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2015 Chevrolet Silverado 2500 HD LTZ 6.6L MIL Lamp on
Posted to GM Driveability on 11/25/2020 5 Replies

We thought by code (p11cb) that the nox sensor #1 was failing. We followed dianostic testing and monitor the four (4) nox sensors during engine running tests. We do see the #2 nox sensor fail the expected readings during the wide open throttle/hard decel t...

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  Related Documents & Media  2015 Chevrolet Silverado 2500 HD LTZ

 
Message Closed w/Summary

car Vehicle Data

2015 Chevrolet Silverado 2500 HD LTZ

VIN 1GC1KWE80F
Engine6.6 L / 8 cyl / DIESEL
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection / DIESEL
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursIntermittent Every Few Days

Trouble Codes

P11CBHigh volt code
Message Closed w/Summary

car Vehicle Data

2015 Chevrolet Silverado 2500 HD LTZ

VIN 1GC1KWE80F
Engine6.6 L / 8 cyl / DIESEL
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection / DIESEL
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursIntermittent Every Few Days

Trouble Codes

P11CBHigh volt code