Why does my Chevy Silverado not start when hot?

Why does my Chevy Silverado not start when hot?

A clogged fuel filter, dirty fuel injectors or weak fuel pump can result in too little fuel reaching the cylinder, causing poor fuel ignition and the need to depress the accelerator to assist starting. An engine that is difficult to start when hot can be caused by a clogged air filter restricting airflow to the intake.

Why is my truck slow to crank when warm?

This prignition would force the piston down and rotate the crankshaft in the opposite direction that the starter motor was turning the engine over. However, this would be unlikely in a vehicle with fuel injection.

What causes a Chevy Silverado to turn over?

A worn distributor cap, old or broken plug wires or a worn distributor rotor can result in a weak spark at the sparkplugs, causing the engine to turn over excessively before catching.

What should I do if my car engine is slow to crank?

However, this would be unlikely in a vehicle with fuel injection. When the engine is hot, have a mechanic check the current draw of the starter as the engine is cranked. Then have the mechanic disconnect the ignition and check the starter current draw again.

Why does my 2000 Chevy Silverado not start?

Question: My 2000 Chevy Silverado that will not start unless i pour gas in the throttle body. It has been sitting for about 8 months and prior to that there was no problems at all. I have good fuel pressure with no bleed down. Answer: Does it start after pouring gas in throttle and keep running fine? What is the fuel pressure?

What makes a Chevy Silverado hard start when hot?

When hot it won’t start til it cranks long enough to get 30 lbs. of pressure or so. When cold it gets to that pressure right away and starts. I bypassed the oil pressure sending unit with a push button. When the button is pushed, the sending unit is bypassed.

What are the common problems with Chevy Silverado trucks?

Among them the RF hub and bearing is failing and the wheel is about to fall off, the rear brakes at shot, the front inner tie rod ends are loose, it’s low on coolant, the front differential seals leak gear fluid and the LF exhaust manifold is leaking and bolts are broken off in the head (not shown).

What kind of truck is a 1999 Chevy Silverado?

This is a 1999 Silverado 1500 5.3L 4X4 that was brought in for a general inspection. The funny thing is the customer commented on how well it is driving since they recently purchased it apart from a noise in the front. After a quick inspection I noticed some very concerning problems that need to be addressed.

What kind of problem does my Chevy Silverado have?

I have a 92 Silverado 4.3 V6, 5-spd manual trans. Truck will not always start when turning the key, Dash lights and radio fire up but engine does not fire. Most of the time I hear a click and sometimes there is not click at all. If I let the truck sit for 5-15 minutes and try again, it starts right up.

Why does my Chevy truck run so poorly in cold weather?

Not sure if that would cause the truck to run so poorly in cold weather though. PCV hose is a strong vacuum source, and it will cause a massive vacuum leak (depending on the size of the crack) that will change how the engine operates. It may contribute to your cold weather performance.

How can I tell if my Chevy Silverado is starting?

Check the compression with a compression gauge. Use a spark checker to see if it has spark. Put a timing light on it and see what it shows. Use a fuel pressure gauge to see if it is getting fuel pressure. Is the air filter/tubing plugged? Is the catalytic converter plugged?

What should I do about my 1994 Chevy Silverado?

My 94 Chevy Silverado was also sputtering, backfiring, missing etc… I changed the fuel filter to no avail, tried several things to get it to run smooth but nothing helped’ until a friend of mine who used to have his own shop told me about a memo he had received years ago dealing with this identical problem. here’s what worked for me!

Is there a problem with my Chevy Silverado?

Cold Hard CHEVY Start Problem Solved! Chevrolet Silverado Express Suburban Tahoe GMC – YouTube Cold Hard CHEVY Start Problem Solved! Chevrolet Silverado Express Suburban Tahoe GMC If playback doesn’t begin shortly, try restarting your device. Videos you watch may be added to the TV’s watch history and influence TV recommendations.

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

Cold Hard CHEVY Start Problem Solved! Chevrolet Silverado Express Suburban Tahoe GMC If playback doesn’t begin shortly, try restarting your device. Videos you watch may be added to the TV’s watch history and influence TV recommendations. To avoid this, cancel and sign in to YouTube on your computer.

What causes a 1994 Chevy C / K 1500 to bog down?

– CarGurus 1994 Chevy C1500 5.7 bogs/backfires when I give it gas. My truck bogs down (and tries to die) when I give it gas to accelerate off of a stop. There is often a backfire or two when this happens. Pumping the gas does not help. I basically have to crawl through any intersection until it picks up a bit of speed from idle. The truck

When does a Chevy Silverado pickup start cold?

