DICTIONARY OF AUTOMOTIVE TERMS - "Pg"

PG

Acronym for Powerglide Automatic transmission.

PGM-FI

Acronym for Programmed Fuel Injection Honda's fuel injection system for the Accord, Civic, Civic CRX, and Prelude models

PGM-IG

Acronym for Programmed ignition system

P grit numbers

A standard system of grit numbers applied to sandpapers to ensure identical properties in products made by different manufacturers