What could be more distressing than noises when you start your car… Indeed, you maybe already perceived noises when you start your Chevrolet Sonic and in most cases it’s frustrating. It could not be anything major, but each new engine starts usually becomes a scary moment during which you don’t know if your engine will start. That is why our editorial staff has chosen to compose this content page to support you find its source. To do this, first, we will see the case of noise when starting on Chevrolet Sonic but the car does not start, and finally, the noise you can experience on your car if it starts, first cold and then hot.
I notice a noise when I try to start my Chevrolet Sonic, but the engine doesn’t start
I detect a clicking noise at the start of my Chevrolet Sonic
If you notice a noise when you want to start your car, and it does not want to turn on, it is very likely that it is the battery that is causing the issue. Indeed, if you hear clicking noise when you start your Chevrolet Sonic, and it sounds like a ticking, you almost certainly lack the energy to run your starter, check your battery with a voltmeter and change it if necessary. In the case that after checking your battery, you still experience a noise when starting your Chevrolet Sonic and it does not want to start, browse this article about starter motor noises on Chevrolet Sonic for more information and to locate the origin of your issue.
I experience a noise when I start my Chevrolet Sonic but the engine it starts
I notice a noise when I start my Chevrolet Sonic
- Grinding or squealing type noises when I start cold Chevrolet Sonic :
If you notice a noise when you start your Chevrolet Sonic, and this noise sounds like grinding or squealing noise, which can also be related to vibrations, it is plausible that it is the combustion of your car that is involved. Indeed if you have an air/fuel mixture that is not good the normal performance of the engine will be altered. Examine the state of your injectors and air intake system. For more information on the source of injection-related noises on Chevrolet Sonic, read this content. - Cold start friction parts Chevrolet Sonic :
If you encounter cold friction noises on Chevrolet Sonic, it is almost certain that they come from one of your belts. Either the serpentine belt starts to wear out and therefore causes a friction noise. It is also plausible that the tensioner roller or damper pulley is worn out and that as a result the extension belt triggers a friction noise, often when cold. Visually examine your belt and change it if needed. If you have other friction noises, and it doesn’t originate from your serpentine belt, we have a full article on engine of your Chevrolet Sonic.
I notice a noise when starting my Chevrolet Sonic even when hot
- rubber mount / silent bloc dead motor
If you notice a clacking noise just when you start your car’s engine and it is more than 100,000 km long, it is plausible that some of your engine silentblocks or rubber mounts are expired. And the huge vibrations generated by starting the engine can produce starting noise on Chevrolet Sonic. Examine their state and change them if needed. Read this article if you would like to have detailed information on rubber mount noises on Chevrolet Sonic. - Motor flywheel
Finally, if you notice a noise that sounds a little like a crank noise when you start your Chevrolet Sonic, even when hot, it is plausible that if your series is equipped with a dual-mass flywheel, it is the origin of your problems. Indeed, these parts have created a lot of problems on many vehicles. When they take part in the game they generate noise when you start your Chevrolet Sonic and when you turn off the engine. Have his state inspected by a professional.
