PIC6390B

Bulletin No.: PIC6390B
Published date: 06/6/2022
Preliminary Information
PIC6390B Serial Data Gateway Module Parts Restriction Has
Ended
Models
Brand:
Model:
Model Years:
VIN:
from
Engine:
to
Transmissions:
Cadillac
CT4
2020
All
All
All
All
Cadillac
CT5
2020
All
All
All
All
Chevrolet
Corvette
2020
All
All
All
All
Involved Region or Country North America
Condition
As part of our ongoing continuous improvement the Serial Data
Gateway Module used in the 2020 Cadillac CT4, CT5 and Chevrolet Corvette was on
restriction through GM PQC. - Restriction Has Now Ended
Cause
Root Cause Analysis
Correction:
General Motors Technical Assistance Center part restriction on Serial Data Gateway Modules for 2020 Cadillac
CT4, CT5, and Chevrolet Corvette has ended.
We would like to thank all dealers who participated in this restriction for their cooperation.
The Serial Data Gateway Module can now be ordered through the regular GM CCA parts process or PQC process
for required dealers (Canada).
Use the vehicle identi cation number (VIN), SI, and the GM Electronic Parts Catalog to determine the correct part
to order.
Warranty Information
Version History
Version
Modi ed
3
01/15/2020 - Created on.
03/13/2020 - Added Cadillac CT4 and Chevrolet Corvette.
10/20/2020 - Ended Restriction.
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