1998 Oldsmobile Cutlass Owner's Manual - Page 114

Tachometer Warning Lights, Gages and Indicators This part describes the warning lights and gages that may be on your vehicle. The pictures will help you locate them. Warning lights and gages can signal that something is wrong beforeit becomes serious enough to cause an expensive repair or replacement, Paying attention to or your warning lights and gages could also save you others from injury. Warning lights come on when there may beisor a problem with oneof your vehicle's functions.As you will seein the details on the next few pages, some warning lights come on briefly when you start the are engine just to let you know they're working. If you familiar with this section, you should be alarmed not when this happens. Gages can indicate when there may or is a problem be with oneof your vehicle's functions. Often gages and warning lights work together let you know when to there's a problem with your vehicle. RPM x 1000 The tachometer shows your engine speed in revolutions per minute (rpm). 1 NOTICE: 2-50 Do not run your engine at speeds in the red area, When one of the warning lights comes on and stays on of when youare driving, or when one the gages shows or engine damage may occur. there may be a problem, check the section that tells you what to do aboutit. Please follow this manual's advice.