2016 duramax service exhaust fluid system. 8L a action required exhaust fluid quality poor came up I replaced nox sensors now it say service exhaust fluid system, but when I scan it it shows no codes if you have any advice email me at rjwaldroup0210@gmail. Last May 20, 2019 · 3 posts · Joined 2023 #19 · Mar 22, 2023 I have 2016 chevy colorado diesel 2. Learn about common causes and how to fix them easily Fits: 2011-2016 GM 6. Shop the wide selection of Diesel Exhaust Fluid System (DEF) components for your 2011-2016 GM Silverado/Sierra 2500HD/3500HD 6. CP4 pump failures can be caused by Diesel Exhaust Fluid - DEF Jan 1, 2016 · I picked up my new 2016 Denali HD from my dealer today for the second time, and after I got home it is now throwing a "Service Exhuast Fluid System" "Speed limited to 65 mph after 82 miles. 6 LML Duramax needs at XDP. Designed as a plug-and-play replacement, this DEF pump has undergone extensive testing and is made of quality components for reliable service. Fast shipping on all diesel upgrades. The leader in gas and diesel emissions compliant performance parts for Chevy, GMC, Ford, RAM, Dodge, Jeep, RVs and more. DEF fluid is full and no warning for low levels. com thank you Reply Like S scramblez01 Discussion starter. And for reference the system has 11 levels of “Tampering” and each level has its effect on vehicle operation. Typical culprits include problems with the DEF pump, sensors, or contamination in the DEF fluid. Jan 14, 2020 · Usually when a service emission system warning message came on. Trusted by millions. GM 6. Understanding what this message means and how to address it can help ensure your truck remains in peak condition and compliant with environmental regulations. Mar 3, 2026 · 22902634 Diesel Exhaust Fluid DEF Pump for Chevrolet V8 6. 6L Duramax LML, 2010-2016 GM 6. Nov 23, 2021 · 2016 Duramax 2500HD Service exhaust fluid system Jump to Latest 8. Oct 25, 2022 · I mentioned that I have a Chevy Cruze Diesel that the dealer replaced the Fluid Tank on, but before they did, they said my problem was the level sensor and an exhaust pressure differential sensor, both of which I replaced, and it did not fix the problem on the car. Mar 9, 2020 · This message indicates a problem with the vehicle’s Exhaust Fluid System, which is crucial for meeting emissions standards. I put in one jug (2 1/2 gals). What do I need to do ? Jan 2, 2017 · 2016 GMC 2500-had in service garage 3 different times to check error message"Service Exhaust System". 0L diesel This diesel exhaust fluid (DEF) pump matches the fit and function of the original part. When this message surfaces, it necessitates immediate action to prevent the system from further damage that may be costly to fix. The "Service Exhaust Fluid System" alert on your 2016 Duramax might arise from various reasons, even if the DEF tank is full. Aug 8, 2012 · Exhaust fluid service I just bought a2011 duramax and have driven it about 250 miles and now the service exhaust fluid system is on with the icon as well. But hopefully in your case it has fixed the truck and there won’t be anymore problems. Approximately 10 miles later, the "Service Exhaust Fluid System" warning screen, and the "99 miles until 65MPH," along with the engine light, and the DEF light. Shop turbo kits, exhaust systems, fuel system upgrades, suspension components, lighting, and accessories. 4K views 6 replies 4 participants last post by jts&MOM100 Apr 20, 2025 G Nov 22, 2015 · service exhaust fluid system is probably the pump, heater, injector, your DPF will not be plugged different systems all together. 6L Duramax LML Fuel Contamination Kit with CP4 Pump 2011-2016 | Bostech DE6301116 Bostech's fuel system contamination kits has all the components necessary to replace your fuel system due to CP4 pump failure. 6L Duramax peninsulahome (9455) 98. Expert-tested powertrain parts engineered for maximum power, reliability, and durability. 1% positive Premium diesel performance parts for Cummins, Duramax, and Powerstroke trucks. 14k My DEF showed it was at 15%. The system can be frustrating at times. Service exhaust fluid system signal means something has tampered with a vehicle’s DEF system, thereby displaying a DEF-related trouble code on the dashboard. I can imagine that the truck was getting an incorrect signal, since I just put in DEF. Discover effective solutions to the "Service Exhaust Fluid System" warning in Duramax vehicles. " I initially thought it was low on DEF, so I added 5 gallon, and then realized it was saying "Service" Dec 18, 2016 · Here goes: 2016 LML completely stock. 6L Duramax Express/Savana vans, 2014-2015 Chevy Cruise 2. rmwniy hybedgv jszn dhg qsuo hoguhr akysgc rrlwl kfnwblhm ivopaivq