Chevy and GMC Duramax Diesel Forum banner


  1. 2002 2500hd LB7 not starting

    01-04.5 LB7 Duramax Powertrain
    I went to go start my truck after replacing the cabin air temperature sensor aspirator and when I turn the key none of my gauges on the cluster turn on but the battery light and my mileage and gears turn on and the truck cranks over and acts like it’s gonna start but then pukes out and keeps...

    Just got my first diesel 2002 2500hd duramax 6.7 paid 6k for it. Took to a diesel mechanic and he said it sounded fine and seemed to run fine didnt really dig into it though. He said he would buy it so I got it... need to know the doos and don't, unkeep, first things I should do... it started...
  3. Oil leak and undercarriage covered in oil

    01-04.5 LB7 Duramax Powertrain
    Woke up this morning and realized I have oil covering the undercarriage and tailgate. Checked all plugs and filters and fluid levels. Oil is way low. Started checking around the motor and found no leaks. When I got under the truck to look around I found a broken part. I have no idea what it is...
  4. NEED HELP w/CP3

    01-04.5 LB7 Duramax Powertrain
    i have changed my CP3 pump and Filter can't get it to turn over fault codes are P0193, P0380, P0540,and P0090 most of the fuel lines are empty tried to start it to prime the fuel lines drained battery 3 times still no go there is no fule primer button on the filter to prime the system with...
  5. armrest in 02 2500

    Anyone else have a problem with their armrest coming loose? Its been loose and now just falls to the seat when folded down. Can't figure out how to tighten it because the leather doesn't have a way to come off. Anyone have any ideas?
  6. Fuel Return/Fuel Cooler Push-Lock Connector Replacement/Repair?

    2001 - 2007 (GMT800) Non Powertrain
    First, I've lurked on this forum in the past, some great information here! Kudos to all of you! 2002 2500 HD Fuel Cooler Connection Apparently, while driving through my pasture last night, something swung up and busted the push-lock connector that connects the fuel return line to the Fuel...
  7. first deer of the season... :mad:

    General Discussion
    Well...last night I got my first deer of the season. Too bad it with the front of my Duramax! :mad: That bastard completely destroyed my bumper and grill. Damaged the headlight assemblies. Bent both quarter panels and the hood. Even broke some stuff in the engine compartment. Looks like the...