# Won't start

**URL:** <https://community.cartalk.com/t/wont-start/81283>\
**Category:** Maintenance/Repairs\
**Created:** [September 10, 2013, 7:59am UTC](https://community.cartalk.com/t/wont-start/81283 "2013-09-10T07:59:30Z")\
**Posts on this page:** 14\
**Page:** 1

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**Author:** ![Alanita](https://avatars.discourse-cdn.com/v4/letter/a/a3d4f5/32.png) [@Alanita](https://community.cartalk.com/u/Alanita)\
**Post date:** [September 10, 2013, 7:59am UTC](https://community.cartalk.com/t/wont-start/81283/1 "2013-09-10T07:59:30Z")

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I have replaced the battery, and start relay. Sometimes it starts like a new car. Other times nothing. All the lights and radio work, no sound from engine when you turn the key.

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**Author:** ![db4690](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/db4690/32/2583_2.png) [@db4690](https://community.cartalk.com/u/db4690)\
**Post date:** [September 10, 2013, 8:07am UTC](https://community.cartalk.com/t/wont-start/81283/2 "2013-09-10T08:07:05Z")

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@Alanita

Put it in neutral and try again

If that doesn’t work . . .

Use a voltmeter to check if the starter is getting voltage when you put the key in start position

If you are are seeing the appropriate voltage at the starter at the appropriate time, the starter is bad

What kind of car is this?

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**Author:** ![Alanita](https://avatars.discourse-cdn.com/v4/letter/a/a3d4f5/32.png) [@Alanita](https://community.cartalk.com/u/Alanita)\
**Post date:** [September 10, 2013, 8:09am UTC](https://community.cartalk.com/t/wont-start/81283/3 "2013-09-10T08:09:03Z")

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2001 Cadillac STS

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**Author:** ![Alanita](https://avatars.discourse-cdn.com/v4/letter/a/a3d4f5/32.png) [@Alanita](https://community.cartalk.com/u/Alanita)\
**Post date:** [September 10, 2013, 8:11am UTC](https://community.cartalk.com/t/wont-start/81283/4 "2013-09-10T08:11:15Z")

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Thank you

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**Author:** ![db4690](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/db4690/32/2583_2.png) [@db4690](https://community.cartalk.com/u/db4690)\
**Post date:** [September 10, 2013, 8:11am UTC](https://community.cartalk.com/t/wont-start/81283/5 "2013-09-10T08:11:49Z")

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@Alanita

Thank you

Where is the starter located?

Hopefully NOT under the intake manifold?

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**Author:** ![Alanita](https://avatars.discourse-cdn.com/v4/letter/a/a3d4f5/32.png) [@Alanita](https://community.cartalk.com/u/Alanita)\
**Post date:** [September 10, 2013, 8:15am UTC](https://community.cartalk.com/t/wont-start/81283/6 "2013-09-10T08:15:54Z")

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I can’t see it. So probably under the manifold.

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**Author:** ![Alanita](https://avatars.discourse-cdn.com/v4/letter/a/a3d4f5/32.png) [@Alanita](https://community.cartalk.com/u/Alanita)\
**Post date:** [September 10, 2013, 8:18am UTC](https://community.cartalk.com/t/wont-start/81283/7 "2013-09-10T08:18:11Z")

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I was wondering about the security system. Sometimes I lock it and unlock it and it cranks. But not always.

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**Author:** ![db4690](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/db4690/32/2583_2.png) [@db4690](https://community.cartalk.com/u/db4690)\
**Post date:** [September 10, 2013, 8:52am UTC](https://community.cartalk.com/t/wont-start/81283/8 "2013-09-10T08:52:49Z")

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@Analita

When it won’t start . . . is the antitheft lamp on or flashing?

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**Author:** ![knfenimore](https://avatars.discourse-cdn.com/v4/letter/k/9fc348/32.png) [@knfenimore](https://community.cartalk.com/u/knfenimore)\
**Post date:** [September 10, 2013, 6:56pm UTC](https://community.cartalk.com/t/wont-start/81283/9 "2013-09-10T18:56:42Z")

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Does the key have a little black piece with a metal strip in it? If it does the resistor in the key could have changed value and is causing it not to start.

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**Author:** ![Alanita](https://avatars.discourse-cdn.com/v4/letter/a/a3d4f5/32.png) [@Alanita](https://community.cartalk.com/u/Alanita)\
**Post date:** [September 10, 2013, 9:08pm UTC](https://community.cartalk.com/t/wont-start/81283/10 "2013-09-10T21:08:44Z")

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I believe it is flashing.

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**Author:** ![Alanita](https://avatars.discourse-cdn.com/v4/letter/a/a3d4f5/32.png) [@Alanita](https://community.cartalk.com/u/Alanita)\
**Post date:** [September 10, 2013, 9:17pm UTC](https://community.cartalk.com/t/wont-start/81283/11 "2013-09-10T21:17:26Z")

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And I don’t see a black strip on the key, going to buy a battery for remote. What have I got to loose.

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**Author:** ![db4690](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/db4690/32/2583_2.png) [@db4690](https://community.cartalk.com/u/db4690)\
**Post date:** [September 11, 2013, 2:51am UTC](https://community.cartalk.com/t/wont-start/81283/12 "2013-09-11T02:51:02Z")

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@Alanita

Good luck

BTW . . . I believe you may have a problem with the passlock sensor

Only a GM or an enhanced aftermarket scan tool will retrieve body control module codes your car

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<div class="post-metadata">

**Author:** ![Alanita](https://avatars.discourse-cdn.com/v4/letter/a/a3d4f5/32.png) [@Alanita](https://community.cartalk.com/u/Alanita)\
**Post date:** [September 11, 2013, 8:59pm UTC](https://community.cartalk.com/t/wont-start/81283/13 "2013-09-11T20:59:59Z")

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Thank you!

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**Author:** ![Alanita](https://avatars.discourse-cdn.com/v4/letter/a/a3d4f5/32.png) [@Alanita](https://community.cartalk.com/u/Alanita)\
**Post date:** [September 15, 2013, 4:21pm UTC](https://community.cartalk.com/t/wont-start/81283/14 "2013-09-15T16:21:45Z")

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Thanks everyone!  
So far so good, I replaced the battery in the keyless entry! Praying it continues to crank.
