1999 Oldsmobile 88 Electrical system Problems
- Complaints
- 9about this part
- Share
- 12%of 77 total for the year
- Median mileage
- 91,148miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 9 complaints about the electrical system of the 1999 Oldsmobile 88, 12% of the 77 complaints for this model year. Where a mileage was given, the median is 91,148 miles. 3 a fire, according to the filers.
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“1) rough idle when stopping car. Upon restart,strange noise from engine. Would not restart. 2) smoke from starter. Engine locked up. Water loss from radiator. Cracked manifold. 3) replaced upper intake manifold & gasket. Cleaned lower intake. Replaced spark plugs & wires. Changed oil, oil filter, & replaced starter.”
NHTSA complaint #10088771, filed 2004-08, 118,295 miles“After starting the vehicle a fire started under the hood. Fire was extinguished, and vehicle was towed to dealership, but dealership did not resolve the problem.”
NHTSA complaint #10094703, filed 2004-09, 64,000 miles“Complete loss of dash lighting. Intermitent lost of instrument digital indicators I.e. Mileage, transmission indicator and radio/clock readout. Factory trained personnel beat on dash and pulled on wires both times along with complete disassembly of dash board. Both times the lights started working on their own. We are beginning to experience failure with intermitent lost of lights and digital indication again. Dealer wants to wait until they go out completely. Hazard exist when driving expecially at night with no dash lights or indicators.”
NHTSA complaint #723427, filed 2000-05“Vehicle will randomly kill and it happens sporadically - also possibly something in the electrical system is failing - many different issues with reference to electrical problems.”
NHTSA complaint #10619369, filed 2014-08Related service bulletins
- 10016464Jul 1, 2003Wire harness may be stretched, or the pcs may not be oriented in the same position, after installing a service replacement valve body assembly. Gm tech link.
Electrical system: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 1999 | 9 | 12% |
| 1998 | 15 | 9% |
| 1997 | 14 | 14% |
| 1996 | 11 | 12% |
| 1995 | 13 | 11% |
| 1994 | 10 | 16% |
| 1993 | 7 | 9% |
| 1992 | 7 | 10% |
| 1991 | 2 | 13% |
| 1990 | 3 | 13% |
| 1989 | 2 | 7% |
| 1988 | 1 | 3% |
| 1987 | 1 | 6% |
| 1986 | 1 | 5% |
Other parts of the 1999 Oldsmobile 88
30 complaintsFuel system
13 complaintsTransmission and drivetrain
8 complaintsBrakes
6 complaintsSeat belts
4 complaintsSteering
4 complaintsEngine
3 complaintsOther or unknown
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 30, 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