1989 Buick Reatta stalls after running for about a half hour, starts back up butr stalls again, keep it from stalling by pushing on the gas pedal
replaced o2 sensor, replaced fuel pump, replaced vacuum hoses, cleaned ground straps, replaced oil pressure sensor/fuel pump switch
I've got a '90 convertible too. If "check engine" light comes on, you can try an analyser to hilite problem(s). Some auto places offer free engine light check also. I noticed you didn't replace the fuel filter. They go for about $10 on ebay. Best of luck...you'll get it going.
Check gas filter
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