2004 Optima Opus 34 Recalls, Complaints & Specs
4 safety recalls list the 2004 Optima Opus 34. Check your own VIN below.
4 safety recalls for the 2004 Optima Opus 34
Most recent first. Recall repairs are free at any authorised dealer. Click a recall for the full defect, consequence and remedy text.
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Fuel pump (fuel system)
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…
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Radiator assembly (engine and engine cooling)
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…
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Hydraulic power assist system (steering)
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…
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Tie rod assembly (steering)
On certain transit buses equipped with arvinmeritor urresko tie rod clamps, heat treatment of clamps created a surface hardness that could lead to a fracture of the clamps.
Remedy: Arvinmeritor is conducting the owner notification and remedy for this campaign. Owners may contact arvinmeritor at 1-866-668-7221 or optima at 316-779-7700.
No owner complaints on file
NHTSA has no owner complaints on file for the 2004 Optima Opus 34. For context, the average model year in NHTSA's database has dozens; a zero can mean a reliable vehicle, a rare one, or both.
Compare Optima Opus 34 model years
Recall and complaint counts for every Optima Opus 34 model year in NHTSA's database.
| Model year | Recalls | Complaints |
|---|---|---|
| 1998 Optima Opus 34 | 1 | 0 |
| 1999 Optima Opus 34 | 1 | 0 |
| 2000 Optima Opus 34 | 1 | 0 |
| 2001 Optima Opus 34 | 1 | 0 |
| 2002 Optima Opus 34 | 3 | 0 |
| 2003 Optima Opus 34 | 3 | 0 |
| 2004 Optima Opus 34 | 4 | 0 |
| 2005 Optima Opus 34 | 3 | 0 |
Checking a specific 2004 Optima Opus 34
How do I know if my 2004 Optima Opus 34 has an open recall?
Enter your 17-character VIN above. The VIN is on the driver's side dashboard (visible through the windshield), the driver's door jamb sticker, and your registration or insurance card. The check runs against NHTSA's live database and tells you which campaigns list your vehicle. 4 campaigns currently list the 2004 Optima Opus 34; your car may already have been repaired under some of them.
Is the recall repair free?
Yes. Under federal law, manufacturers must fix safety recalls at no charge for vehicles up to 15 years old from the date of sale to the first owner. Contact any authorised Optima dealer with your VIN and the NHTSA campaign number (for example 05V029000).
What is the difference between a recall and a complaint?
A recall is a safety campaign filed by the manufacturer or ordered by NHTSA, with a defined defect and remedy. A complaint is a report an owner sent to NHTSA; it is not verified, but patterns of complaints are what trigger NHTSA investigations and, eventually, recalls.
Other Optima models
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.