PIP5687

Service Bulletin Details

Public Details for: PIP5687

This preliminary information communicatesa vehicle may have a concern of the ses light onthe technician may find P11CC set alone if this is the first occurance of this code being set with no other codes set, it may be caused by inprop


- 2019 -

Models from 2019
2019 CHEVROLET SILVERADO 5500HD 
Bulletin No.: PIP5687
Published date: 11/26/2019
Preliminary Information
PIP5687 DTC P11CC NOx Sensor 1 Performance - Signal Low Set
Models
Brand:
Chevrolet
Model:
VIN:
Model Years:
Silverado MD 4500 5500 5600
2019
from
to
All
All
Engine:
6.6L L5D
Transmissions:
All
Involved Region or Country North America
Condition
A vehicle may have a concern of the SES light on
Cause
The technician may nd P11CC set alone
Correction:
If this is the rst occurrence of this code being set with no other codes set, it may be caused by improper learning
of the fuel system adaptation.
Please perform the Fuel System Adaptation Reset in GDS2.
If this is the second or higher occurrence, refer to SI diagnostics
This PI will be updated as information is received.
Warranty Information
For vehicles repaired under the Powertrain coverage, use the following labor operation. Reference the Applicable
Warranties section of Investigate Vehicle History (IVH) for coverage information.
Labor Operation
*4087248
Description
Reset Fuel System Adaptation
*This is a unique Labor Operation for Bulletin use only.
Version History
Version
Modi ed
1
11/26/2019 - Created on
Labor Time
0.2 HR
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