Chevy and GMC Duramax Diesel Forum banner

wif sensor

  1. 04.5-05 LLY Duramax Powertrain
    Hi There. I just replaced the fuel filter, WIF sensor, and fuel filter head assembly on my 05 LLY. I replaced the filter head assembly because the threads were leaking and air bubbles were coming out of there. Once I replaced that, there were no more air bubbles or leaks so I thought that had...
  2. 01-04.5 LB7 Duramax Powertrain
    I've searched and searched and can't find an answer to this. I have a 2003 Chevy 2500 HD 4x4 with a FASS 150 system on it. During the last month I have had the WIF light flash on and off on my dash more and more. It seems to go away when the truck warms up but it is more common to see it on...
  3. 07.5-10 LMM Duramax Powertrain
    I already posted a thread about this but it gets a little confusing so I will simplify it here New filter heads with a filter and wif sensor are $139 from the dealer but they are on backorder right now. There is a few dealers that have them in stock. I am posting this as a bit of a warning to...
Top