Said It Here

Why does my car stall when I step on the gas?

An engine stalling during acceleration or idling points to a fuel delivery or carburetion issue, evidenced by wet overflow pipes leaking excess petrol. Without prior mechanical experience, it makes troubleshooting the root cause difficult and leaves drivers stranded after rides.

What people tried

Every workaround mentioned in the threads below. We haven’t tested any of them — and nobody here is claiming they worked.

  1. 1
    Replacing the fuel filter
  2. 2
    Testing the pressure on the fuel rail
  3. 3
    Replacing the carburettor
  4. 4
    Cleaning the entire fuel tank
  5. 5
    Replacing and cleaning the fuel filter

In their words

Unedited, grouped by where they were said, most upvoted first within each place, each linked to the thread it came from.

r/AskMechanics1 person · September 2026

“Now I’m having stalling issues, mainly when putting my foot on the gas but sometimes also while idealing.”source ↗

“Before this I haven’t even changed oil in a car!”source ↗

Tomcatjones97 · r/AskMechanics · 6 upvotes
r/MechanicAdvice1 person · September 2026

“My scooter had an issue where it would start but die as soon as I accelerated.”source ↗

“Now, after every ride, I notice the carburettor’s overflow pipe (the pipe where excess petrol exits) is wet.”source ↗

himanshudhasmana · r/MechanicAdvice · 3 upvotes

Where this came up

People with this problem also raised