1983 GMC C1500 "car engine makes hissing noise" Questions

...engine Check fluid level when hot. If ok the flush cooling lines between tranny and radiator. Also check your modulator they are cheep from napa. Difficult for me to duplicate hissing sound on the ...

...engine block. Is it the the valve cover gasket of something else? UPDATE: Just found this video: youtu.be/ArajakguJ2Y This is exactly what I hear. How do I fix this? Another UPDATE: I went ahead and ...

...car and it still makes hissing noise then stops.HELP!!!!! There is a distinct sound that has a hissing component when you first turn on the key. It will last a second or two when the key is turned to ...

...rpm or just cant be heard any longer. Makes no difference if engine hot or cold it may be a hose has a hole in it take carb clearer and spray on the hoses if engine speeds up that hose has the ...

engine runs rough and makes a loud hissing noise when shifting be about Rough running and hissing noise, are most likely an indication of a vacuum leak. Check your vacuum hoses and repare or replace ...

car if being forced to go. What can cause this? Hi, Please check you engine oil as a first start. A loud noise could indicate engine failure or engine auxiliary components failure. You can know if the

...car on park(with the engine running) and pressed the accelerator without touching the steering wheel and it still made the noise. Can anyone please offer some insight? -thanks That hissing could be a ...

...engine My wife complained of her Nissan Altima car tires needing to be checked after hearing a noise when she arrived at work. I drove the car which has new tires on it and when I parked it I heard a ...

...engine making a hissing sound when running. When engine turned off noise stop. noise sounds like tire air pressure leak. Any idea where this noise is coming from or why it is occurring? Sounds like a ...

...a hissing sound and then it shuts off open the hood up and look for a missing vacuum port plug on the engine intake manifold, sounds like the case here, that would cause a really loud hissing