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installed ls1 in 94 firebird HELP!!!

Old Mar 22, 2008 | 08:15 PM
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Default installed ls1 in 94 firebird HELP!!!

i put a Ls1 in my 94 fire bird we cannot get the number 4 coil pack to stay fired we have changed it and we have charged the computer and still the same. Does any one idea what the problem could be??? PLEASE HELP!!
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Old Mar 22, 2008 | 08:17 PM
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u got the computer changed out to a ls1 computer?
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Old Mar 22, 2008 | 08:22 PM
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yes i have put and Ls1 computer in it
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Old Mar 22, 2008 | 08:27 PM
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maybe tunning &engine harness
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Old Mar 22, 2008 | 09:15 PM
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the harness was the last thing that we were going to do

what can i look for in the harness to help me and i have tried 2 new ecm in it

Last edited by aam742; Mar 23, 2008 at 10:32 AM.
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Old Mar 22, 2008 | 10:11 PM
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Please can someone help me on this
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Old Mar 22, 2008 | 10:40 PM
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recheck all grounds
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Old Mar 22, 2008 | 11:44 PM
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Make sure that terminal A has a good ground, and terminal D has 12v with the ignition in the run and crank positions
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Old Mar 27, 2008 | 10:08 PM
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they have put a new harness in it and it still dont fire
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Old Mar 27, 2008 | 11:09 PM
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check all coils are getting power, and ground, may be have bad coil
recheck plugs, wires, may have damaged coil or coils
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