Is Engine Cleaner Necessary for the First Maintenance?

2 Answers
Opal
07/25/25 10:04am
The engine cleaner is not necessary for the first maintenance. Here is some information about the first maintenance and engine cleaning: 1. Reasons why the cleaner is unnecessary: (1) Most lubricants used in modern cars come with self-cleaning functions, ensuring that the engine does not accumulate sludge or only a minimal amount within a certain mileage. (2) Cleaners have corrosive properties and can damage non-metal components inside the engine, leading to engine malfunctions. (3) Over time, internal wear occurs, and the sludge inside can help compensate and repair to some extent. 2. First maintenance items: (1) Change the engine oil and oil filter (using the free oil provided by the 4S store). (2) Clean the air filter and cabin air filter, check if the brake fluid and coolant are sufficient, and top up if needed. (3) Inspect the suspension components of the chassis for any abnormalities or looseness.
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LaCaden
08/11/25 7:32pm
During the first maintenance of a new car, I don't think engine cleaner is necessary at all. After all, the inside of a new engine is still very clean, and carbon buildup is basically non-existent. Cleaners are mainly used to remove sludge and carbon deposits from old engines, so using them on a new car is just redundant and a waste of money. My own car was bought last year, and the 4S shop recommended this service during the first maintenance, but I carefully checked the maintenance manual, which didn't mention that this was a must. The few hundred yuan I saved was used to buy better full-synthetic oil, and the engine runs smoother now. Remind everyone not to be fooled by dealers into unnecessary add-ons. Focusing on basic items like oil and filter changes is the wise choice. A car's health doesn't depend on how many additives you use, but on regular maintenance.
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