MY SILVERADO PICKUP STARTS GREAT WHEN COLD BUT WILL NOT START WITH OUT CRANKING FOR PROBABLY AROUND 6 SECONDS. SOMETIMES MORE AND SOMETIMES LESS. IT WILL START BACK UP EASILY RIGHT AFTER YOU SHUT IT OFF BUT ABOUT 5 MINUTES LATER IT WILL NOT START VERY WELL. MY CRUISE QUIT ALSO, DON’T KNOW IF IT HAS ANYTHING TO DO WITH IT.

How long does it take to fire a hard start Chevy?

Good Morning island auto, well your mention of that kind of pressure does sound a bit high, but the gauge you are using may have an error, generally even if the fuel did drain back to the tank it only takes a few seconds to be replenished and even if the system contains air, I would expect some firing to happen initially.

Is the 1998 K 1500 hard to start?

Not open for further replies. i am working on a 1998 k 1500 5.7 the truck is very hard to start but when it does it runs fine.. good power and will start fine afterwards,,the problem i am having is when it sits for 2 days then once again it is very hard to start…

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?

MY SILVERADO PICKUP STARTS GREAT WHEN COLD BUT WILL NOT START WITH OUT CRANKING FOR PROBABLY AROUND 6 SECONDS. SOMETIMES MORE AND SOMETIMES LESS. IT WILL START BACK UP EASILY RIGHT AFTER YOU SHUT IT OFF BUT ABOUT 5 MINUTES LATER IT WILL NOT START VERY WELL. MY CRUISE QUIT ALSO, DON’T KNOW IF IT HAS ANYTHING TO DO WITH IT.

How many miles does a 1999 Chevy Silverado have?

From buying research to owner support, join 1.5 MILLION GM Truck Enthusiasts every month who use GM-Trucks.com as a daily part of their ownership experience. I have a 1999 Chevy Ext Cab Silverado PU, with the 5.3L. It’s approaching 118,000 miles and has always been well maintained.

Can a bad ignition switch keep a Chevy Silverado from starting?

A bad ignition switch can cause your Silverado not to start at all. And, it can keep your Silverado from starting in a couple of different ways. The first is when the starter cranks, but the bad ignition switch doesn’t turn on the fuel pump or ignition.

Can a Chevy Silverado start or crank over?

Chevy Silverado does not start or crank over. Chevy Silverado does not start or crank over. Welcome to JustAnswer. The pcm actually commands the starter to turn over on this vehicle.

Will turn key and it is like no power from battery to starter, but have lights, radio, etc. Turn key again or sometimes multiple times, to no avail. Then, turn it one more time and it starts. Then the next 15 starts, no problem. Sometimes hot engine, sometimes cold. UPDATE: 2-6-14; I sold the truck to my father. He changed the starter.

Why does my Chevy Silverado not start up?

Figure 1. Corrosion and loose wiring could be the cause for the engine not to start. If the result of this doesn’t fix the problem, move on to the next step. It could be failing. The alternator’s job is to recharge the battery once the engine has started and is running.

Is there a problem with my 2014 Silverado no crank?

2014 Silverado no crank no start problem solved! – YouTube 2014 Silverado no crank no start problem solved! If playback doesn’t begin shortly, try restarting your device.

Why does my Chevy Silverado have no heat?

For this reason, there is a thermostat in the engine (at the engine end of the upper rad hose) that opens and closes. If the coolant is cold in the engine, i.e., under about 180 degrees, the thermostat stays closed and does not allow coolant to escape the engine and flow to the radiator.

What’s the problem with my Chevy Silverado 1500?

When it decides to act right, all is will. Anyone else found a solution? Chevy silverado 1500 2004. The same problem, random intermittent starting. I had had this problem before about 5 times and each time I disconnected and reconnected the negative battery cable it started fine. This time that didn’t work.

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’s the problem with my GMC Sierra truck?

When I turn the key it cranks for about 1/4 second then nothing . None of the gauges or power locks and windows work . The battery is fine . Last night while driving all the gauges quit working and the a/c compressor kicked off , but the truck still ran fine .

Why does my GMC Sierra 1500 not start?

While there are a variety of reasons your GMC Sierra 1500 won’t start, the most common 3 are a dead battery, an alternator problem, or failed starter. How is a no-start diagnosis fixed?

Why does my Toyota Tacoma engine not start?

When the computer senses the engine is out of time, it will turn on the check engine light, and the engine may start and stall, or fail to start at all. If the engine runs, it w…

Can a bad coolant sensor cause a car to not start?

Some cars use the engine coolant temperature sensor to control the electric cooling fans. You have two separate temperature sensors for the fans, dashboard gauge, and engine management in most cars. However, if your car has a single sensor, a bad engine coolant temperature sensor may result in your fans won’t start at all.