1993 Buick Roadmaster Owner's Manual - Page 120

, . '. d dhen you turn the key to "Run," this light coine on will briefly, to show that your alternator and battery charging If systems are working. a light-stayson, you need your Buick to the dealer at service, and you should take once. To save your battery until you get there, turn off all accessories, and set air system to'"OFF." your