I highly recommend you replace or really check the vacumm hose that attaches to it the regulator when your in there!!! Looking at your engine from the front of the vehicle you will see the fuel injector assembly at the rear of the intake manifold behiold the throttle body. Hi Everyone, this is my first post and I find this board very helpful but I still have a couple questions. If your Silverado's fuel pressure is too low, common causes include a clogged fuel filter and a bad fuel pump or fuel pump relay. Gm shop manual for 1999. Look for the fuel rails. We have spark, and the car will run on starting fluid. I can't tell you how many times I have heard that.
As long as the fuel pressure is within the normal range, the fuel system is likely operating normally. I had to remove the upper manifold and pull the distrbutor to change it. Someone must have a car trailer. Just go ahead and call the phone number at the top of the page and a friendly specialist will help you out. Outfitted with precision-manufactured parts and strictly flow tested and factory calibrated, these fuel pressure regulators ensure correct and steady fuel pressure in all conditions and regardless of the power output.
It sounds like you did a lot of modding to put it all together. I was told if pressure held, my regualtor was bad, but since it didn't, is it leaking through the injectors. All Replacement brand items are backed by a 1-year, unlimited-mileage warranty. On a 99 Chevy suburban k1500 5. Turn off the 1998 Silverado's engine and open the truck's hood.
You may also have a fuel pump problem causing the shrader valve to blow off. To get at it you need to remove the tank and you get the pump from the top. I wanted to replace the fuel pressure regulator as I have told they all go bad. I have an 83 Chevy Crew Cab with a 98 Vortec 454 and had a custom wiring harness built. To check the fuel pressure specification, you'll need a fuel pressure gauge, a small tool available at most automotive stores. Remove the vacuum hose and the metal mounting clip and the regulator will come off. I will see ifI can get ahold of a fuel pressure test set and get back out to the truck.
You must remove the intake manifold to replace it. Just hoping you can answer my question too. When you shut the ignition off it should hold pressure for 2 to 5 minutes. I've got a 2000 454 that is loosing fuel pressure when shut off. If there are no obvious leaks anywhere. I sprayed some starting fluid in there and it tries to start but just a little. If you have to replace the pump, opt for a heavy duty pump.
Good Luck Bob Post Reply Bob, I'm actually the owner, my friend left the page up on my computer. The regulator is connected to the spider housing the fuel injectors right in front. Reread the diagnostics chart and then replaced the less than six months old fuel pump which fixed it. If the stock one is on there its probably not far from going anyway. The Silverado's fuel system is a complicated network of parts. Full pressure with return pinched off should be 75-85 or more. The pump cycles for the normal 2-3 seconds and I have 60 psi.
The motor has 56,000 miles on it and did sit in my garage for about 2 years. So, don't condemn the pump so fast. I have an 83 Chevy Crew Cab with a 98 Vortec 454 and had a custom wiring harness built. For fuel pressure problems, it's best to seek the assistance of a Chevrolet dealer or a certified mechanic. I also tried a suggestion to test the regualtor by pinching the return line and checking to see if pressure held.
If not atleast tape it to the windshield. The 1998 Silverado was available with three engines: a 4. Once you get your regulator fixed see how much pressure the pump is putting out. Was it running before or is this the first attempt to start it? I highly recommend you replace or really check the vacumm hose that attaches to it the regulator when your in there!!! I wanted to replace the fuel pressure regulator as I have told they all go bad. I would install it first as regulators sometimes leak internally. It is held on by a clip that can easily be removed with a flat-head screwdriver.
On a 99 Chevy suburban k1500 5. Having said that I would buy pressure regulator too. Pinch off at rubber part or block off return line and check full pressure. Do not leave home without it. The fuel pressure regulator on a 2000 S10 … with the 4. Walker Products supplies the automotive aftermarket with premium engine sensors and fuel system components. My guess with this though is that it would be the pump.
. I got 80 psi and it still dropped off when the pump disengaged. Fuel lines are all new except for the flexible hoses off the back of the motor. On most 1996 Chevy Tahoes the fuel pressure regulator is actually inside the … intake manifold. It is held on by a clip that can easily be removed with a flat-head screwdriver. I am a little confused at this point.