How do you fix idle going up and down 87 Chevy?

Cars & Vehicles

Look for an intake manifold leaking at a cracked or disconnected hose or one of the gaskets to the cylinder head or throttle body.

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How can you fix your door locks so they will stop going up and down?

the body control module got wet you have to buy a new one.sorry

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Is an oil gauge supposed to go up when you accelerate and back down at idle?

Yes, this is normal.Found out this can be cause by a faulty oil pressure switch best known as oil pressure sending unit

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Why does truck idle up and down?

An idle surge can be caused by multiple phenomena.The idle air controller is simply a computer-controlled motor that controls idle.There could also be another sensor that is telling the computer to compensate, and in turn, this causes the idle to surge as it looks for the correct RPM level.

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What causes the rpms to go up and down at idle?

I would look for a vacuum leak under the hood. If the check engine light is on have an auto parts store read the code(s). The code(s) will help you find the source of the problem.

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When you crank your car why do it be idling up high and then it idle back down to normal?

When you crank it? What are you driving a Model T Ford?

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Why does car rev up and down when in idle?

I can't say for sure what the exact cause is of it. however, i had a friend with a manual transmission Honda Civic that would do the same thing, he says it has something to do with the O2 sensor. so that gives you a starting point to find the problemidle airflow metre is more than likely the prob...

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Your car idles up and down when ac is on?

Probably because the compressor is cycling on and off to maintain temperature without freezing. Compressor on car runs slower RPM, compreesor cuts out and RPMs go up.

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Why does your engine idle up and down while driving?

Could be your MAP sensor or Absolute Manifold Pressure sensor same thing usually mounted on or near the firewall and has at least two hoses"vacuum" going into it.

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How do you bleed powersteering pump 87 Chevy pu4x4?

Fill it up with fluid and turn the steering wheel all the way to the left and then to the right several times with engine running. It will bleed itself of air.

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How do you fix an idle surge?

Turn the engine off again, and reattach the air intake duct work to the throttle body.Start the engine and rev and hold to 1,500 to 2,000 rpm until no white smoke is coming out of the exhaust pipe.Cleaning the Idle Air Speed Control Valve with aerosol throttle cleaner can often solve an idle prob...

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How can I fix my signal light switch on my Chevy S-10 . It has a hard click up or down and doesnt blink it stays on?

The switch itself isn't serviceable... you replace it. If your indicators aren't blinking, that might indicate a faulty turn signal relay. Do your four ways work?Replace the multi-function switch (aka, signal light switch) with a new one. Trying to repair the broken one is not practical.

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How do I fix parking brake on 87 F-250?

Depends on what is wrong with them. Being that old I would suspect the brake cables are frozen. You will have to take the rear brakes apart and see what went wrong before you can fix anything.

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How do you fix a hand brake that wont go down?

Firstly, take of lever surroundings and check for blockage. If not call roadside assistance.

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How do you fix a driver side manuel window that will not roll up and if you pull it up it just falls back down?

sounds like you window winder spring attached to your winder might be broken or the cogs on the winder have heaps of wear eg not touching sounds like you window winder spring attached to your winder might be broken or the cogs on the winder have heaps of wear eg not touching sounds like you windo...

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Will a tune up fix rough idle?

5.Rough idling or acceleration.Also, if your vehicle "knocks" when accelerating or climbing hills, while it could be a bad mixture of gasoline, but it could also be a fuel efficiency problem.Either way, a tune-up may fix the issue.

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What causes car to idle up and down when in park and then cuts off?

It is difficult to diagnose a problem like this via the internet, but it could be the air flow meter.A faulty air flow meter will often cause this type of symptom. Its a good place to begin the process of elimination, at least

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Why does my temp gauge keeps going up and down?

If the coolant temperature gauge is constantly fluctuating then the most common cause of this is a bad thermostat.If the thermostat is sticking or not opening and closing right then this will occur.It can also be a clog in the radiator or a water pump problem.

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Why is my speedometer going up and down?

Hello.The crankshaft position sensor will not cause a fluctuation in the speedometer gauge.If the speedometer is acting like this then most of the time this is caused by a failure in the vehicle speed sensor.When this sensor or the connection at the sensor fails then this will happen.

