NHTSA ID Number: 10178336
Manufacturer Communication Number: PIP5740
TSB/Document Date: 2020-08-10
Summary
This Preliminary information communicates to the dealer an issue where a customer may have incorrectly received a notification advising of a starting syetem issue with their veihcle. Dealer advised to inspect for a legitimate issue, if one found, diagnose accordingly. ?
Bulletin No.: PIP5740
Published date: 06/22/2020
Preliminary Information
PIP5740 Proactive Alert Identi er SAC004
Models
Brand:
Model:
Model Years:
VIN:
from
Engine:
to
Transmissions:
Escalade
2016 - 2020
All
All
6.2L L86
All
Equinox
2015 - 2017
All
All
3.6L LFX
All
Silverado
2016 - 2018
All
All
4.3L LV3, 5.3L L83, 6.2L L86
All
Silverado LD
2019
All
All
4.3L LV3, 5.3L L83, 6.2L L86
All
Suburban
2016 - 2020
All
All
5.3L L83, 6.2L L86
All
Tahoe (including XL)
2016 - 2020
All
All
5.3L L83, 6.2L L86
All
Acadia
2019
All
All
3.6L LGX
All
Sierra
2016 - 2018
All
All
4.3L LV3, 5.3L L83, 6.2L L86
All
Sierra Classic
2019
All
All
4.3L LV3, 5.3L L83, 6.2L L86
All
Terrain
2015 - 2017
All
All
3.6L LFX
All
Yukon (including XL)
2016 - 2020
All
All
5.3L L83, 6.2L L86
All
Involved Region or Country North America
Condition
Some customers ma y commen t that they have received an OnStar notification during the
period of Ma y 2020 to June 202 0 regarding an issue with the vehicle starter system and that
the starter ma y fail to start the engine. During inspection T echnician ma y or may not find
proactive alert identifier SAC004 “Predicted Starting and Charging — Low Cranking Capability
Due to High Resistance in Starter System” stored in the vehicle.
Cause
The notification that the customer received ma y have been sent i n error and there is not an
existing issue with the starter system. A prior VHM software update containing a bug was
inadvertently released into production and led to an increase in starter alerts (SAC004)
Correction:
If the customer brought the vehicle in with a legitimate concern and/or you can duplicate a starting problem, then it
will be necessary to follow SI diagnostics for the concern. Only repair and replace the starter if a problem is found.
Version History
Version
Modi ed
1
06/22/2020 - Created on
© 2020 General Motors
. All Rights Reserved.
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TSB/Document ID: PIP5740
Replacement Service Bulletin Number:
MFR Communication Date: 2020-06-22
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: ELECTRICAL SYSTEM
MFR Component System:
MFR Component Subsystem:
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