What Causes a Heavy Gas Pedal?

1 Answers
MacBella
07/29/25 7:07pm
Introduction to the causes of a heavy gas pedal: 1. It may be related to fuel quality, with a clogged fuel filter. 2. Check if the spark plugs are faulty. 3. A damaged sensor in the transmission locks the overdrive gear. 4. Issues with the engine's oil circuit, requiring cleaning of the oil circuit. Excessive carbon buildup in the vehicle's engine often manifests as a heavy gas pedal and slow acceleration when overtaking. Common areas prone to carbon buildup include the throttle body, combustion chamber, spark plugs, and fuel lines. Here are methods to address car carbon buildup: 1. Add fuel additives when refueling; 2. Disassemble and clean the engine; 3. Perform a fuel system cleaning with a drip method.
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