Vehicle shutting off when coming to stop or shifting down

2010 CHEVROLET SPARK
260,000 MILES • 0.8L • 3 CYL • 2WD • MANUAL
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TEAMBSI
I noticed it happens when I clutch too early unlike when I brake until the last minute.

I have change the following: Idling valve, TPS sensor, injector rail, MAP sensor, intake, throttle body.

Please help me!
'
Sep 10, 2020 at 3:56 AM
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JACOBANDNICKOLAS
  • ✓ASE Certified Mechanic
  • 110,193 POSTS
  • ASE Certified Mechanic
Hi,

Have you checked for engine vacuum leaks? That can be a common cause. Also, is the mileage you listed correct?

Here is a link that explains how to check for leaks:

https://www.2carpros.com/articles/how-to-use-an-engine-vacuum-gauge

Also, when you first start the engine, will it continue to run at idle?

Let me know.
Joe
Sep 10, 2020 at 6:00 PM
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