Search results

Search the forum Search Articles
  1. D

    Hey guys help needed lb 7 heat not working

    Pressure in system again
  2. D

    Hey guys help needed lb 7 heat not working

    I have heat when idling and driving down the road if the heat is on max, if I turn the heat down to 82-80 it'll blown cold air and the vents don't change, I can't turn my defroster on either. The truck doesn't smoke or have pressure in the hoses or coolant reservoir and it maintains operating...
  3. D

    Hey guys help needed lb 7 heat not working

    Any ideas guys?
  4. D

    Hey guys help needed lb 7 heat not working

    So I took the truck to the shop that did the work and explained everythin go it was doing to them. They apparently flushed the coolant and they didn't notice any signs of pressure in the system and the truck doesn't smoke at all now ? No pressure in system or bubbles when I open the coolant...
  5. D

    Hey guys help needed lb 7 heat not working

    Thank you guys for the explanations truck recently had all 8 injectors done and a couple of the injector cups and all 8 glow plugs
  6. D

    Hey guys help needed lb 7 heat not working

    Truck is in the shop being looked at now hopefully all goes well
  7. D

    Hey guys help needed lb 7 heat not working

    So what do you mean by cups? This is my first diesel that I have owned so I'm a little familiar with diesels but not too much and how much do you think headgasket and studs would run me thank you for your help guys
  8. D

    Hey guys help needed lb 7 heat not working

    There's nothing else that it could possibly be
  9. D

    Hey guys help needed lb 7 heat not working

    Hey checked the truck this morning I could squeeze the hose a little bit but not too much and when I opened the tank cap it had pressure in it and it shot a little antifreeze out the overflow
  10. D

    Hey guys help needed lb 7 heat not working

    Well how would I confirm that head gaskets are bad? And would the truck show any signs performance wise?
  11. D

    Hey guys help needed lb 7 heat not working

    No coolant is where it should be , the when I opened the cap to the tank it had a lot of pressure and it squirted some anti freeze out the overflow hose but it was just shut off after going for a. 30 minute drive
  12. D

    Hey guys help needed lb 7 heat not working

    Hey my names Jon , I'm from New Jersey and I bought a 2002 gmc Sierra 2500hd duramax lb7 that was in Arizona it's whole life until now, it's been pretty cold out lately(5 - 40 degrees Fahrenheit) and my heat only works if my engine temp is 175-200(the highest I've ever seen the temp and I was...
Top Bottom