Service Emission System 2020 3.0 Duramax. 2021 tahoe, suburban, yukon and escalade models equipped with the 6.6l duramax diesel engine (rpo l5p) or 3.0l duramax diesel engine (rpo lm2). But still, some 3.0 duramax units do have issues caused by a lack of maintenance or neglecting the manufacturer’s recommended service intervals.

20082020 Toyota Sequoia 5.7L V8 3.0" CatBack Exhaust
20082020 Toyota Sequoia 5.7L V8 3.0" CatBack Exhaust from www.corsaperformance.com

Service emission system 2021 3.0 duramax. The emission reduction fluid tank heater may be faulty on some 2020 silverado 1500, silverado 2500hd/3500hd, sierra 1500, sierra 2500hd/3500hd; Because of the amazing design & build quality, duramax 3.0 rarely has problems.

Got In My Truck Yesterday And Had Cel On Plus A Message On The Cluster That Wouldn't Go Away Saying Service Emissions System.165 Miles To 65Mph Max.

2021 tahoe, suburban, yukon and escalade models equipped with the 6.6l duramax diesel engine (rpo l5p) or 3.0l duramax diesel engine (rpo lm2). First one was a 2020 and the truck was awesome and never ever had any problems. Started my truck after work , only to see a message “service emission system , restricted to 65 mpg”.

The Emission Reduction Fluid Tank Heater May Be Faulty On Some 2020 Silverado 1500, Silverado 2500Hd/3500Hd, Sierra 1500, Sierra 2500Hd/3500Hd;

New tsb issued for duramax 3.0l lm2 and 6.6l lp5 diesel p206b, emission & exhaust fluid errors general motors is addressing an issue that may cause check engine lights on 2020/2021 diesel silverado and sierra pickups. Most common problems with 3.0 duramax: Once the repair was complete the service emission system message appeared in the ip but no codes are set.

On 1/6/2020 At 8:47 Pm, Jim71 Said:

Not sure what’s up but i’ll be having the dealership have a look this saturday when i get the first oil change.i will be towing a car on a full trailer thursday so great timing. Most common problems with 3.0 duramax: A 2012 gmc 2500hd with a lml (160,000km on engine).

A Successful Service Regen Was Done With A Tech 2, And No Codes Set During Or After.

Had to order me a new def pump assembly. But still, some 3.0 duramax units do have issues caused by a lack of maintenance or neglecting the manufacturer’s recommended service intervals. I traded it at 65,000 miles for a 2021, the 2021 has problems.

Trucks At Around 13,500 Miles.

The truck has 21,000 miles on it now. Here are some of the common problems with 3.0 duramax that people often complain. This is my second silverado 1500 with the 3.0 duramax.

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