PIP5775B

Service Bulletin Details

Public Details for: PIP5775B

This preliminary information communicates to dealership technicians that a P11D5 may be cause by a software anomaly, check to see if campaign n212331790 applies,reflash the ecm and release the vehicle.


- 2021 -

Models from 2021
2021 CHEVROLET SILVERADO 2500
2021 CHEVROLET SILVERADO 3500
2021 GMC SIERRA 2500
2021 GMC SIERRA 3500 
Bulletin No.: PIP5775B
Published date: 04/21/2021
Preliminary Information
PIP5775B MIL/Service Engine Soon Light Illuminated with DTC P11D5 set
Models
Brand:
Model:
Model Years:
VIN:
from
to
Engine:
Transmissions:
Chevrolet
Silverado 2500HD/3500HD
2021
All
All
L5P
All
GMC
Sierra 2500HD/3500HD
2021
All
All
L5P
All
Involved Region or Country North America
Condition
Some customers may comment on the MIL/Service Engine Soon light being illuminated and the technician may nd DTCs
P11D5 set.
Cause
Software anomaly
Correction:
Caution: This Document Only Applies To VINs NOT Covered by Service Update N212331790 Please Verify In VIS Before
Proceeding
If campaign N212331790 does NOT apply to this vehicle and there are no obvious exhaust or NOx sensor issues, update the ECM with the latest software
available in TIS2Web and release the vehicle.
Programming notes:
After programming turn the vehicle o
Start vehicle.
Shut o vehicle
Turn ignition on, engine o
Clear codes.
Version History
Version
Modi ed
3
01/21/2021 - Created.
02/15/2021 - Updated to change the correction.
04/21/2021 - Updated to remove P20EE and add N212331790
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