When transmission is shifted into drive the vehicle shuts off

2000 GMC JIMMY
105,698 MILES • 4.3L • 4 CYL • 4WD • AUTOMATIC
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BENJAMIN OTEY MARTIN
  • MEMBER
  • 2 POSTS
Car turns off when I put it in drive.
Dec 4, 2019 at 1:54 PM
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KASEKENNY
  • ASE Certified Mechanic
  • 18,907 POSTS
  • ASE Certified Mechanic
We need to start with a vacuum leak. Does the engine idle ok in park or is it rough? Any check engine light?

Start with using the carburetor cleaner and spray around the intake to see if the RPM goes up. If it does then this is where you leak is.

Here is a guide that walks through this:

https://www.2carpros.com/articles/how-to-use-an-engine-vacuum-gauge
Dec 5, 2019 at 4:39 PM
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