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  1. 911 Problems Forum
    06 Duramax 3500 runs out of diesel with gauge still showing half full . Appears to only empty the front tank , can hear the transfer pump working. Only holds 20 gallons when this occurs. Can you help? thankyou
  2. Maintenance
    I've got a 01 3500 Dmax that has dual tanks. The truck is not transfering the fuel from the rear tank up to the front. It has the electronic pump thats mounted between the tanks that is suppposed to regulate the level of fuel between the two tanks. I replaced the pump and checked the relay under...
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