Material Description. This standard covers automatic transmission fluid (ATF) primarily for use in GM automatic transmissions. This specification describes, in terms of laboratory and simulated service test results, the requirements for a minimum-performance fluid. The primary requirement is satisfactory performance in normally functioning transmissions under normal and severe conditions. 

Symbols. Not applicable. 

Applicability. This lubricant shall be used in GM automatic transmissions and other specified applications.

Remarks.

This standard may involve hazardous materials, operations, and equipment. It does not purport to address all the safety problems associated with its use. It is the responsibility of the user of this specification to establish appropriate safety and health practices and to determine the applicability of regulatory limitations prior to use.

This standard uses the International System of Units (SI) as standard per IEEE/ASTM SI 10, except for certain components, which are commercially available only in American conventional units.

This standard uses the rounding-off method according to ASTM E29 for significant figures to determine conformance to specification requirements.

Unless otherwise noted, part numbers of this standard refer to those of GM Powertrain