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Old 04-16-2014, 11:26 PM   #1
dayj1
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Re: New LS swap/install questions

ls1nova71 is correct. The later e38 ECms want 12V with the brake applied.
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Old 04-16-2014, 11:32 PM   #2
ls1nova71
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Re: New LS swap/install questions

Well, you may still need the 4 prong switch. This may help you out. http://ls1tech.com/forums/conversion...ch-wiring.html
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My '72 short bed build. http://www.ls1tech.com/forums/conver...6-0-4l80e.html

5.3 swap into my RUSTY '71 C10
http://ls1tech.com/forums/conversion...71-c-10-a.html
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