1993 Buick Roadmaster Owner's Manual - Page 82

-. Going,about35 mph (-5.6 km/h) or more, push the acceleratorall the way do.wn... to roads, butthen-youwould also want use your brakes off and on. You'll shift,downto the next gear and have more power. D.(ThirdGear) This is like @, but you never.go into-Overdrive. . Here 'uesome tirnes kowmight dboose " D " instiad of - a:. - , . - When driving on hilly, winding roads . - When towing a-trailer, so there is less shifting between gears. J - When down hill .going steep a 2 (Second Gear) . . . . !A 1 (First Gear) This position gives you even more power (but lower. "2."YOU can useit on,verysteep fuel economy) than If hills, orin deep snow or mud. the selector lever is put in "1," the transmission won'tshift into first gear until the vehicle is going slowly enough. This position gives you.more,power but lower fuel ecanomy. You can use "2''on hills..Zt can help cohtrol yourspeed as.you go down steep mountain