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Could be a number of things... A/C or Heaters pressure release. Some intakes will give a slight hiss for a short time as do some radiators with breathers. Unless there is a change in performance or a noticable hole/puddle... I wouldn't worry too much.
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What would cause a car to shut off then a make hissing noise?
If it it shutting off because of the hissing, it is likely moisture getting at electronic parts and shorting them. The hissing would be caused by cold water contacting hot engine parts. If the hissing is only heard after YOU shut off the car, it is likely a small leak in a vacuum hose. These are usually easily fixed.
How does a hissing cockroach make a hissing noise?
Madagascan hissing cockroaches make a noise by forcing air out of a special hole.
How do you make a hissing noise?
when you breath is air and force it out with your tongue it makes the hissing noise
Your idle is low and makes a hissing noise in the engine and at times shut of?
Vacuum hose leaking.
What causes engine to cut off when you release the gas?
Most of the time ,it's because engine is catching air .check for a hissing noise. a soapy solution in a spray bottle .while engine is running will find where the leak is .engine sound will change when you find the spot .
Why is there a hissing noise from the heater controls?
Some systems use engine vacuum to move the control doors. You could have a vacuum leak.
Definition of siblant?
making a hissing noise
How can you use radiator in a sentence?
A radiator is a device found in the engine of vehicles that cools the engine by circulating air. A good sentence would be, the radiator in my truck is making a hissing noise.
What type of injury causes a hissing noise in the chest?
A hole in the chest ... the hissing comes from the leaking air.
What sound does a spider make in Minecraft?
A hissing noise
Why Ac will not cool full of freon the comp is on and a hissing noise under the dash noise goes away when comp is off?
Check the a/c - heater controller and also check for a vacuum leak.........
What causes your 2004 expedition air to blow low while accelerating?
you have a control vacuum leak, listen for hissing noise under dash when engine is running.
