Gmpp lsa standalone ecu
04-23-2018, 10:33 PM
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Gmpp lsa standalone ecu new here purchased a new gmpp lsa with a stand alone ecu and harness and customer wants to keep a 4l80e hughes performance tranny with a tci standalone tranny controller that is installed in car but according to gmpp instructions you must use a gmpp standalone tranny controller with a gm engine standalone wiring and ecu to me its I think its bs but need your advice
