Engine shuts off once it gets warm

1999 PONTIAC GRAND PRIX
250,000 MILES • 3.8L • V6 • 2WD • AUTOMATIC
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DJCROONER
  • MEMBER
  • 1 POST
Engine runs great until gets warm then stalls while driving. I suspect crankshaft position sensor is bad or possibly really dirty, due to a previous water pump leak.

My main question is can this sensor be removed without pulling harmonic balancer?

Thanks
Mar 29, 2020 at 11:58 AM
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DANNY L
  • ✓Experienced Mechanic
  • 5,648 POSTS
Hello, I'm Danny.

Unfortunately no. The balancer has to be removed. Here is a tutorial showing how to remove/replace:

https://www.2carpros.com/articles/crankshaft-angle-sensor-replacement

I've attached step-by-step replacement pictures below including the sensor relearn process for your Pontiac below.Hope this helps and thanks for using 2CarPros.
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Mar 29, 2020 at 12:25 PM
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