TSB Document:

Affected Component: EQUIPMENT

Summary
This Preliminary Information communication advises the technician that the 6.6L Engine (RPO L8T) has been placed on Engine Exchange program and crankshaft has been placed on part ordering restriction. Dealer will need to contact General Motors Product Quality Center for further assistance.

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Date Published
FEB 19, 2020
NHTSA TSB #
10172326
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