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What Causes Rough Gear Shifting in Automatic Transmissions?

1 Answers

AmaraRose

07/25/25 5:21am

Possible reasons for difficulty in shifting gears in an automatic transmission include: personal operation factors, clutch factors, transmission factors, etc. It is recommended to check the gear shifting mechanism and clutch of the transmission. The reasons why an automatic transmission does not move after shifting gears are as follows: 1. Torque converter: The torque converter shaft is jammed, causing the fuel injection pump to stop working. 2. Lubricating oil: The lubricating oil passage is blocked, leading to insufficient lubrication, which results in the destruction of the planetary gear set. 3. Oil pump shaft: The oil pump shaft is broken, causing the oil pump to stop working or the differential to lack oil and burn out. 4. Transmission: The transmission oil pan is damaged, causing all the transmission oil to leak out and resulting in vehicle issues. 5. Solenoid valve: The transmission valve body or solenoid valve is damaged and not functioning. 6. Loose linkage: The linkage or cable between the gear shift lever and the manual valve rocker arm is loose, keeping the manual valve in the neutral or parking position.

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Where is the spare key for the sedan?

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