What makes a 2000 Chevy 4.3 truck not start?

7,686 satisfied customers 2000 Chevy 4.3 truck start won’t start runs little rough 2000 Chevy 4.3 truck start won’t start runs little rough fuel pump new think it’s fuel pressure regulater … read more Roy Belding 7,686 satisfied customers

Why does my Chevy Silverado start and then die?

Shane the truck is shuting itself down either killing the fuel or the ign. it starts strong and then dies if It was the intake manifold gasket it would not run fine when it was running rite?

Why does my Chevy Truck start and idle?

Not sure why this test caused a better and longer gas flow than the above test of just putting the ignition in the ON position and seeing how much gas comes out of the line before the fuel filter. Last test says to start the vehicle and remove the relay.

What kind of fuel pump does a Chevy Silverado have?

2000 chevy silverado starts then dies repeatedly has a new… 2000 chevy silverado starts then… 2000 chevy silverado starts then dies repeatedly has a new fuel pump fuel pressure regulater and mass air senser Show More Show Less Ask Your Own Chevy Question Share this conversation Answered in 5 minutes by: .

What happens when the PCM turns off the fuel pump?

When it doesn’t receive the right password, it disables the fuel pump. When the key is turned to on, the fuel pump comes on to prime the system, so it will run for a couple of seconds, but then the PCM will turn the pump off if all is not well immediately after start.

Why does my Silverado turn off the fuel pump?

So, my suspicions about the fuel pump were wrong! The found a stored P1626 code, which means there was a communication problem between the Theft Deterrent Module and the PCM. When it doesn’t receive the right password, it disables the fuel pump.

Shane the truck is shuting itself down either killing the fuel or the ign. it starts strong and then dies if It was the intake manifold gasket it would not run fine when it was running rite?

When does the Chevy Silverado 1500 shut down?

See all problems of the 2009 Chevrolet Silverado 1500 . While slowing down to make a turn, usually always using turn signal, my truck will completely shut down in the middle of the intersection with no warning. The engine shuts down and all electrical is lost.

Why does my GMC Sierra suddenly stop running?

Truck suddenly stops running, acting like it’s out of fuel. There is fuel in the gas tank and, I can hear the fuel pump when I turn the ignition on. Is there a fuse, or relay that is maybe causing this to happen?

What causes a truck to shut off and then start up again?

Answer: This could be a problem of a failing fuel pump. This is pretty common on this truck. Normally this would cause the truck to sort of stumble before it stalls. If it just instantly shuts off like you are turning the key off, then it may be a problem in the ignition switch in the steering column, or an ignition control module.

Why does my GM Truck shut down while driving?

At a dead stop. It would crank over, but not start. Ran the battery dead trying to crank it. My dad came to help, charged the battery, and it started right up. It sounds wierd but this is what its doing.

Is it true that cranks are less likely to fail?

One of the most common myths is the belief that .010”/.010” shafts are less prone to fail than the ones that are ground to .020” or .030” undersize. Although this idea was once based in fact, it’s no longer true. We’ll take a look at the difference between the past and present, but let’s talk about what causes a crank to fail before we go there.

What makes a crankshaft shorten the life of the engine?

These include the structure of the block and crank along with the strength of the bearings, the bearing clearance and the condition of the oil film. Problems in any or all of these areas can increase the amount of bending stress and dramatically shorten the life of the crank.

What should I do if my Chevy Silverado wont start?

Chevy Mechanic: Shane, ASE Certified Technician replied 11 years ago you may try to relearn the pass-key system by the following procedure: 30 Minute Re-Learn Procedure Turn ON the ignition, with the engine OFF. Attempt to start the engine, then release the key to ON (vehicle will not start).

What kind of problem does my Suburban 1500 have?

We ahve a 2004 suburban 1500 4×4. Recently it has developed a very intermittent starting problem ( aboiut once pre 2-3 weeks). The vehicle simply will not crank or make any nosie when the key is turned. These is no clicking. The lights come on as expected.

What should I do if my 2000 Chevy Silverado dies?

2000 chevy silverado starts then dies repeatedly has a new fuel pump fuel pressure regulater and mass air senser 2000 chevy silverado starts then dies repeatedly has a new fuel pump fuel pressure regulater and mass air senser – Answered by a verified Chevy Mechanic We use cookies to give you the best possible experience on our website.

Why does my GM Truck start then die?

