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International Automotive Technicians Network
2017 Chevrolet Express 2500 2.8L MIL Lamp on
Posted to GM Driveability on 5/26/2023 3 Replies

P249D is immediately re-occurs after clearing then driving. No other codes Going through the pinpoint test, inspected the DEF fluid for quality seemed okay, performed Emission Reduction Fluid Injector Quantity Test, passed the test. Ended up replacing the ...

3 Replies Received (View Replies)

  Related Documents & Media  2017 Chevrolet Express 2500

 
Message Closed

car Vehicle Data

2017 Chevrolet Express 2500

VIN 1GCWGAF19H
Engine2.8 L / 4 cyl / DIESEL
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P249DClosed Loop Reductant Injection Control At Limit - Flow Too Low
Message Closed

car Vehicle Data

2017 Chevrolet Express 2500

VIN 1GCWGAF19H
Engine2.8 L / 4 cyl / DIESEL
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P249DClosed Loop Reductant Injection Control At Limit - Flow Too Low