Replacing ECM

2004 BUICK CENTURY
180,000 MILES • 3.1L • V6 • 2WD • AUTOMATIC
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409SANTANA
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  • 14 POSTS
Car only start only when disconnect battery for five minutes. replaced the ignition Module and reprogrammed ECM. relearn the key. but does not start.
Aug 19, 2019 at 10:38 AM
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94 TRANSAM
  • CERTIFIED EXPERT
  • 680 POSTS
Hi, I am sorry you are having issues. Lets see what we can figure out and get you rolling again.
Here is a link you can start with to do some tests to narrow this down. Check these things out and let me know what you find and we can get this fixed.

https://www.2carpros.com/articles/car-cranks-but-wont-start

Thank you for using 2CarPros.

Rich
Aug 19, 2019 at 8:52 PM