He was thinking fuel pump or fuel filter. He was about to take it to a dealer to be checked out when someone told him to turn the key to the on position and leave it there until the dash lights went out then start the truck. He did this and says the truck is running fine now. It reset the security system.

What happens when you turn the ignition key in a Chevy Silverado?

Power the Accessories- This should be what you get when you turn the key to the first position. This allows you to use the power windows, radio, and any other accessory that is equipped in your Chevy Silverado.

Why does my Silverado keep running without the key?

SILVERADO3 ill take a look i really dont like to mess wit the truck being that that seem to be like an electrical problem dont want to mess anything up more than what already is but doesnt hurt to try thanks ill let you know what i come up with.

Can a bad ignition switch cause a Chevy Silverado to stall?

Your Silverado stalls because the faulty switch turns off the fuel pump or power to the ignition. When this happens, the engine will not be able to run until it gets that signal back. 2. Starts then Dies If your Chevy Silverado is starting right up, but then immediately dies, that is a very good indication that the ignition switch is bad.

What to do if your Chevy Silverado shuts down while driving?

If it is, you’ll want to start with whatever trouble code you get from an OBD2 scanner. Parts stores can scan it for you if you don’t have access to a scanner. But we don’t recommend driving anywhere until your Silverado is fixed, since dying at the wrong time can cause a collision.

How does the PassLock system on a 2000 Chevy Silverado work?

by David Clair. The 2000 Chevrolet Silverado is equipped with the General Motors Passlock theft-deterrent security system. The system disables fuel to the ignition if a valid key is not used when attempting to start the engine. If the Passlock system is activated, the Silverado will not be able to be started until the system is reset.

Why is my Chevy Silverado 1500 not starting?

However, today, when the truck will crank and start, the antitheft icon goes off after a few seconds with the key on and stays off while the truck is running. It never flashed either today or yesterday though. And I don’t know if the antitheft system disables cranking or starting or both.

What to do with a 98 Chevy 1500?

I want u to clean the air intake valve and idle speed control valve, follow the procedure below.

Why does my Chevy 1500 hesitate under acceleration?

Hesitation under heavy acceleration: 1st gear @ 20mph, 2nd gear @ 30mph, accelerates nicely to these points, then abruptly hesitates as if ‘bogging’ down. Have rebuilt throttle body, replace you either have a plugged fuel filter, a plugged converter or a bad mass air flow sensor

What causes a Chevy pickup to hard start?

If after you have circled the key a few time the engine starts normally then you now know for sure you have a fuel pressure leak down problem causing your hard start. If this video was helpful please help support my youtube channel by subscribing here: https://www.youtube.com/channel/UChCX…

What to do if your Chevy Silverado won’t start?

No one has added a helpful site for this 2000 Silverado problem yet. Be the first! Read reviews of repair shops in your area. Enter your zip code: NewRockies.com: How to fully bypass VATS, PassKEY and PassLock systems in GM cars.

Why does my Chevy C / K 1500 not start?

FYI – If the pass lock isn’t working properly, the computer will not keep the fuel pump on when the key is turned to start and released. 72 people found this helpful. Note: If the battery dies or is disconnected, or the computer is disconnected, this procedure may have to be repeated.

What does intermittent no start mean on a car?

Share it! An intermittent no-start condition references any time where starting is possible sometimes, and other times the engine will not start. This implies that the difference between starting and failure to start is not understood.

What causes a GMC Jimmy 4.3 engine to die?

Gmc jimmy 4.3 will sometimes die while driving in highway when i let off the accelorater pedal. my 95 blazer when coming to a stop and braking it idles high and rough sounding and it sputters and will clink and clank as stoppung and almost dies no engine light on what could be causing this. Your engine may have a vacuum leak.

When does the telltale turn off on a Chevy Silverado?

Observe the SECURITY telltale, after approximately 10 minutes the telltale will turn OFF. Turn OFF the ignition, and wait 5 seconds.

Why does my Chevy Silverado truck not start?

The starting problems of a vehicle can be different. In some cases the truck starts at least sporadically and allows its owner to drive independently to the nearest specialist workshop. In other cases, the truck won’t start until the underlying problem is solved. The nature of the starting problems depends on their cause.

What should I do if my Chevy Silverado starts then dies?

2000 chevy silverado starts then dies repeatedly has a new fuel pump fuel pressure regulater and mass air senser – Answered by a verified Chevy Mechanic We use cookies to give you the best possible experience on our website.

