NHTSA ID Number: 10178372
Manufacturer Communication Number: PIP5608D
TSB/Document Date: 2020-08-10
Summary
This Preliminary information communicates to perform a transmission fluid drain and fill to correct a TCC shudder concern.
Bulletin No.: PIP5608D
Published date: 07/15/2020
Preliminary Information
PIP5608D TCC Shudder Surge Fishbite Chuggle
Models
Brand:
Model:
Model Years:
VIN:
from
to
Engine:
Transmissions:
Enclave
2019 - 2020
ALL
ALL
LFY
M3W
XT5
2020
ALL
ALL
ALL
M3G M3W
XT6
2020
ALL
ALL
ALL
M3G M3W
Blazer
2019 - 2020
ALL
ALL
LGX
M3V M3T
Traverse
2019 - 2020
ALL
ALL
LFY
M3V
Acadia
2020
ALL
ALL
ALL
M3G M3V M3W
Involved Region or Country North America and NA Export
TCC shudder at low speeds.
This condition may be caused by possible torque converter clutch (TCC) shudder on
re-apply after a shift.
Condition
Transmission uid may have excessive assembly lube installed.
Cause
Correction:
If con rmed to be a TCC shudder while monitoring TCC slip speed during the concern, or the concern goes away
when TCC is commanded on with the scan tool, and the concern is present at 64 km/h (40 mp/h) or below during
the gear shift, drain and re ll the transmission using DEXRON VI as per SI.
A minimum of 200 miles (322 km) needs to be driven after the drain and ll to con rm the repair.
Note : Engineering continues to review this concern and this P/I will be updated or advanced to a TSB, if needed.
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
Description
8480708
Additional SI Keywords
slip, slipped, slipping,
Version History
Transmission Fluid Drain And Fill To Correct Shudder
*This is a unique Labor Operation for Bulletin use only.
Labor Time
Use Actual Clock Time
Version
Modi ed
5
10/31/2018 - Created on.
12/17/2018 - Updated to add the 2019 Blazer and to correct engine RPO.
01/08/19 - Updated to correct engine RPO for the Enclave and the Traverse.
10/07/19 - Updated to add 2020 model year, and to add the XT5, XT6, and
the Acadia.
07/15/20 - Updated to add RPO M3T for the Blazer.
© 2020 General Motors
. All Rights Reserved.
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TSB/Document ID: PIP5608D
Replacement Service Bulletin Number:
MFR Communication Date: 2020-07-15
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: POWER TRAIN:AUTOMATIC TRANSMISSION:FLUID/LUBRICANT
MFR Component System:
MFR Component Subsystem:
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