Some maintenance actions such as changing the engine unit oil might seem obvious and very important, while others such as changing the gearbox oil from its Cadillac DTS may seem to be less automatic. Nevertheless, produce no mistake, changing the gearbox is just as necessary as changing the engine unit oil. This content page will explain the purpose of the gearbox oil, then, why it is necessary to replace the gearbox of your Cadillac DTS, and finally, how to replace the gearbox oil of a Cadillac DTS .

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Role of gearbox oil on a Cadillac DTS

So we begin our content page with the purpose of gearbox oil on a Cadillac DTS. The objective of this short introduction is to produce you understand the interest of this fluid which ensures the good performing of your motor vehicle. The gearbox of your car has the mission to demultiply the power transferred by the engine unit 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 function with the help of an axle and a differential. All these parts will need to be highly lubricate to action accurately, limit friction and tolerate the high temperatures generated by the engine unit 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 working of the gearbox.

Why replacing the gearbox oil from a Cadillac DTS?

Now we’ll discover what’s the point of draining the gearbox oil of your Cadillac DTS?

Interest of gearbox oil changing Cadillac DTS

There are several interests to replace the gearbox of your motor vehicle repeatedly, we will list them and outline them below:

  • Over time, the oil will lose its viscosity because of friction and temperature rise, which will bring about 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 unit 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, regardless if you constantly have a quality oil, a gearbox is an component that wears out and generates 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 replace on a Cadillac DTS?

If you want to do an automatic or manual gearbox oil change on Cadillac DTS or strong> the process is not the same, nevertheless, dealers do not give mileage recommendations to replace the oil in your gearbox, nevertheless when you do an intervention on the gearbox it is wise to replace it, otherwise here are the reasons to produce you think about doing this oil replace.

Oil replace for manual gearbox Cadillac DTS

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

Automatic gearbox oil replace

  • A slow begin from the neutral position to the first one: generally a viscosity issue.
  • Difficulty or even impossibility to shift gears: Lack of oil

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How to replace gearbox oil of a Cadillac DTS?

Finally, to finish this content, we will explain you how to empty the gearbox oil of your Cadillac DTS , it’s less difficult than you might believe, here are the few actions to follow to do it accurately:

  • Heat your Cadillac DTS 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 gather 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 need more tutorials on the Cadillac DTS, go to our Cadillac DTS category.