1999 Oldsmobile 88 Other or unknown Problems
- Complaints
- 3about this part
- Share
- 4%of 77 total for the year
- Median mileage
- 145,000miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 3 complaints about the other or unknown of the 1999 Oldsmobile 88, 4% of the 77 complaints for this model year. Where a mileage was given, the median is 145,000 miles.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“1999 Oldsmobile 4.8l engine will shut completely off unexpectedly while driving. This occurs both at highways speeds of 65 MPH or at slower speeds of 35 or 35 MPH. All of the power assisted features such as power brakes and steering also stop working when the engine stops. The engine shutting defect does not occur daily and is unpredictable. The only check engine code present was a EGR valve code. The EGR valve was replaced at the cost of $344.00. The engine shutting off unexpectedly defect has continued to occur after the check engine repair was completed. …”
NHTSA complaint #10820776, filed 2016-01, 145,000 miles“The first time I put the car in the shop is because I was driving at about 45 MPH and the car shut off on me while entering the freeway. The second time was because the car wouldn't start until after 15 min or so. I have paid $650 for my ignition switch to be changed $280 for the key lock cylinder with key changed, and $1150 for new head gasket after car over heated cause the plastic manifold gasket melted and cracked causing the car to overheat. I have done all of this within a year and the crazy thing is the car isn't starting again. …”
NHTSA complaint #10452565, filed 2012-03“Vehicle experiencing problems on plastic upholstery on arm rest, replacement of water pump and starter, plastic intake manifold, and blowing up of the engine gasket.”
NHTSA complaint #10057872, filed 2004-02Other or unknown: other model years
Other parts of the 1999 Oldsmobile 88
30 complaintsFuel system
13 complaintsElectrical system
9 complaintsTransmission and drivetrain
8 complaintsBrakes
6 complaintsSeat belts
4 complaintsSteering
4 complaintsEngine
3 complaintsBody and structure
3 complaintsVehicle speed control
3 complaintsEquipment
2 complaintsExterior lighting
2 complaints
← All problems reported for the 1999 Oldsmobile 88
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology