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1987 R20 Suburban LQ4 4L80E swap
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04-25-2016, 12:27 PM
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MTCK
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Join Date: Dec 2009
Location: Fairbanks, AK
Posts: 1,830
Re: 1987 R20 Suburban LQ4 4L80E swap
That's weird. You have cranked it over previously? I trimmed all the old tbi circuits out of my old harness and did not use the circuit for starting supplied by Howell.
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1991 V3500 L29 454 4L80E NP205 D60/14 Bolt 4.56's
1984 K30 292 TH400 NP205 D60/14 Bolt 4.56's flat bed 7'6" Meyer Plow
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