Chevrolet Silverado 2017–2018 — technical service bulletin
Bulletin PIP5430B · NHTSA communication 10123228 · issued Oct 6, 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 Regular Production Option Code (L5P) E41Engine Control Module part number 12683624 will be placed on a parts restriction through the General Motors Technical Assistance Center. Dealer will need to contact General Motors Technical Assistance 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.