1989 Buick Regal "vaccum line plugged fuel regulator" Questions

...VACCUM LINE AND MAKE SURE IT IS NOT LEAKING OUT OF THE REGULATOR CLEAN UP ALL GROUNDS. IF THAT GOOD NOW YOU TEST FOR SPARK AT PLUG AND CHECK PULCE IT INJECTOR.IF THIS ENGINE HAS A MECHANICAL PROBLEM ...

...vaccum hose from the fuel pressure regulator to the intake manifold, it is right on top, to the front right of the valve cover where the fuel lines attach to the fuel rail, there is a small vaccum ...

...vaccume hoses and the car runs terrible rough idle smells like gas and no power on exceleration Try the fuel pressure regulator. Pull the vacuum line and if it smells of gas, replace the

vaccum line attached to it... remove that and plug the vaccum line and see if that helps, if it does you have poor fuel pressure and need to flush your injectors...or fuel pump and if that doesnt work

...line, to intake get gas up there. Have replaced throttle body (used) injectors (new), fuel filter, plugs. Almost all sensors. Runs for a bit on all 8 aprox a min or two then floods out and runs on ...

...vaccum leaks Fuel pressure Compression Plugs-good no sign of lean condition replaced upstream 02 sensor replaced MAP sensor replaced TPS replaced IAC New converter It has a few modifications Throttle ...

...vaccum lines, fuel pressure regulator, oil change. The thing is its still having a hard time starting in the morning (its like hesiates and chokes out). Once you get it started it runs fine for the ...

...vaccum hose something else Sounds like rebuilt incorrectly-check wiring sensors and connectors- check timing possible timing chain not replaced correctly - fuel hook up incorrectly - head gasket not ...

...line if gas is comming out of the regulator its bad. it floods the motor with gas it drives ok because you are hitting the gas and it allows more air in to compensate for the xtra fule, but once you ...

...vaccum line is on the regulator or not. Still runs with a slight miss but has power at acceleration. Any suggestions Thanks not a pro but i think you should go rent a noid tester from autozone or a ...