When does an Impala stall under no load?

Generally, it stlls when ever the engine is at idle, either coasting or under no load, or coming to a stop. It is very dangerous driving, making a turn when the power steering fails.

What causes a car to stall at idle?

The way diesel engines produce power is different from gasoline engines. Every time the injectors push fuel and air into the chamber, the spark plugs deliver the electrical current. This keeps the engine running. If you have a weak or poor quality spark plug, then it is possible that it will lead to car stalling.

Is there check engine light for intermittent stalling?

Many times, there will be no check engine light and no fault codes to give you a clue as to what might be causing the engine to stall. So the trick to diagnosing an intermittent stalling problem is to catch the vehicle when it’s acting up — and that rarely happens when you have the vehicle in your shop.

What causes a Cadillac Escalade to stall at a stoplight?

If you let off of the gas coming to a stoplight and it stalls for a second or two and recovers itself, it very well could be a dirty throttle body that is causing the problem. Here’s a great YouTube video from EricTheCarGuy. on how to clean a throttle body.

Why does my Chevy Impala stall at idle?

car starts up fine… but once the temp reach norm 180 degrees and u shut car off it doesn’t want to start right . car will stall & hesitate trying to start back up. unless engine completely cools all the way down. If u let car idle and run at norm operating temp you’ll notice the car running rough at idle and the check engine light will come on.

Why is there no check engine light on my Chevy Impala?

There were no codes and no check engine light. I changed the crank position sensor and the problem didn’t go away. I then unplugged the mass air flow sensor, and the car would run (not real well, but it would run and idle). Unplugging the MAF causes the computer to rely on other sensors to operate.

Why does my Chevy Impala fail the emissions test?

The vehicle also has failed the emissions test. The emissions report stated the possible failure was due to a faulty Crankshaft Position Sensor and or Catalytic converter. I have replaced the Crankshaft Position Sensor but the vehicle still stalls and runs very rough when the weather is damp or rainy.

Why does my son’s Chevy Impala backfire?

Our son’s 2001 Chev Impala 3.4L V6 stalls in normal weather and when the weather is damp or rainy the engine runs very rough, misses and backfires. The vehicle also has failed the emissions test. The emissions report stated the possible failure was due to a faulty Crankshaft Position Sensor and or Catalytic converter.

Is there a problem with my 2001 Chevy Impala?

My stalling 2001 Impala problem went away when I traded it for a 2008 Malibu the other day. No problems with that Impala for 95K miles til last summer when it began to act up. It quit in Wisconsin the other night 100 miles from home. That was the last straw I guess. At least it was 40 above and not 40 below that night.

What kind of acceleration does an impala have?

So I bought my 07 3.5 LT in January, and quickly noted that i thought it accelerated kind of crappy when cold and at moderate acceleration. I did a TON of research and a lot of impala owners have this problem, along with a bunch of other GM cars.

What kind of engine does Chevy Impala have?

My son has a 2000 Chevy Impala with a 3.8L V-6 and it has a cronic stalling problem. The car will be running fine and without any warning, stall out. Generally, it stlls when ever the engine is at idle, either coasting… My son has a 2000 Chevy Impala with a 3.8L V-6 and it has a cronic stalling problem.

Why does my Chevy Impala stall all the time?

Chevrolet Impala Stalling Due to Mass Air Flow or Crankshaft Position Sensor Failure Problem Description The mass air flowor crankshaft position sensormay fail causing the engine to intermittently stall. It may be necessary for the engine to cool down before it will restart. (190 people reported this problem) RepairPal Fair Price Estimate