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Why is my cars rpm going up and down?

Most likely you have a clogged (or failing) idle air control valve.Take it out, clean it, put it back… should solve the problem.There's a disconnect between the amount of air the computer thinks your engine is getting and the amount it's really getting, so it keeps trying to correct itself and al...

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Why is my fuel gauge going up and down?

gas gauge goes up and down while driving on flat roads.The most common cause of erratic fuel level is caused by a defective fuel level sender in the fuel tank is defective or out of position or restricted from going all the way up to full position.

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Why is my temperature gauge going up and down?

Hi There, It sounds like you may have a sticky thermostat or potentially a cooling fan that may be working intermittently.When the thermostat is stuck open it can cause the coolant to circulate constantly resulting in the motor never reaching the correct operating temperature.

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Why does my temperature gauge keep going up and down?

The temperature gauge electrical sender is positioned next to the thermostat, so it indicates the drop from 75 down to 70, when the thermostat closes.If this is not happening, usually it is because the thermostat is stuck in the open position and needs replacing.

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Why would my temperature gauge go up and down?

If the coolant temperature gauge is constantly fluctuating then the most common cause of this is a bad thermostat.If the thermostat is sticking or not opening and closing right then this will occur.It can also be a clog in the radiator or a water pump problem.

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Vectra 53 2leter when you strat engin its shaking and race going up and down?

its out of time needs reset ,

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Why does your 88 sundance idle up and down only when its warmed up new plugs and wires also new fuel and idle control sensors?

check air filter or vaccum lines

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How do you fix a window that won't go up on a Toyota Scion?

First, you figure out the cause of the problem - that's called diagnosis. You have an issue for which there are multiple possible reasons why it exists, and you're expecting us to tell you how to fix it when you've done nothing to narrow down the reason why it isn't going up. Honestly, I kinda ge...

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How do you fix sputtering an not enough power to go up hills?

The fixes start with air filter ensure that it is not plugged or clogged with dirt. In older vehicles ensure the oil crankcase filter in the air filter housing is clear. Also check the PCV valve for proper use.Spark plugs and wires.-Ensure proper gaping of the plugs in many cars this is available...

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When cold the civic idles up and down What could cause this?

incorrect choke adjust ment. when cold if choke is working correctly the car will idle higher until warm enough for the choke to release.It Depends on the year of the car as to whether it has a choke or not. If it fuel injected it will not have one. If that is the case it could possibly be due to...

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An alarm sounds inside the car then the idle speed goes up and down any idea?

have a bad sensor somewhere,take to get the computer read somewhere,ie most auto parts stors can do this at no charge

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What makes the lock go up and down when you press the car key?

In cars with central locking, or remote locking, a solenoid is fitted to the locking mechanism. When the remote button is pressed (usually on the key) a signal is sent to the central locking control system. The received signal closes an electronic gate in the controller and current from the cars ...

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Why does the car idle up and down while in park?

check coolant level, also check for a vacuum leak.

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No power going up hill rough idle?

Vacuum leak, defective spark plugs or wires. Vacuum leak would be the #1 suspect.

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Why would a 1997 grand am gt idle rev up and down?

A vacuum leak can cause that.

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What causes a 85 caddy throttle to increase engine speed up and down at idle?

A broken or maladjusted IAC valve.

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How do you bump up idle on Volvo semi?

Well, high idle has to be enabled - some fleets have it disabled. If it isn't disabled, it's more the same as on any other semi.. doesn't matter if you have a Volvo or Cummins engine (or Cat prior to 09, or Detroit prior to 2003). With the parking brakes set, and no pressure on the clutch (if you...

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How do you fix a power window that goes down but not up on 95 Crown Victoria?

there is something wrong with your switch in the door you may have to change it

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How do you hook up a solenoid wires on a 87 f 250?

well take the old one off look at the wires and there you go

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Your temp gage goes up then back down when idling?

It is normal for a temperature gauge to go up a little bit until the thermostat opens up and the cooling fan comes on. As long as it is not going out of the normal temperature range it is fine.

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What does diagnostic code P0010 mean on a Chevy hhr and how do you fix it?

