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Is It Dangerous Not to Change Transmission Fluid?

2 Answers

MaxAnn

07/24/25 3:39am

Not changing transmission fluid is dangerous, and its hazards include: 1. Causing damage to the transmission shift control mechanism; 2. Leading to wear on the gears and clutch plates inside the transmission; 3. Affecting the normal operation of the transmission. The methods for changing transmission fluid are: 1. Gravity replacement: After loosening the nut at the bottom of the oil pan, the transmission fluid will automatically flow out from the oil hole; 2. Machine replacement: Connect the transmission and the machine through a pipeline interface to push out the old fluid with new fluid. The function of the transmission: To change the transmission ratio, expand the range of torque and speed variation of the driving wheels, adapt to frequently changing driving conditions, and allow the engine to operate under favorable conditions.

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DelJake

08/10/25 11:12pm

Transmission fluid is like the blood in the human body – failing to replace it when overdue can lead to serious consequences. I've seen too many car owners gamble by delaying fluid changes, only to end up spending tens of thousands on major transmission repairs. Over time, the fluid thins out, reducing its lubricating effectiveness and causing abnormal wear during gear engagement. Even more dangerously, sludge buildup can clog fluid passages, leading to gearshift jerks and power transmission interruptions in automatic transmissions – sudden loss of speed on highways is no joke. Particularly for CVT transmissions using steel belts, fluid degradation directly causes belt slippage, potentially destroying the entire transmission. Strict adherence to maintenance manual intervals is recommended, typically every 40,000-60,000 kilometers.

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