Tt: based on current part order allocation, some piston types have been incorrectly identified while...

Bulletin number

T-TT-0361-15 REV

Component

Engine

Summary

"tt: based on current part order allocation, some piston types have been incorrectly identified while undergoing the ze7 2az oil consumption repair procedure. „h replacement pistons for ze7 should be ordered based on the pistons removed from existing cylinder block and no longer by measurement. „h this tech tip includes information regarding production allocation and instructions for identifying piston type on subject engines. This will be published in the next revision of t-sb-0030-15."

Owners of these vehicles have filed 1,789 complaints in the engine category.