PPG Industries (NYSE:PPG) has begun operations at an automotive glass assembly facility in Saltillo for attaching hardware to windshields and sequencing side windows to supply General Motors' (GM) nearby Ramos Arizpe automotive assembly plant. PPG's satellite facility, about 100 kilometers (60 miles) southwest of Monterey, has 40 employees and is its 10th just-in-time customer-based assembly operation for automotive original-equipment glass.