There is nothing more disturbing than unusual noises coming from the engine block. Do not run immediately to your auto repairer, the problem is probably not as serious as we think. To suitably identifier the problem we will find out the most usual noises on this Citroen Sm and what they came from.
The engine block of my Citroen Sm makes a thud
In case you are in neutral and the engine block produces a kind of roar , there is indeed a problem. It could come from a not properly attached engine block cover, which repeatedly ricochets against another constituent. It also remains plausible that a serious hissing sound comes from your belt. In the event that your Citroen Sm does not emit any suspicious noise in neutral, but a deaf noise appears when you are driving, the problem most likely comes from bearings and not from the engine block. Don't wait too long to go to a car repairer, it could get worse.
The engine of my Citroen Sm makes a tractor noise
Your Citroen Sm produces a airplane noise , you think you are at the airport. Usually it must come from a hole in the pot or a defective pot, not from the engine block. The noise should be louder and louder than usual, but dependent on acceleration. the faster you accelerate, the more noise the automobile produces. If the noise does not vary depending on your acceleration, go to your auto repairer. The problem probably comes from a damaged engine block component.
The engine block of my Citroen Sm makes a pan noise
A strident noise on this Citroen Sm often remains linked to the belt, and not of the engine block itself. It is usually the loose accessory belt, or one of the damaged idlers. Put a few wrenches on your belt if it is not tight enough, or change the tensioner roller.
The engine of my Citroen Sm makes a lot of noise
In the event that your Citroen Sm emits a lot of noise it could usually come from two main reasons. For the first, it is a thud that will come from bearings . However, it can also come from tires not sufficiently swollen, or too worn. If your engine block produces a lot of noise, it could also come from a fuel combustion problem, or exhaust hole. Finally, it is quite rare that the engine block is responsible for this kind of noise.
The engine of my Citroen Sm makes a clicking noise
This is a fairly common and rather scary problem. This noise of slam could come from various parts of the engine block. However you will find below the two most common.
- Poor combustion. And yes, poor or partial combustion could generate clicking noises. Do not attempt repairs if that's right, go to your car repairer instead.
- If this noise only comes from cold, it could come from hydraulic lifters .
- The problem could also arise from pistons , rockers , etc.
Not easy to recognize. Noises from the engine should be considered as signals. We advise you to go to your car repairer for a more precise check. Good road !