Skip the auto shop - Our mechanics make house calls

Q: My car keeps stalling during idle. It has low RPM and hesitates while accelerating. There is also an engine knock.

asked by on

Car keeps stalling during idle .. Low rpm... .Hesitation while accelerating.. Engine knocking when acelerating sounds empty

My car has 90000 miles.
My car has an automatic transmission.

Need advice from certified mechanic? Get help now!

Over 1000 mechanics are ready to answer your question.
The statements expressed above are only for informational purposes and should be independently verified. Please see our terms of service for more details

Ask a Mechanic
(100% Free)

Have a car question? Get free advice from our top-rated mechanics.

Ask A Mechanic
Over 10,000 questions answered!

Get an instant quote for your car

Our certified mechanics come to you ・Backed by 12-month, 12,000-mile guarantee・Fair and transparent pricing

Get a quote

What others are asking

Q: Just replaced battery now car won't start on it's own has to be jumped I charged the battery all the way now all it does is click

It sounds like you may have a faulty battery or possibly a bad connection somewhere. If the lights dim when starting the car, this suggests the system is straining to gather enough power to turn the motor over. I would...

Q: Truck acting like it has no gas.

The fuel pump may be not pumping and would need to be tested to verify it is providing fuel pressure to specifications. The fuel pump and filter should be replaced as a set. I would recommend you get a certified...

Q: Car won't start

Hi there. Check the three essentials that an engine needs to run. Air, Fuel, and Spark. If you have fuel and the fuel pump is working, then check the air filter and see if its plugged up. If the air...

Related articles

What Causes Hoses to Leak?
While the largest part of your engine is mechanical, hydraulics plays a significant role. You’ll find fluids at work in a number of different areas. Your car's fluids include: Engine oil Transmission...
Rules of the Road For Iowa Drivers
Driving on the roads requires knowledge of the rules, many of which are based on common sense and courtesy. However, even though you know the rules in...
P2428 OBD-II Trouble Code: Exhaust Gas Temperature Too High Bank 1
P2428 code definition A P2428 trouble code signifies that the PCM has detected a problem in the exhaust gas temperature sensor circuit in bank 1, which subsequently contains the number one...