Some maintenance actions such as changing the engine oil may seem obvious and fundamental, while others such as changing the gearbox oil from its Chevrolet Sonic may seem to be less automatic. Nevertheless, make no mistake, changing the gearbox is just as necessary as changing the engine oil. This article will describe the function of the gearbox oil, then, why it is important to change the gearbox of your Chevrolet Sonic, and at last, how to change the gearbox oil of a Chevrolet Sonic .

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Role of gearbox oil on a Chevrolet Sonic

So we start our article with the function of gearbox oil on a Chevrolet Sonic. The objective of this short introduction is to make you understand the interest of this fluid which guarantees the good performing of your car. The gearbox of your car has the mission to demultiply the power transferred by the engine and send it back to your wheels . It is done up of pinions and gears that will allow the wheels to rotate at different speeds depending on the curves and the gear engaged. It will operate with the help of an axle and a differential. All these auto parts will need to be firmly lubricate to objective accurately, limit friction and tolerate the high temperatures generated by the engine and friction. Your transmission oil has a high viscosity and will prevent the formation of filings or gear breakage, so it is necessary to the proper functioning of the gearbox.

Why replacing the gearbox oil from a Chevrolet Sonic?

Now we’ll see what’s the point of draining the gearbox oil of your Chevrolet Sonic?

Interest of gearbox oil changing Chevrolet Sonic

There are some concerns to change the gearbox of your car frequently, we will list them and detail them below:

  • After a while, the oil will lose its viscosity due to friction and temperature rise, which will cause less lubrication of the gears and pinions and therefore risk to break some of them.
  • Same as viscosity, time and temperature rise will decrease the oil resistance to the engine temperature, So it will fluidize much more easily when the engine heats up, which is not good for your gearbox.
  • Accumulation of metallic residues: Finally, even if you always have a quality oil, a gearbox is an component that wears out and produces iron filings with friction, the oil will pick them up and if it accumulates too much these residues can get into gears and break them.

When to do the gearbox oil change on a Chevrolet Sonic?

Whether you want to do an automatic or manual gearbox oil change on Chevrolet Sonic or strong> the process is not the same, nevertheless, dealers do not give mileage recommendations to change the oil in your gearbox, on the other hand when you do an intervention on the gearbox it is advisable to change it, in any other case here are the causes to make you take into consideration doing this oil change.

Oil change for manual gearbox Chevrolet Sonic

  • Gears are jumping: you are most likely missing oil and you may have a gearbox oil leak, please see our content page on gearbox leaks on Chevrolet Sonic for more info.
  • The gearbox cracks when you switch gears: The oil has absolutely lost viscosity and is too fluid, so the gears get stuck.
  • Difficulty to shift gears: Same problem as just before, the oil is absolutely too fluid.

Automatic gearbox oil change

  • A slow start from the neutral position to the first one: often a viscosity problem.
  • Difficulty or even impossibility to shift gears: Lack of oil

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How to change gearbox oil of a Chevrolet Sonic?

At last, to end this content page, we will describe you how to empty the gearbox oil of your Chevrolet Sonic , it’s easier than you might presume, here are the few steps to stick to to do it accurately:

  • Heat your Chevrolet Sonic for about 10 minutes to get a fluid oil, place it flat on 4 stands.
  • Install a drain pan under the drain plug, open it, and clean it well because it will most likely collect filings.
  • Let all the oil run out until it’s all gone.
  • Replace and tighten the cap, then fill with a syringe through the filler cap with the manufacturer’s suggested dose

If you have any additional questions about the Chevrolet Sonic, do not hesitate to consult our Chevrolet Sonic category.