Will the Clicking Sound in a Dual-Clutch Transmission Cause Damage?

[VonIsabela]

Most dual-clutch transmissions produce a clicking sound, which is a normal occurrence. Below is an introduction to the relevant knowledge about dual-clutch transmissions: 1. Dry-Type: The clutch plates in a dry-type dual-clutch transmission are not immersed in transmission fluid, whereas those in a wet-type dual-clutch transmission are. Dry-type dual-clutch transmissions offer faster gear shifts and higher transmission efficiency. 2. Wet-Type: Wet-type dual-clutch transmissions provide better reliability and durability, and they can handle higher torque. However, the structure of wet-type dual-clutch transmissions is more complex, and their cost is also higher.

[Zion]

I've been driving a car with a dual-clutch transmission for several years, and sometimes it makes a clunking noise at low speeds or during gear shifts, which sounds a bit alarming. This kind of noise is common in DCT transmissions, mostly due to the mechanical sound of clutch plate engagement or gear switching. If it's mild and occurs occasionally, it generally won't cause immediate failure. However, if the noise is frequent, loud, or accompanied by jerking, you should be cautious—it could indicate excessive clutch wear or internal synchronizer issues. Long-term neglect can accelerate component wear and eventually lead to transmission failure. I recommend avoiding frequent acceleration and braking in traffic jams to reduce abnormal noises, and also paying attention to warning lights. Regularly check the transmission fluid at a repair shop to catch issues early and save money, rather than spending a fortune on major repairs later. Remember, safety comes first—don't wait until a breakdown to regret it.

[LaneFitz]

I'm quite familiar with the clunking sound from dual-clutch transmissions. With two sets of clutches working alternately, the abnormal noise mostly occurs during low-gear operations like reversing or climbing hills, caused by gear engagement. Normally, such minor noise isn't critical and the vehicle remains drivable. However, if the sound intensifies, persists, or is accompanied by jerking vibrations, it may indicate developing issues like clutch plate wear or control module failure, potentially damaging the entire transmission. From a design perspective, dual-clutch transmissions excel in fast gear shifts and fuel efficiency, but improper hardware/software tuning often triggers such noises. I've tried checking fluids and connectors myself, but it's challenging for non-professionals – better to have a mechanic scan for trouble codes. Ignoring it may increase repair costs or even shorten transmission lifespan, making early intervention wiser.

[SanJulian]

My car has a dual-clutch transmission. I used to think the clicking noise was a minor issue and didn’t pay much attention, but then it started jerking badly on the highway. After sending it for inspection, I found out the clutch plates were excessively worn, costing me thousands to repair. Now I understand that such noises are usually signals of internal mechanical movement, but if they become frequent or intense, it indicates accelerated wear, and the transmission could fail soon. My advice is not to delay—get it checked by a professional as soon as you hear unusual sounds to save a lot of trouble.