Description / Abstract: Note: Nothing in this standard supercedes applicable laws and regulations.

Note: In the event of conflict between the English and domestic language, the English language shall take precedence.

Material Description. This specification covers the overall requirements for 2,3,3,3 – Tetrafluoro-1-Propene refrigerant (HFO-1234yf) for use in GM mobile air conditioning systems.

Symbols. Not applicable.

Applicability. Not applicable.

Remarks. Specification number and effective date of specification shall be referred to by suppliers when making quotations or acknowledging orders.