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  1. karisk12

    4 prong to 7 prong

    I used a positap connector on the reverse wire. It is below and to the outside of the orange wire. Its a GY-BN 18 gauge wire in connector 139 position 22 which is the lowest most inboard position.
  2. karisk12

    Transmission Cooler Upgrade

    I finally got the B&M cooler installed. The factory return line is a 1/2 inch ID hose connected with a normal clamp to the top of the cooler mounted in the radiator. The aftermarket cooler came with 2 options for hardware but didn't include 1/2 inch hose fittings so I had to spend another $23 at...
  3. karisk12

    Help adding 7 pin to ‘17 XLT 4x4

    Responding to post # 42. I saw a you tube video that said the computer doesn't sent power to the 12V orange wire unless it recognizes a trailer is hooked up. The guy hooked up a couple lamps to the 7 pin connector and he got 12v.
  4. karisk12

    4 prong to 7 prong

    bsevans5, can you tell me how to get that connector apart? It looks complex
  5. karisk12

    Transmission Cooler Upgrade

    Thanks, adamsdaddy! I reviewed the link and all of the related links. I looked at the connector under the hood on the driver's side on top of the wheel well near the firewall. I looked at my Ford Wiring Diagrams book. My connector has the 10 gauge orange wire going in and nothing coming out the...
  6. karisk12

    Transmission Cooler Upgrade

    I got delayed this weekend since I needed to use the Expy yesterday. I didn't want to get in the middle of the install and run into an unknown issue. The cooler I bought does not fit the oem mount. It does hook into the return tube which appears to be a rubber hose fastened to the top of the...
  7. karisk12

    Transmission Cooler Upgrade

    I was able to determine the return tube is the one on the top of the cooler.
  8. karisk12

    Transmission Cooler Upgrade

    Hi. I'm in the same boat. 2017 Expedition with std tow package. I ordered the 7 pin plug mounting bracket and wire harness. It will be easy to get lights and brakes for my trailer. I'm not finding any easy to follow instructions on adding power and reverse lights. Any help would be appreciated...
  9. karisk12

    Transmission Cooler Upgrade

    Hi. I'm interested in your factory oil cooler. Please let me know how much you'd want for it shipped to 90045. Thanks.
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