1998 Oldsmobile 88 technical service bulletins
29 technical service bulletins and manufacturer communications cover the 1998 Oldsmobile 88.
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- This informational bulletin provides information for dealers/technicians on Procedures to Unlock Delco...
- Vehicle Recalls
- This informational bulletin provides the technician with information on what E85 fuel may due to a non E85...
- Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules
- Engine coolant consumption or coolant leak (inspect for material degradation/replace intake manifolds) tt...
- Intermittent chuggle or fishbite on light acceleration or a highway speeds with no diagnostic trouble...
- Some owners may comment on a transmission oil leak
- New upper intake manifold and gasket kits
- New rear main seal and special tool for installation
- Upcoming product safety recall fuel pressure regulator
- Wire harness may be stretched, or the pcs may not be oriented in the same position, after installing a...
- Concerns with slips, harsh upshift or garage shifts, launch shudders, flares, erratic shifts and...
- Information on servicing 4T65-E transaxle spacer plate and gaskets for various models from 1997 through 2002
- Some owners may comment on a repeat engine oil pan leak
- Information on servicing 4T65E transaxle spacer plate and gaskets
- Experiencing excessive engine coolant consumption, or an engine coolant leak near or under the throttle...
- Subject regarding low power / stumble when accelerating in turns or straight line
- Subject on on-board diagnostic (OBD) system improvements
- Product emission campaign regarding vehicles with an incorrect vehicle emission control label
- Certain vehicles were built with incorrect vehicle emission control labels
- Vehicles with hydra-matic transaxle may exhibit vehicle shudder when reapplying throttle (greater than...
- Some customers may comment that the vehicle
- Concerns of door handles on white painted vehicles truning yellow
- Some customers may comment that the cupholder does not stay latched
- Comments that the engine runs rough, has lack of power, has a knock noise, and/or the MIL (malfunction...
- Condition regarding the engine intermittently stalls during a closed throttle deceleration from about 35 mph
- Information on spark plug tip erosion calibration PCM reflash
- Comments on inoperative power door locks (front and/or rear doors).
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