Bulletin No.: PIC6390
Published date: 01/15/2020

Preliminary Information
PIC6390 2020 Cadillac CT5 Serial Data Gateway Module Parts
Restriction
Models
Brand:
Cadillac

Model:
CT5

VIN:

Model Years:
2020

from
ALL

to
ALL

Engine:
ALL

Transmissions:
ALL

Involved Region or Country North America
As part of our ongoing continuous improvement we have placed the Serial Data
Gateway Module used in the 2020 Cadillac CT5 on restriction. If you believe a new
module is needed, please ll out the questions below and contact the Technical
Assistance Center(TAC) and the Product Quality Center (PQC) as needed. Please
have the part number available prior to contacting TAC/PQC.
Condition

Please contact PQC by opening a new case via Dealer Case Management (DCM)
From the DCM home page, click on “New PQC Case” found on the Technical
Assistance tab.
Then in Global Connect click on the Support/Chat tab, TAC-PQC Tab, PQC -Parts
Restrictions Templates to Download the appropriate PQC -Parts Restrictions
Template and save a copy to your computer, You can attach a copy of the template
to your PQC Case.
Note: (Do Not clear any DTCs prior to contacting the PQC).

Cause

Root Cause Analysis

Name of person submitting this form & phone number:
Technician’s Name & phone number:
Parts Manager’s name:
Parts Dept. Fax #:
Dealership Shipping Address:
Times In / Days Down:
Q1. Is the Restricted part being requested for:
Customer Pay (if under warranty, note reason for CP)?
• A Model Year Not Listed
• A Vehicle Line Not Listed

•

If no, continue to next question.
If Yes, Stop, do not answer remaining questions

Q2. What is Customer’s Concern?
• Customer's concern duplicated? (Y/N)
• If duplicated, how did you do so?
Q3. Were there any previous repairs related to this concern? (Y/N)
• If Yes, what repairs were previously performed?
Q4.

List all history and current (active) DTCs reported by the Serial Data Gateway Module (SDGM)

Q5. List all history and current (active) DTCs reported by other modules
• What Module?
• What is the DTC?
• What is the DTC Status?
Q6. Are any of the DTCs repeatable? (Y/N)
• If yes, List the repeatable DTCs.
Q7. What SI document numbers were used for diagnosis?
• List the step of the Circuit/System Testing that led to replacement.
Q8. What SDGM part number is in vehicle currently (to be replaced)?
• What Software part number is in the SDGM?
• What Calibration part numbers are in the SDGM?
Q9.

Is the vehicle modi ed with any non-production accessories? (Y/N)

Q10.

Does the vehicle have a recent history of low battery voltage or been jump-started? (Y/N)

Q11.

Has the battery been charged recently? (Y/N)

Q12. Were the wires / harnesses checked for proper routing, and are free from damage, stretch, pinch, etc.?
(Y/N)
Q13. Have the SDGM power/ground been checked? (Y/N)
• Please reference the speci c power and ground schematic.
Q14. Have the connector terminals been checked (i.e. backed out, poor retention, other damage) at the SDGM?
(Y/N)
Q15. Has the SDGM been reprogrammed? (Y/N)
If yes, was programming interrupted at any point? (Y/N)
(If programming was interrupted, advise the dealer to call the Techline Customer Support Center, 1-800-828-6860

Parts Information
Description

Part Number

Quantity

Serial Data Gateway Module

13536364

1

Serial Data Gateway Module

13540083

1

Warranty Information
For vehicles repaired under the Bumper-to-Bumper coverage (Canada Base Warranty coverage), use the following
labor operation. Reference the Applicable Warranties section of Investigate Vehicle History (IVH) for coverage
information.
Labor Operation
5410120

Description
Central Gateway Module Replacement

Version History
Version
Modi ed

1
01/15/2020 - Created on.

Labor Time
Use Published Labor Time

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