSA recall and complaint databases and EPA fuel economy data, October 2026. Complaint counts are owner reports to NHTSA, not verified defects. Recall counts are safety campaigns that list this model year; whether a particular car was already repaired depends on its VIN. How this data is compiled.