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2013 GMC Sierra 2500 HD SLE 6.6L Excessive Emissions
Posted to GM Driveability on 10/30/2019 12 Replies

This is a State truck. Standard maintenance and DEF refills. It came to us with WARNING EXHAUST FLUID QUALITY POOR 55MPH in 20 Miles. WARNING LEVEL 3 We had codes for NOX sensors and P20EE replaced both sensors reset both NOX sensors and perform RFQ...

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car Vehicle Data

2013 GMC Sierra 2500 HD SLE

VIN 1GT02ZE86D
Engine6.6 L / 8 cyl / DIESEL
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsExcessive Emissions
Open Help Request

car Vehicle Data

2013 GMC Sierra 2500 HD SLE

VIN 1GT02ZE86D
Engine6.6 L / 8 cyl / DIESEL
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsExcessive Emissions