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  1. S

    2007 Yukon Electrical Problems

    Followup After taking it to the dealership back in January, they were unable to replicate the problem. They did note that both battery cables were showing high resistance, and the ECM had lost contact with the BCM (body control module). I replaced the negative battery cable and that seemed to...
  2. S

    Starter runs constantly

    New starter Thanks for the input. Problem solved. I replaced the starter, but had to go with Autozone's Duralast because I couldn't wait for an AC Delco starter to ship. It came with a lifetime warranty so we'll see how long it lasts. Sidenote: The Duralast turns over more...
  3. S

    Starter runs constantly

    Thanks raiderron. Any idea as to why the solenoid would fail after replacing the positive cable?
  4. S

    Starter runs constantly

    I have a 2007 Yukon XL 1500 SLT 2WD. After some intermittent ongoing electrical issues, I replaced the positive battery cable that runs from the battery to both the starter and the mega fuse on the firewall. After it was installed, as I reconnected the negative cable to the battery, the...
  5. S

    2007 Yukon Electrical Problems

    Thanks for the reply joshcarl. It seemingly randomly started working last night. As a last resort I started the passlock reset procedure and had left the ignition in "on" position for about 20 minutes. After pulling the key for 30 sec and reinserting, it started. So I drove it to the...
  6. S

    2007 Yukon Electrical Problems

    Apologies if this is a duplicate, but I searched around and couldn't find another thread with exactly this problem. Here are the current symptoms: The engine does not start or even turn over. After turning the ignition switch to on, the following messages flash on the green LCD info...

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