P0010 - "A" Camshaft Position Actuator Circuit (Bank 1) Car will run rough Could be Faulty oil control valve (OCV) Open or short in the VVT/VCT circuit Open or short in the OCV / solenoid valve Damaged computer (PCM) Check Check the Bank 1 VVT/VCT system circuit wiring and connectors, repair if...

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Do flaps go up or down when landing?

Flaps are usually mounted on the wing trailing edges of a fixed-wing aircraft.Flaps are used for extra lift on takeoff.The increase in camber also increases the wing drag, which can be beneficial during approach and landing, because it slows the aircraft.

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Why does temperature go up when idle?

cooling fan not working

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How do you turn idle up on a Infiniti Q45?

you cant it is automatically set

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On a 1991 Nissan maxima Idle is good at starting car then the idle goes up high for a while then is up and down?

A faulty camshaft can cause your 1991 Nissan Maxima to idle erratically. A diagnostic test could verify the cause of the improper idling speed.

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How do you repair 1997 probe headlight to raise up and down?

there a screw either ontop of the headlight under the hood, or the screw is towards the bottom of the headlight. if im not mistakin its a star-head/10m bolt in one. can either use a star head screw-driver or a socket

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How do you fix seat belt on Chevy tracker?

You start by identifying what's wrong with it. Chances are, it's going to be something you'll simply replace.

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How do you untangle the motor that powers it up and down?

if it's idling rough, I would suggest cleaning the throttle body with carburetor cleaner.

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How do you fix joe's Chevy 350 small block?

Need to know what is wrong with it before we can help Joe fix it.

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What is wrong with Isuzu trooper 3.0 dt idling up and down and white grey smoke from exhaust?

Sounds like you need a ring job, white/grey smoke from the exhaust usually means oil is burning in your engine. Your engine may need a tune up or a compression check, bring it in to your mechanic.

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Will the yen go up or down?

Major banks agree that in 2019, the EUR JPY will trend lower.The current EUR JPY exchange rate is 124.41.

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If you travel everyday and you have doors but no windows and you go up and down and start with l then what are you?

you are an elevator, or what is known in the UK as a lift.

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How do you take Rochester carburetor off of 94 Chevy 350 and clean it up?

Someone must have converted that vehicle from fuel injection back to a carburetor. Carburetors were phased out during the 1980's.If in fact the vehicle does have a carburetor you can purchase a rebuild kit for that carb. The carb has a part number stamped on it so a good auto parts store can use ...

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How do you repair 1991 Chevy pick up odometer and speedometer?

Need to figure out what's wrong with them, first.

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How do you fix a locked up engine?

If your engine has seized up while you're driving, there's nothing you can do about it short of an intensive engine repair or replacement.If you have an engine that seized from sitting for a long time, pull the spark plugs out of all the cylinders.Fill the cylinders with engine oil and let it sit...

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Engine code of p505 idle control system malfuction what does this mean and how do you fix it?

More than likely it's your IAC or Idle Air Control motor. It's usually right on your intake cover somewhere, check with your repair manual to find out what it looks like and how to remove it. If this isn't the problem check with your EGR valve, however usually the EGR is a nother code in itself. ...

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What might be wrong if your car shakes when you start it and when you drive it the car bounces up and down and the hood comes loose. How do you fix this?

Give it back to the clown you bought it from before the doors fall off.If it didn't come from the circus you need to get the front subframe, suspension and engine mounts checked out.

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How do you lower hydrocarbons 87 truck?

You have to have it fixed******Tune /clean the carb, have a new air filter installed, add a cat to the exhaust, change the spark plug, adjust the ignition timming.a.

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How do i fix a car that breaks down every now and then?

Ask your friends if they know a good mechanic, then take the car to him/her.

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Where does the ball bearing go in the valve body of a 87 Chevy truck?

Most valve bodies have multiples-identify auto trans and perhaps someone can help you

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How do you assemble 1939 Chevy Coupe roll up windows?

It would be in your best interest to purchase a shop manual and body manual for that vehicle. It will pay for itself with one job. Try looking for a good used shop manual and body manual on e-bay. You should find the pair for less than $75.

