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2011 GMC Sierra 2500 HD SLE 6.6L MIL Lamp on
Posted to GM Driveability on 6/13/2016 3 Replies

Truck has codes P2202 and P2209. Should I just replace the #1 NOx a upstream sensor or are there other diagnostic checks to try? (My brother's truck)

3 Replies Received (View Replies)

  Related Documents & Media  2011 GMC Sierra 2500 HD SLE

 
Message Closed

car Vehicle Data

2011 GMC Sierra 2500 HD SLE

VIN 1GT220C86B
Engine6.6 L / 8 cyl / DIESEL
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P2202Nox sensor Bank 1 Ckt Low Input
P2209ABS CAN Message Missing / Incorrect
Message Closed

car Vehicle Data

2011 GMC Sierra 2500 HD SLE

VIN 1GT220C86B
Engine6.6 L / 8 cyl / DIESEL
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P2202Nox sensor Bank 1 Ckt Low Input
P2209ABS CAN Message Missing / Incorrect