• The site migration is complete! Hopefully everything transferred properly from the multiple decades old software we were using before. If you notice any issues please let me know, thanks! Also, I'm still working on things like chatbox, etc so hopefully those will be working in the next week or two.

Recent content by DanMurphy

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    P0135

    Code P0135 replaced O2 sensor twice, to no luck incase first was defective. Replaced harness plug, to no luck. Check power voltage 13v. Ohmed out wires to 6? from pcm? all to no luck at 0.1 ohms on all 3. what could be causing the p0135 sensor 1 heater malfunction besides the o2 sensor and...
  2. D

    P0135 need pcm pin out for 5.3L to rewire

    I have replaced sensor twice. Replaced pigtail to o2 sensor 1. I have 12v power to harness. Any other ideas besides replacing 3 wires back to the pcm? Does anyone have the pin out diagram and with wire color codes and descriptions for the 3 wires back to the pcm. Been trying to pull wires...
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