Why does my car sound weird when I start it in the cold?
Cold weather can exacerbate underlying car problems, so you may begin to hear squeaks, squeals and other funny noises you haven’t heard before. These noises may be caused by the engine belt, the serpentine belt, the air conditioning compressor or a power steering pump.
What does a ticking noise in a car mean?
A ticking sound could be caused by any number of reasons, such as a low level of oil or loose components. You may hear a ticking, clicking, or tapping noise while the vehicle is idling, accelerating, or even after receiving an oil change.
Why does my Car start when the engine is warm?
Second possibility also has to do with the injectors. When worn they can get out of resistance spec from the internal wires developing an open condition that gets exacerbated when the engine is warm thus demanding too much current to jump the gaps to fire which would also cause a warm start issue.
What kind of noises do car engines make?
Here are the 5 most common engine noises made by the engines and their potential causes: 1. Engine knocking sounds This sound is usually heard as you drive your car, changing gears and accelerating. The sound seems like something inside the engine is knocking hard on it.
Why does my car make a loud noise when I change gear?
This noise is usually heard when you drive your car, change gear and accelerate. The sound seems as if something inside the engine is knocking hard against the engine. Usually this is the result of early ignition of the air-fuel mixture, which is supposed to burn at just the right time to produce optimum performance.
Why does my car make a tapping noise when it gets warm?
Exhaust manifold gasket (to the head) is bad. So when it gets warm the bad gasket expands and stops the noise. It’s not the valve lifters because the noise goes away when warm and not really heard when gas pedal isn’t engaged.