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Showing content with the highest reputation on 03/14/2026 in all areas

  1. Kdon

    3.4 DOHC to L26 Swap - OBDI to OBD II

    I bought this 1994 Cutlass Supreme from the auction and who ever had it didn't finish the swap but I found out it's a 3.8 out of a Grand Prix.
    1 point
  2. pshojo

    3.4 DOHC to L26 Swap - OBDI to OBD II

    L26 Swap Electrical portion C100 Connector, 96 Harness on left side, 95 Body harness on right side. Directions follows for harness changes: Cut E1 wire, reposition into A3 Connector. Run wire through fire wall and through A1 Port after disconnecting J2. Disconnect K1 and isolate. For K1, Battery Fused wire will need to be fused. I Spliced into the 60 Amp Maxi fuse circuit for the 3.4L Air pump circuit. Pump consumes 25Amp (No longer used). Spliced into a circuit requiring 15 amps for Sund Roof/power windows/locks/Digital Temp Control. Wire pulled from K1 DOHC Harness and reconnected into 1996 Regal harness circuit. Also Trans wiring. Verify Which harness you have on the 1996 trans. OBDII Conversion: Cut off OBDI Connector, Cut off OBDII connector from junkyard. Match up all colors the same. Orange to orange (needs to be fused into B+) Both Black wires spliced into OBDII Black wire, Tan to Tan. Note the purple wire is spliced into my Serial Data wire I fed through C100 connector from A1.
    1 point
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