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Jan 2, 2025 · GM states to use top tier diesel which you basically can't find or run an additive so yes. Run one that boost cetane and lubricity. 2019 3500HD, Cclb, Drw, Deleted and Tuned, Wehrli turbo horn, intake, boost tubes, Banks idash, VSE fuel filtration, 5 inch exhaust.

Dec 26, 2023 · I have been in negative 20° with the block heater with fuel additive multiple times, and the truck starts and runs no problem. I run 15w40 mobile delvac all year round. I run PS emergency fuel additive in the winter colder than say,,20°, I'll start dumping it in. I run PS summer blend with slicker additive in warm weather.

Feb 8, 2022 · In the 2021 Diesel Supplement manual, (beginning on page 21), GM specifically recommends AC Delco “Diesel Fuel Conditioner” if Top Tier Diesel can’t be used. In Colorado (LOTS of diesel trucks here), there are only 2 fuel stations in the entire state that offer Top Tier Diesel (both are in remote towns far from Denver), according to www ...

Dec 16, 2024 · 700k miles on my LMM, original injectors and pump, additive only for when I bought fuel south, and drive north in the winter (anti gel). None of my trucks get any different treatment. 06 LBZ 2500 350,000mi 09 LMM 3500 Cutaway 700,000mi 22 L5P 3500 DRW.

Apr 10, 2010 · 66.56 oz. of 100% biodiesel per 26 gallons of diesel fuel Price: market value 2)Opti-Lube XPD Multi-purpose + anti-gel cetane improver, demulsifier HFRR 317, 319 micron improvement. 256:1 ratio 13 oz/tank $4.35/tank 3)FPPF RV, Bus, SUV Diesel/Gas fuel treatment Gas and Diesel cetane improver, emulsifier HFRR 439, 197 micron improvement 640:1 ...

Oct 22, 2023 · Hello fellow diesel heads, I'm fairly new to the diesel pickup truck (2023 gmc sierra 3.0l duramax,) I've been reading about the anti-gel additives, and all the different preferences people are using, but no one has mentioned Howes ant-gel and conditioner.

Nov 8, 2022 · Winter fuel can be either a blend of #1 (winter fuel) and #2 (summer fuel) or it can be 'winterized' with an additive. The ratio of #1 and #2 changes the gel point. Brands that use blends, will increase the amount of #1 to suit the period the fuel should be sold/consumed (an of course for there area).

Jan 22, 2020 · Another issue, has to do with the fact that GM did away with lift pumps, forcing the CP4 to "pull" fuel all the way to the engine, thus working it too hard. One more contributing factor: fuel quality in your location. Water and air are fuel system killers in a diesel. This is where the fuel filters (on the FASS and Airdog systems) come in handy.

Mar 31, 2024 · Fuel additives is like opening a can of worms. Everyone has their own option on which is better and why. Main thing is you do your homework, buy whatever helps you sleep at night and stick with it. I personally use PowerService Diesel additive. Grey bottle for summer, white for winter.