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March 9, 2021 Service bulletin

The Preliminary Information communication advises the technician that the Product Quality Center has a...

Cadillac technical service bulletin PIP5666D for 2019-2020 Cadillac CT6.

Bulletin number
PIP5666D
Component
Equipment: other: owners/service/other manual
Summary
The Preliminary Information communication advises the technician that the Product Quality Center has a part exchange for 4.2L LTA engine. The dealer technician is advised to call the GM Product Quality Center for further assistance

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