Bulletin Information

Bulletin Title: #18-NA-358 - Shudder, 2-3 Upshift or 3-2 Downshift Concern - (Dec 6, 2021)
Bulletin Type: Technical
Applies To: Automatic Transmission

Applicable Vehicles

#18-NA-358 - Shudder, 2-3 Upshift or 3-2 Downshift Concern - (Dec 6, 2021)

Subject:
Shudder, 2-3 Upshift or 3-2 Downshift Concern

Brand:

Model:

Model Year:

VIN:

Engine:

Transmission:

(6T70, 6T75 or 6T80 Automatic)

from

to

from

to

Buick

Enclave

2014

2017

M7V, M7X

LaCrosse

2016

M7U, M7W

Regal

2017

M7U, M7W

C...

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Document Tags

Document Title: #18-NA-358 - Shudder, 2-3 Upshift or 3-2 Downshift Concern - (Dec 6, 2021)

shudder

concern

model

year

engine

transmission

acadia

condition

gear

debris

upper

lower

valve

correction

tehcm

replacement

time

body

labor

added

section

lower upper

involved region country

control valve lower

valve lower upper

lower upper replacement

added model year