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04-10-2019, 07:51 PM
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#1 | |
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AF Newbie
Join Date: Jun 2017
Location: Atlanta, Georgia
Posts: 7
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2004 Chevy Impala
All of my coil packs are firing except 1&4 what could cause that? I bought new coil packs still same issue, car still runs just vibrates
Also what is this called in photo  |
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04-11-2019, 10:47 AM
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#2 | |
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A990 racer
 Join Date: Mar 2002
Location: Chestertown, New York
Posts: 17,048
Thanks: 26
Thanked 383 Times in 374 Posts
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Re: 2004 Chevy Impala
Bad connections, or a bad ign control module, most common causes.
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| The Following 2 Users Say Thank You to maxwedge For This Useful Post: |
Tech II (04-11-2019)
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04-11-2019, 09:37 PM
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#3 | |
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AF Fanatic
Join Date: Jul 2011
Location: Worcester, Massachusetts
Posts: 5,017
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Re: 2004 Chevy Impala
Agree with Max, ICM.......
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