WebP11DB Chevy Silverado 2500HD Repair J Brenes 27K views 3 years ago Changing Turbo Actuator on L5P Duramax Code P003A & P0046 C Farmer 1.6K views 1 month ago … WebDec 30, 2024 · P11DB CHEVROLET NOx Sensor Current Performance Bank 1 Sensor 1. Does anyone have any information on the location of this sensor? Regardless I think it …

P11DB Code Chevy Colorado & GMC Canyon

WebJan 21, 2016 · 2. Continued on I64 , stopped at XXXXX Chevrolet. Service dept ran regen, topped off DEF fluid, it took 2.5 gallons, no codes set, lights out. Truck still displaying message XXX Miles to 65 MPH speed. Service dept could not advise on how the truck would act. 3. Left XXX Chevrolet on route to Paducah KY. WebModels: 2011-2013 Chevrolet Silverado 2500HD, 3500HD 2011-2013 GMC Sierra 2500HD, 3500HD Equipped with 6.6L Duramax™ Diesel Engine RPO LGH or LML ... – DTC P11DB: NOx Sensor 1 Current Performance – DTC P11DC: NOx Sensor 2 Current Performance – DTC P220B: NOx Sensor 2 Supply Voltage Circuit iain bromage

NOX 1 sensor location Chevrolet Cruze Forums

Web What Does the P11DC Code Mean? The Nitrogen Oxides (NOx) sensors are part of the selective catalytic reduction system, a device used to reduce NOx emission on diesel engines. There are two NOx sensors, one placed upstream of selective catalytic reduction, to measure inlet NOx concentration, and one placed downstream. WebMar 10, 2024 · The other day I was getting on the highway entrance ramp & engine seemed like it stumbled a little & I see the check engine light set. I was close to AZ so they check … WebNov 29, 2024 · 155 Posts. #3 · Nov 24, 2024. The Interwebs search consensus feels its the Nox Sensor. P11CC GMC - Nox Sensor 1 Performance Signal Low. Possible causes. Faulty Nox Sensor 1. Nox Sensor 1 harness is open or shorted. Nox Sensor 1 circuit poor electrical connection. Intake System Leaks. moly heating elements