Duramax Lbz Stand Alone Wiring Harness
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Custom Standalone ECM / TCM harnesses (LB7, LLY, LBZ, LMM) - DMAX SWAP
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BT DieselWorks - Wiring harnesses
Custom Standalone ECM / TCM harnesses (LB7, LLY, LBZ, LMM) - DMAX SWAP
LBZ Duramax diesel stand alone wiring first run - YouTube