1996 Buick Century Owner's Manual

THIRD (3) or DRIVE (D): If your automatic transaxledoes not have AUTOMATIC OVERDRIVE (@),DRIVE (D) is for normal driving, at all speeds, in moststreet and highway situations.If your automatic transaxle has overdrive, THIRD (3) isalso used for normal driving, however, it offers morepower and lower fuel economy than AUTOMATICOVERDRIVE (a).Here are some times you might choose THRD (3) orDRIVE (D) instead of AUTOMATIC OVERDRIVE (a):- When driving on hilly, winding roads.- When towing a trailer, so there is less shiftingbetween gears.- When going down a steep hill.SECOND (2): This position gives you more power butlower fuel economy. You can use SECOND (2) on hills.It can help control your speed as you go down steepmountain roads, but then you would also want to useyour brakes off and on.2-18