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・Save up to 30%

Get a quote

What others are asking

Q: Vibration

This sounds like you may have a worn engine or transmission mount. I would visually inspect each mount and check for wear or cracks in the rubber bushings. Over time, a worn or cracked bushing may not absorb the engine...

Q: Truck stalls sporadically

Hello there. Thanks for writing in about your 2001 GMC Sierra 2500 HD. When faults occur after a repair has been made, the newly repaired item is usually the first place to check. A few possible causes for the stalling...

Q: How do I turn on the daytime running lights?

The daytime running lights are low-power lights that can be useful to use during daytime driving, and will automatically adjust depending on how dark it is outside. To turn them on, rotate the light switch (located on the turn signal...

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...
How to Avoid Back Pain in a Car
If you have back problems, sitting in a car for an extended period of time can be excruciating. Even without back problems, you could experience discomfort and soreness from...
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...