Q: Car starts, idles low, and dies
My car starts, but then the idling will drop down and the car dies. I have changed the master airflow sensor, and it was working fine. But then it started doing it again. Sometimes it dies while driving, and it will start back up right away.
Recommended Services
| Car is stalling Inspection | $94.99 - $114.99 | Get a Quote |
Your fuel pump may be failing and the engine intake may have incurred some vacuum leaks. The system would need a thorough diagnostic check. I recommend having a certified mechanic, such as one from YourMechanic, come and test your vehicle’s stalling issue to determine what repairs will be needed to move forward.
The statements expressed above are only for informational purposes and should be independently verified. Please see our
terms of service
for more details
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
What others are asking
Fuel problem
From the symptoms described, I would say that we are definitely experiencing fuel problems with your Chevy Blazer. There can be a few things keeping fuel from reaching the engine, such as a blown fuse or a bad fuel pump...
The car won't start, it is completely unresponsive, the lights work fine
Have the system checked to see if something is loose or came loose on the accident and is only now showing up as a problem. The air bag module may be shorted causing a problem in the data buss of...
Car won't start or make any noise when the key turns over, but the battery has power because all my lights and radio is working.
Hi, thanks for writing in. This issue is most likely due to the starter (https://www.yourmechanic.com/article/symptoms-of-a-bad-or-failing-starter). If the battery has full power, the starter is most likely receiving full power. If the starter is not working but it is receiving full...
Truck has trouble starting, looks like it's not getting enough gas.
If you have to feather the gas pedal to keep the motor running, this suggests that the fuel pressure may not be maintained at the correct level when starting. The fuel pressure regulator (https://www.yourmechanic.com/services/fuel-pressure-regulator-replacement) is a unit that monitors and...
Loss of power once I hit 70-80 mph
Hi there. Check the fuel pump and make sure that its working. Check the fuel pressure on the fuel rail and see if there is a loss of pressure. Its common for the fuel pump in the Silverado 1500 models...
My theft system is keeping my car from starting in my 1994 Cadillac Deville
Hello. If the theft light is coming on then it is causing the vehicle not to start. Most of the time the issue is caused by either the key failing or the key sensor located in the key lock cylinder....
My manual car starts but will not move on any gears.
What you are describing sounds like potentially a worn out clutch. As you know, the clutch transmits engine power to the gearbox, and allows transmission to be interrupted while a gear is selected to move off from a stationary position,...
I tried to recharge my AC and whenever I put the gage in it says 0 I start to recharge it and gage fluctuates and car makes noise
Hi there. It is more than likely that you have either an AC refrigerant leak or that the compressor is damaged. The leak can be caused by damaged low or high pressure hoses, connections or other components that might be...
Related articles
How Long Does a Throttle/Accelerator Pedal Position Sensor Last?
The The throttle/accelerator pedal position sensor detects the position of the accelerator pedal. This information is then transmitted to the vehicle’s computer - the engine control module (ECM). From there, the data is then sent from the computer to the...
How Long Does a Top Dead Center (TDC) Sensor Last?
The The top dead center (TDC) sensor is the point from which the firing order is determined and the ignition system measurements are taken. The measurements are normally defined as before top dead center and after top dead center. The...
How to Monitor Your RPM Gauge to Get the Best Performance Out of Your Car
A car tachometer, or RPM gauge, shows the speed the engine is spinning. Watch your RPM gauge to improve your car's performance and fuel efficiency.
Browse other content
Maintenance
Estimates
Services