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94 Chevy diesel driving down the road and motor will shut down with no warning sometimes it will start back up sometimes you have to wait a day?

Had the same trouble, I changed the elect control module, not a problem to this day.

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How do you go about fixing your speadometer?

go to walmart and get a new one.

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What would make the lights go dim and the amp gauge hand go down then go back up. Had the belt changed and alternator checked. Everything ok 2002 Chevy Siverado?

Sounds like a faulty ground connection, given what you have said. To check without really having to know much about HOW to actually do it, connect two wires to negative ( - ) battery post, run one wire to some clean bolt on the engine, run the other wire to the chassis of the vehicle. If the prob...

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Why my 93 Ford Explorer 4.0 starts to ping and slow down while going up hill?

May have a damaged catalytic converter or a plugged fuel filter.

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Why does the ac work when parked but when you drive your car it blows hot then cold and idle goes up and down?

Many ac systems use engine vacuum to operate the ac controls. You may have a cracked or disconnected vacuum line that feeds the HVAC system. Check the vacuum lines under the hood, that is where they would most likely be damaged. A vacuum leak would also be the cause of the erratic idle.

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Why do your car ildle up and down?

Maybe your throttle positioning sensor is bad.

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How do you turn down the idle on a 1976 corvette?

There should be an idle setting on the side of the rochester carb.

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What is wrong if my Temperature gage is going up and down?

It could be a number of things, but my first guess would be a faulty thermostat.

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Why does the rpms go up and down when the engine is in indle?

This is often the result , in fuel injected cars, when there is an intake manifold vacuum leak ( i.e. loose or disconnected vacuum line, intake gasket leak , injector seal leak or many other possible leaks in the air intake system ). It is also a symptom of a faulty or maladjusted throttle positi...

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Why would the fuel needle keep going up and down all the time?

If you are getting gas and rapidly getting rid of it (or burning it) or if your car is broken.

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94 civic enigine bogs down randomly and puts out huge amounts of white smoke Idle is fine on start up then mins later its jumping up and down. I had it worked on 3 times already and cant find problem?

Do a compression test. I think you might discover a crack in the cylinder head or blown head gasket. Hope not, but that's what it sounds like,

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How many miles up and down is Illinois?

Illinois is 390 miles from north to south. It takes about 7 hours to drive the distance from north to south.

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What if your 96 avenger is stalling when you start it up and when going down the road it jerks?

You have not provided enough info, I recomend you have it checked by a knowlegable person.

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My 2000 Jeep Grand Cherokee while going down the road the rpms go up and it jerks?

Sounds like transmission trouble, check the transmission fluid level.

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Who do you notify when a ATV is running up and down a paved road?

Your local law enforcement agency.

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Subaru 2.2 will not idle smooth when cold. the idle will jump up and down from 400 to 3000 rpm when cold. once it warms up the idle will stay around 400rpm. what would cause this?

The Subaru engine could have a vacuum leak, bad head gasket, stuck choke, or several other things causing the problem. Any of these could give problems then ease up as the engine warms up.

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How do you fix an engine when at shakes at idle?

This can be caused by many different things. Here are the most common reasons, starting with the worst (and most likely roughest idling) problems;Misfiring - Each cylinder needs, spark, fuel, and compression to run. If one cylinder is missing any 1 of these items it wont fire, or will fire poorly...

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How do you fix a car that rattles when idling in drive?

the flyweel has a crack in it it should get quiter when the engine warms up or when your going you will have to replace it Track down the source of the rattle it could be something as simple as a loose heat shield on your catalytic converter or serious like a cracked flywheel. have someone hold t...

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Why tachometer needle jumps up and down?

A cars tach jumps and runs with engine rpm.Sometimes if it jumps and changes engine sound,the throttle position sensor needs changing.If it jumps with no engine speed or sound change it means your alternator is going bad.

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Why does temperature gauge go up than back down?

Could be,sticky thermostatorlow coolant level.

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Temp gauge goes up and down?

Could be low on coolant (leak somewhere) or the thermostat is faulty.

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What moves the piston up and down?

