What could be more annoying than noises when you start your vehicle… In fact, you probably already noticed noises when you start your GMC Yukon XL and in general it’s frustrating. It could not be anything major, but each new engine starts usually will turn into a scary moment during which you don’t know if your engine will start. That is why our team has chosen 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 GMC Yukon XL but the vehicle does not start, and finally, the noise you can experience on your vehicle if it starts, first cold and then hot.
I acknowledge a noise when I try to start my GMC Yukon XL, but the engine doesn’t start
I acknowledge a clicking noise at the start of my GMC Yukon XL
If you acknowledge a noise when you want to start your vehicle, and it does not want to turn on, it is likely that it is the battery that is causing the trouble. In fact, if you listen clicking noise when you start your GMC Yukon XL, and it sounds like a ticking, you most likely lack the energy to run your starter, test your battery with a voltmeter and replace it if necessary. In case that after checking your battery, you still know a noise when starting your GMC Yukon XL and it does not want to start, browse this content page about starter motor noises on GMC Yukon XL for more information and to discover the source of your trouble.
I notice a noise when I start my GMC Yukon XL but the engine it starts
I acknowledge a noise when I start my GMC Yukon XL
- Grinding or squealing type noises when I start cold GMC Yukon XL :
If you acknowledge a noise when you start your GMC Yukon XL, and this noise is like grinding or squealing noise, which can also be connected to vibrations, it is possible that it is the combustion of your vehicle that is involved. In fact if you have an air/fuel mixture that is not good the normal running of the engine will be altered. Check the condition of your injectors and air intake system. For more information on the source of injection-related noises on GMC Yukon XL, see this piece of content. - Cold start friction parts GMC Yukon XL :
If you notice cold friction noises on GMC Yukon XL, it is pretty much 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 possible that the tensioner roller or damper pulley is worn out and that as a result the extension belt causes a friction noise, often when cold. Visually check your belt and replace 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 GMC Yukon XL.
I acknowledge a noise when starting my GMC Yukon XL even when hot
- rubber mount / silent bloc dead motor
If you acknowledge a clacking noise when you start your car’s engine and it is more than 100,000 km long, it is possible that some of your engine silentblocks or rubber mounts are dead. And the huge vibrations generated by starting the engine can make starting noise on GMC Yukon XL. Check their condition and replace them if required. Consult this content page if you would like to have detailed information on rubber mount noises on GMC Yukon XL. - Motor flywheel
Finally, if you have a noise that sounds a little like a crank noise when you start your GMC Yukon XL, even when hot, it is possible that if your series is equipped with a dual-mass flywheel, it is the source of your trouble. In fact, these parts have created a lot of trouble on many automobiles. When they take part in the game they make noise when you start your GMC Yukon XL and when you turn off the engine. Have his condition inspected by a professional.
