2004 Chevrolet TrailBlazer "fuel pump regulator" Questions

...fuel vacuum pump. Sounds like you have fuel pressure bleeding off. Leaking fuel pressure regulators are really common on these. Fuel pumps can also cause this to happen. The first thing I would do is ...

...fuel pump and filter usually caused by busted diaphram in fuel pressure regulator allowing fuel to be drawn thru regulator directly to intake manifold. Pull vacuum line off regulator, plug line with ...

...fuel pump relay also needs to be checked for operation especially if the fuel pump is not working. Also check your rollover valve to be sure it has not tripped. Thanks; Rich RPM Norhtwest first thing ...

...fuel pump assembly a... No fuel pressure put in a new fuel pump assembly and i still have the same problem wont stay running Did you actually verify the fuel pressure at the fuel rail? If so, there ...

...fuel pump? replaced fuel pupm. still wont start. also checked fuel pump relay and it is good. what else would stop power from getting to fuel pump? For fuel related problem, the help links are ...

...still won't what could it be Did you check fuel pressure at the injectors before and after you replaced the pump ? And did you also replace the fuel filter ? Is it getting spark to the plugs

pumping too much fuel into system whats wrong fuel pressure regulator has gone bad

...fuel pump pulling 14.7 amps should be 4.5-6 amps. Fuel pressure regulater bleeds down. Replaced the fuel pump fuel filter and fuel regulator and it continued to misfire so he said it was the coolant ...

...fuel pump, filter, relays good starter good just hard to start any suggestions on how to fix this issue. Thanks You can check the fuel pressure regulator , Inspect for a fuel leak from the fuel ...

...fuel pump assembly ! The fuel pump and sender assembly contains a reverse flow check valve. The check valve and the fuel pressure regulator maintain fuel pressure in the fuel feed pipe and the fuel ...