Chevrolet Silverado 2017–2018 — technical service bulletin
Bulletin PIP5434A · NHTSA communication 10123212 · issued Oct 2, 2017
Technical service bulletin
communication type
Fuel System, Diesel
component
2017–2018
model years
4
vehicle entries
Official summary
This Preliminary Information communication advises the technician that the 6.6L Diesel Engine exchange program will be in effect for 2017 and 2018 model yearsthrough the General Motors Product Quality Center. Dealer will need to contact General Motors Product Quality Center for further assistance.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.