What could possibly be more frustrating than noises when you start your vehicle… Indeed, you probably already noticed noises when you start your Cadillac CTS and generally it’s frustrating. It may not be anything severe, but each new engine starts usually turns into a scary moment during which you don’t know if your engine will start. That is why our editorial staff has made the decision to write this content page to support you find its origin. To do this, first, we will see the case of noise when starting on Cadillac CTS but the vehicle does not start, and finally, the noise you can encounter on your vehicle if it starts, first cold and then hot.
I experience a noise when I try to start my Cadillac CTS, but the engine doesn’t start
I acknowledge a clicking noise at the start of my Cadillac CTS
If you experience a noise when you want to start your vehicle, and it does not want to turn on, it is most likely that it is the battery that is causing the problem. Indeed, if you hear clicking noise when you start your Cadillac CTS, and it sounds like a ticking, you probably lack the energy to run your starter, test out your battery with a voltmeter and change it if required. In the case that after checking out your battery, you still experience a noise when starting your Cadillac CTS and it does not want to start, browse this content page about starter motor noises on Cadillac CTS for more information and to discover the source of your problem.
I experience a noise when I start my Cadillac CTS but the engine it starts
I experience a noise when I start my Cadillac CTS
- Grinding or squealing type noises when I start cold Cadillac CTS :
If you experience a noise when you start your Cadillac CTS, and this noise is like grinding or squealing noise, which can also be relating to vibrations, it is conceivable that it is the combustion of your vehicle that is involved. Indeed if you have an air/fuel mixture that is not good the normal operation of the engine will be altered. Check the condition of your injectors and air intake system. For more information on the origin of injection-related noises on Cadillac CTS, check out this piece of content. - Cold start friction parts Cadillac CTS :
If you discern cold friction noises on Cadillac CTS, it is pretty much sure 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 conceivable 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 verify your belt and change it if required. If you have other friction noises, and it doesn’t originate from your serpentine belt, we have a full content page on engine of your Cadillac CTS.
I experience a noise when starting my Cadillac CTS even when hot
- rubber mount / silent bloc dead motor
If you experience a clacking noise just when you start your car’s engine and it is more than 100,000 km long, it is conceivable that some of your engine silentblocks or rubber mounts are good to be swapped. And the huge vibrations produced by starting the engine can produce starting noise on Cadillac CTS. Check their condition and swap them if required. Browse this content page if you would like to have detailed information on rubber mount noises on Cadillac CTS. - Motor flywheel
Finally, if you have a noise that sounds a little like a crank noise when you start your Cadillac CTS, even when hot, it is conceivable that if your series is equipped with a dual-mass flywheel, it is the source of your problems. Indeed, these parts have created a lot of problems on many cars. When they take part in the game they generate noise when you start your Cadillac CTS and when you turn off the engine. Have his condition checked by a specialist.
