Affected Component: ENGINE AND ENGINE COOLING

Date Published
JUL 12, 2023
NHTSA TSB #
10242795
TSB Document
Summary
6.7L New Oil Usage Information Incorrect oil used. This bulletin provides information regarding the correct oil grade to use on the 6.7L Cummins used in the 2023 to 2013 HD Trucks. The following information is intended to eliminate confusion.