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What Happens When Transmission Oil Gets Dirty?

1 Answers

DelRonan

07/29/25 11:37pm

Dirty transmission oil can cause various malfunctions, such as filter screen blockage, stuck solenoid valve plungers in the valve body, and clogged transmission oil lines. The functions of transmission oil are: to keep the shifting system clean, and to lubricate and prolong the lifespan of the transmission components. Precursors for transmission oil replacement include: 1. Vehicle body vibration and jerky gear shifts; 2. Transmission overheating warning appearing on the dashboard; 3. Engine stalling; 4. Unusual noises. The purpose of the transmission is: to change the gear 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 working conditions.

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