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  1. T

    Right rear lights situation Help Please

    That was my next question. Perhaps a BCM. Well Ill try that and see. Thank you
  2. T

    Right rear lights situation Help Please

    Just pulled out the seats and checked the SDM Airbag module. Very clean no corrosion, sprayed them and greased them. Same problems are occurring. Could this be a bad BCM???
  3. T

    Right rear lights situation Help Please

    So I cleaned the module and all harnesses with electroclean and then greased with dielectric grease. Found a blown light in the 3rd eye on top the cab, replaced it and everything is working the exact same. The brake pedal switch fixed the cruise control though. So does anyone else have any...
  4. T

    Right rear lights situation Help Please

    Thank you for this. This is the module I replaced. Perhaps I need to clean all the connections and put some electro grease in each one. This is frustrating beyond!
  5. T

    Right rear lights situation Help Please

    I have tried several different bulbs, even the ones from the drivers side, no of them work in the passenger side. I just replaced the Brake pedal switch... no change. Where would this rear light circuit be hiding?
  6. T

    Right rear lights situation Help Please

    Hi, I have a 2008 GMC Sierra 2500 HD 4x4 Duramax and my brake light, blinker and running light on the rear passenger side is not working. The back up lights work. I have checked all fuses, replaced all the bulbs, replaced the rear wiring module and the harness from the module to the right tail...
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