The particle filter is a pretty new technology that aims to remove harmful particles from the exhaust gases of latest diesels. It has long been discovered as the miracle solution to these pollution problems. Nevertheless, it doesn’t work as well as expected and triggers more problems than it solves, which is why we will see today when changing the particulate filter of a Cadillac DTS? . To do this, to begin with, we will identify what the particle filter on your car is utilized for, and then when to change the particle filter on your Cadillac DTS.

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What’s the point of a Cadillac DTS’s particulate filter?

So we commence our content with the rationale for this component not too long ago integrated into diesel automobiles. As we explained quickly in the introduction, the purpose of this filter was to resolve the problems of pollution and harmfulness of exhaust fumes from Cadillac DTS automobiles. Its functioning concept is to store exhaust fumes that are unburned or that still contain harmful particles, and when it is at a adequately high temperature to bring about a second combustion that will finish burning and eliminate all these carcinogenic particles. Unfortunately, to reach this very high engine unit temperature, you have to be on the highway or have your Cadillac DTS engine unit revving up. So we have discovered with time that cars that are mainly on short trips or in the city do not enable the particulate filter to burn these fumes and we will see in the next part that these problems can force you to change the particulate filter of your Cadillac DTS .

When to change the particulate filter of a Cadillac DTS?

In this section we will identify what you are most definitely drawn to here, if it is necessary to change the particulate filter of a Cadillac DTS and if so, when?

Is it necessary to change the particulate filter on Cadillac DTS?

There are 2 sort of particulate filter for cars, a particulate filter with additive, which does not concern the Cadillac DTS, but which needs to be recharged every 120, 000km with an additive that enables the regeneration of the particulate filter and therefore to burn all those harmful soot. The second one, the one we are enthusiastic about today, works with precious metals that will create a chemical reaction at high temperature and bring about the regeneration of the filter and the evacuation of the carcinogenic materials. Nevertheless, as described above, it necessitates very high temperatures, if these are not reached the filter will clog. If the filter is not regenerated manually, drive at high speed for about 20 minutes to reach this temperature and thus regenerate your filter, you will clog it and risk damaging your turbo, your EGR valve or your engine unit. If you need to clean the EGR valve of your Cadillac DTS because of your particulate filter, do not think twice to check out our article on this subject to identify what the procedure is.

When to change the particulate filter of a Cadillac DTS?

As we explained before, a particulate filter is designed to last the life of the car, however some of you might wonder when it is necessary to change the particulate filter of its Cadillac DTS? Be aware that this part is extremely expensive, labor is not the main issue because it is easy to access. But the component itself will vary enormously in price depending on your motorization, you can still count a range between 700 and 2000€. This change should only be considered in the circumstance of a completely clogged particle filter. If you don’t frequently take the motorway, we recommend you, every month to drive 10 minutes on the motorway at least 3000 rpm . In spite of everything, the current particulate filter have not been well designed and remain problematic, it is considered that because of the lack of a sufficiently regular temperature rise and other design problems, you should begin planning to change your particulate filter from 200, 000km if you have a use of your XX that is more urban and a little more if it is mixed .

If you need more tutorials on the Cadillac DTS, go to our Cadillac DTS category.