Within the cylinder is a piston.When the fuel is burned, it creates an explosive force that causes the piston to move up and down.The piston is attached, via a connecting rod, to a crankshaft, where the up and down movement of the piston converts to a circular motion.

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How do you fix idling problems on a 2001 Honda Accord V6?

You probably have a check engine light on so, start with having the ECM scanned for codes. The codes will help you determine the cause of the idling problem. It could be as simple as a vacuum leak. Your local auto parts store can help you with reading the codes at no cost.

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What can slow your car down going up hills?

gravity. Going uphill is always harder thatn going along the flat.

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When you go 30 mph your car rpms go to 3 and won't go down?

My car idles really high and wont go down and it will stall if I push on the gas!!

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What causes a bicycle to speed up going down hill?

gravityGRAVITY

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How do you fix a car electrical problem like the wipers and blinker go off when you use the horn?

Need more info like the year, make and model.I would suspect you have a loose or bad ground connection.

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If the rpm on a '96 Kia Sephia is jumping up and down and sometimes the car is shutting off can you fix it yourself?

You can change the fuel filter and that might do it. If it doesn't it can get quite complicated. Take it to a good mechanic. Also, try replacing or cleaning the spark plugs, distributor cap, and wires attached to the spark plugs. I had the same problem with my Sephia. A little tune-up should fix ...

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How do you fix a car that has broken down in a flooded street?

with great difficulty imagine...scuba gear perhaps?

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How do you sup up a go-kart engine?

bore out the cylinder walls and add bigger cylinder heads, put a better air intake on it, see if you can have the compression ratio changed, e3 spark plugs are also pretty sweet they could help you out.

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Can you mix 87 and 91 gas?

If you mix a half tank of 91 octane and a half tank of 89 octane, you end up with a full tank of 90 octane.Unless you are driving a car that requires 93 octane, you won't damage a thing.You aren't going to damage your engine using a higher octane fuel than necessary, but you will waste your money.

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How do you open and fix a broken tailgate on a 1995 Nissan XE pick-up truck?

On the inside of the tailgate are two bolts. remove them and the taillight will fall out. If you have a bed liner you might have to take it out. On the inside of the tailgate are two bolts. remove them and the taillight will fall out. If you have a bed liner you might have to take it out.

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What causes speedometer and tachometer to fluctuate at idle on 96 grand am and cause engine to rev up and down for some minutes then stall?

Do you have a check engine light? If so, get it scanned by a repair facility to make sure you don't do any unnecessary repairs. It could be many things, such as an o2 sensor or throttle position sensor just to name a couple. If you don't have. Check engine light, sounds like a faulty engine contr...

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Why is my car overheating and revs up and down?

There are several reasons why your car may be overheating. Check the thermostat to be sure it isn't stuck. If the car revs up and down, the timing may need to be adjusted.

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How do you fix Mercedes C 240 power window stuck partially down?

You need to determine the cause of the issue before you can make the repair. Did the window actuator fail or did it come out of the rail? Two very different reasons this could happen (but not the only possible ones), two very different repairs.

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There is somthing wrong with the idle the idle fluctuates all the time and if the car is not warm enugh the idle will go all the way down and the car turns off for a 1989 Honda accord?

this should be A cheap fix, I would guess around $25 to $60, Take it to A shop and tell them you want the idle air motor or port cleaned.

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What causes your car rpm at idling to bounce up and down every time you switch on your car air-conditioning unit?

Clean or replace your Idle Air Control Valve.(IACV)

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81 corvette my lights don't go up or down what do I look for?

if the light panels in a 1981 Corvette no longer go up and down, look for a burned out fuse. This is an electronic part that is controlled by a fuse. They also have a small motor that might need to be replaced.

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How do you turn on 4hi in a 87 blazer?

Stop the vehicle, put it in neutral, depress the clutch (if a manual transmission), pull the transfer case lever back one position from the 2HI position.

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How do you remove and fix trans lines next radiator?

The year, make and model would help.

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What does U3f00 mean and how do you fix it?

It varies on the manufacturer. I know that doesn't help much. Try to clear the code and see if it comes back. If it does, call your local dealer's maintenance department. They should be able to help you over the phone. If not, find a new dealer.

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