Replacement engine will not stay running?

2005 CADILLAC STS
140 MILES • 3.6L • 2WD • AUTOMATIC
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KDESPRADEL93
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  • 2 POSTS
Had engine replaced and car will only start when you disconnect and reconnect the battery and after a few minutes of being on it will cut off.
Jul 19, 2023 at 11:46 AM
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STRAILER
  • AUTOMOTIVE REPAIR CONTRIBUTOR
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So, these engines have a safety that if the engine oil pressure is too low to will cut the engine off, but it should leave code for it. please use this guide:

https://www.2carpros.com/articles/checking-a-service-engine-soon-or-check-engine-light-on-or-flashing

Please go over this guide and get back to us.
Jul 20, 2023 at 1:21 PM
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KDESPRADEL93
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  • 2 POSTS
It hesitate to cut on after you disconnect and reconnect the battery about 10 times before it actually cuts on and then after its running for a few minutes Its cuts off.
Jul 20, 2023 at 4:09 PM
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STRAILER
  • AUTOMOTIVE REPAIR CONTRIBUTOR
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Can you please run the codes and let me know what comes up?
Jul 22, 2023 at 8:48 AM