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  1. Powerboost CEL P237C/Exhaust Heat Exchanger Leak Megathread

    Can the dealership program the temps display?
  2. Powerboost CEL P237C/Exhaust Heat Exchanger Leak Megathread

    I have the Lariat. I couldn't find the setting that turns on the actual temp. I even asked the service advisor but he didn't know. I will research this
  3. Powerboost CEL P237C/Exhaust Heat Exchanger Leak Megathread

    The gauge is always straight up between cold and hot. It would be very useful if there was an actual temperature gauge that gave the temperature in degrees. I looked for a way to change the useless temp gauge but did not find one
  4. Powerboost CEL P237C/Exhaust Heat Exchanger Leak Megathread

    Thanks- I had the truck in and had pointed out this information to my service advisor. He said that these had been checked. Maybe I need to revisit
  5. Powerboost CEL P237C/Exhaust Heat Exchanger Leak Megathread

    With the weather warming up I will probably need to just park the truck. Have made 2 payments on a truck that is barely usable.
  6. Powerboost CEL P237C/Exhaust Heat Exchanger Leak Megathread

    Yes, I got the P237F Exhaust Heat Exchanger Bypass Valve Control Performance Error / P2C22 Exhaust Heat Exchanger Bypass Valve Position Sensor Circuit Error & /P2C23 Exhaust Exchanger Bypass Valve Position Performance error. This was back on March 9th. I have been waiting since then for...
  7. Powerboost CEL P237C/Exhaust Heat Exchanger Leak Megathread

    My 5.5 Powerboost does not leak, however I will get a message that "Power Reduced to Lower Engine Temperature">. If I am traveling on the X way I need to keep the speed under 70 mph. Once the message displays my car shifts down to either 7 or 8 gear and the speed drops at leasdt 10 mph to as...




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