How long does it take for a Chevy Silverado to shut off?

The truck was dead for approx 3-5 seconds each time with completely shutdown before completely restarting on its own and continuing like nothing happened. See all problems of the 2019 Chevrolet Silverado 1500 . Truck will lose all power, everything will shut off, and then come right back on.

When does a GMC Truck shut off when in gear?

Chevrolet- GMC Truck Shuts Off When In Gear. After the motor heats up when i put the truck in drive. It also shut off when i put in reverse. The Chevy truck stalls . Sometimes the truck shuts off but mostly when i put the Chevrolet in drive it shuts off.sometimes it shuts off when i put the truck in gear. GMC Truck Shuts Off When In Gear.

Is there a button to stop the engine on a Silverado?

The 2019 Silverado engine auto-stop start feature can be disabled by the driver using a button in the truck’s cabin.

Is there auto stop start on 2019 Silverado?

If the introduction of the all-new 2019 Silverado 1500 didn’t bring a sufficient amount of excitement for you, then we have some more good news to share: the 2019 Silverado engine auto-stop start feature can be defeated (or disabled) by the driver via a button in the truck’s cabin.

What’s the problem with my Chevy Silverado starting?

WHEN I TURN THE KEY TO START NOTHING HAPPENS EXCEPT ALL THE GAGES COME ON.I GOT TO TURN THE KEY 30 TO 50 TIMES TILL THE TRUCK TURNS OVER AND STARTS.I DONT KNOW WHERE TO START LOOKING? i have the same problem, let me know how your problem comes out on fixing it.

What kind of engine does a 2003 Silverado have?

Here’s the kicker…..I put the new one in and the truck started right up and we thought it was fixed, my son drove the truck and it ran fine, but when he returned home, it wouldn’t keep running after he would try to start it again, no matter how many times we tried.

Why is my Chevelle 350 hard to start?

Fuel pump check valve doesn’t maintain pressure in the fuel rail so it boils and then you have to crank excessively to get rid of the vapor before it will start. Bought a 1972 Chevelle 350 a couple years ago. Every time I drove it it wouldn’t restart easily or sometimes not at all unless I waited a while.

What kind of engine does a Chevy 3.8L have?

The History of the Chevy 3.8L V6. Chevrolet had two types of 3.8-liter V-6 engines: the 3.8-liter Buick V-6 and the short-lived Chevrolet 3.8-liter version. The venerable and immensely popular Buick V-6 survives today as the GM 3800 and serves as the base engine for many Chevy cars.

When did Chevy stop making the 3.8 liter V-6?

Chevrolet replaced the Buick version with another 3.8-liter V-6 version, based on the Chevrolet 305 V-8, from 1980 to 1985. But the Buick V-6 returned to power post-1985 Chevys as the GM 3800.

Why does my GM 3.8L V6 have a misfire code?

Troubleshooting a misfire condition or misfire codes (OBD II) on your GM 3.8L V6 equipped vehicle (Buick, Chevy, Olds, Pontiac) can be quite a challenge. Why? Because so many different things can cause a misfire (also known as an engine miss or ‘dead’ cylinder).

Why are there no lights on my 4WD?

2006 silverado 1500. 4×4 would not engage on mine. I would receive service 4wd message on dash and 4wd switch would change light locations randomly. Changed swich and it did not fix the problem.

Why does my 94 runner run after it dies?

Fuel flow to the cold start injector was good but I had no way to check the pressure. Fuel filter was replaced at the shop and has a slight leak on the system side. If you engage the starter right before it dies, it will run for another 3 seconds.

What causes a Chevy Silverado 1500 to hard start?

As it warms up the idle air control adjusts to this vacuum leak and when the key is off the idle air control resets itself causing a hard start up due to the vacuum leak not being compensated for. Just a possibility 16 people found this helpful. K6, see what I mean by listen to John?

What causes a car to start but not keep running?

The engine requires the right amount of air and fuel to mix together for ignition. If there is a fuel leak somewhere, then the correct amount of fuel may not make it to the combustion chamber. This might be enough to allow the engine to start, but not keep running.

What causes a GMC truck to turn over but not start?

If the engine starts up normally after doing that, it means that fuel pressure is bleeding off and the fuel pump needs to prime the lines before it can start. It can bleed off from one of two places. 1. Fuel pressure regulator has an internal leak, and fuel is bleeding off back to the tank though the return line. 2.

What makes a 2000 Chevy 4.3 truck not start?