Affected Component: ENGINE AND ENGINE COOLING:ENGINE:DIESEL

Date Published
AUG 24, 2015
NHTSA TSB #
10114680
TSB Document
Summary
This Preliminary Information communication advises the technician that the 6.6L Duramax Diesel Engine Part number 12638502 has been placed on a parts restriction through the General Motors Product Quality Center. Dealer will need to contact the General Motors Product Quality Center for further assistance.