A failing crankshaft position sensor may cause the engine to stall intermittently.
Car problem reports
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Most reported 2003 Oldsmobile Aurora problems
The head light switch may fail causing erratic head light operation.
An automatic transmission fluid leak may develop from the rubber section of a transmission cooler line. In some cases the rubber section of hose can be replaced. In others, the complete cooler line must be replaced to correct this type of leak.
The fuel pump may fail causing the engine to stall and not restart.
The front struts may show signs of wear, or be excessively bouncy ride at freeway speeds. This may begin to occur at around 75,000 miles.
A Loose or worn gas cap may cause Check Engine Light to illuminate.