Idling makes the percentage increase faster than any type of driving. This also gives you a good indication of when to expect a regen to start. I’ll plan a decent drive when it gets to 95%-99% so I complete the regen each time. The active regen starts when this gauge shows 100%.
Detroit ® will not cover damages resulting from use of a non-authorized DPF cleaning process. DPF Maintenance Intervals for EPA 07. DPF cleaning intervals are established for each engine platform. When a specific mileage is reached, the “check engine” light illuminates, and you can replace your filter at any authorized Detroit ® service
16 – GHG14. Diesel Particulate Filter Pressure Out of Range High. Table 2. SPN 3251/FMI 16. SPN 3251/FMI 16. Description. This Fault Code Sets When the Diesel Oxidations Catalyst (DOC) Inlet Pressure is 28 kPa (4.2 psi) Greater than the Diesel Particulate Filter (DPF) Outlet Pressure for More than 10 Seconds. Monitored Parameter. DOC Inlet
The original DPF was down to less than 200 miles empty and less than 100 miles while pulling between clean outs. MAF sensor errors will trigger DPF clean out. 2010 Gmc 2500 Duramax 853,500 Odometer miles - sold Nov 2018. 2013 LT CCSB SRW bought with 508,000 miles, now over 703,000 miles. It said they charge $200 for a stage 1 cleaning, & $400 if it needs a deeper cleaning. & if you have a GM DPF its another $400 (on top of the price of the cleaning) cause it has to be cut open & rewelded to clean the filter. 2009 GMC Sierra 2500HD SLE CC/SB 4x4 LMM. Dpf filters are intended to collect soot, which is incompletely burnt or combusted fuel (diesel) These molecules of soot are much larger than ash and therefore are collected in the dpf its fundamental purpose. Obviously a dpf filter can’t just keep collecting these soot deposits and so a method to clean it was devised by the manufacturers. cfwrn.
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    • how to check dpf filter