Apr 7, 2020 · The condition exists for greater than 4.5 minutes. Action Taken When the DTC Sets DTC P0420 is a type B DTC. Conditions for Clearing the DTC DTC P0420 is a type B DTC. …

Oct 19, 2016 · Ok so now grams are at 60 and the P2463 code set and Reduced Engine Power has set. So for the TLDR crowed: will the P0420 cause the truck to not regen? I know there is …

Nov 19, 2019 · I drove 300 miles and only a generic permanent p0420 code remained and cel was off. I drove it again today and 10 miles into the trip the cel came back on. It showed p0420 …

Nov 18, 2019 · I drove 300 miles and only a generic permanent p0420 code remained and cel was off. I drove it again today and 10 miles into the trip the cel came back on. It showed p0420 …

Jan 4, 2021 · Just 350 miles on my 2021 3.0 LTZ Z71 and already the catalytic converter went out. Def level went from almost full to almost empty. Anyone else have similar issues? Missing …

Mar 31, 2015 · CE light came on over the weekend and pulled code P11CB. Appears to be related to the NOX sensor. Light went off this morning after approx. 5 drive cycles. My …

Nov 27, 2011 · I've recently gotten a checke engine light 3 times in the last 2 weeks/250+/- miles. Each time I was able to check them and clear them with an analyzer. The code is …

Oct 16, 2022 · The Service Emissions System warrning and countdown has disappeared I've driven close to 200 miles since then and no SCR related codes have returned. NOX sensors …

Apr 14, 2019 · P0420 - Researched to death **Solved** Earlier this year, 20 miles before I clicked off 120k on my truck I popped a code for the DEF heater. Dealer replaced, all was good, until …

Jun 19, 2019 · I got a CE light last week, code P0420, emissions issue. After driving around a couple of days while waiting to schedule a service appointment, the light went out. P0420 code …