What Causes an Automatic Transmission to Shake and Stall at Idle?

1 Answers
VonAnderson
07/29/25 3:36pm
There are many reasons why an automatic transmission may shake and stall at idle. Issues with any component in the intake system, ignition system, or fuel system can cause this phenomenon. Intake System: If parts like the air filter box, intake pipe, crankcase ventilation valve tube, or crankcase air intake tube become detached or leak, the only solution is to replace the faulty components. Ignition System: Problems such as a damaged ignition coil, faulty electronic ignition module, or capacitor issues may manifest as the engine starting initially but stalling after a while, then restarting only to stall again. Fuel System: Issues with the fuel system, such as clogged fuel injectors due to debris, often stem from poor-quality fuel. In such cases, it is advisable to refuel at reputable gas stations.
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