This practice covers the apparatus, procedure, and conditions required to create and maintain the salt spray (fog) test environment. Suitable apparatus which may be used is described in Appendix X1.

This practice does not prescribe the type of test specimen or exposure periods to be used for a specific product, nor the interpretation to be given to the results.

This standard defines the barcode symbologies, data content, and label/Direct Part Marking (DPM) layout for parts, components, assemblies, and modules used in the manufacturing of GM vehicles. This standard also defines the quality standards for printed barcodes and Direct Part Marking, as well as the standards to be used for Ultra High Frequency (UHF)-Radio Frequency Identification (RFID) (UHF-RFID) tagged parts. This document does not specify requirements for other labeling that may be defined in an assembly or component SSTS/STS or required by regulations.