1995 GMC Jimmy Owner's Manual - Page 120

Normal operating range shows your engine speed during normal driving conditions. For example, when the needle pointsto 2, it means the engine is running at 2,000 revolutions per minute (rpm). The tachometer needle will vary all the time that the engine is running. The red warning rangetells you that your engine speed is reaching its upper range. limits. Don't drive very long with the tachometer in the red warning If you havea manual transmission, shift to a higher gear as soon aspossible. If you have an automatic transmission, lift your foot off of the accelerator danger pedal. If you drive for very long with the tachometer in the red range, engine damage will result. I NOTICE: Do not operate the engine with the tachometer in the red range, or engine damage will occur. The red danger range tells you that your engine speed is atits upper limits. You should immediately shift to a higher gear, or lift your foot off of the accelerator pedal. If you drive for very long with the tachometer in the red danger range, engine damage will result. Warning Lights and Indicators This part describes the warning lights and gages that may be on your vehicle. The pictures will help you locate them. that something is wrong before it Warning lights and gages can signal becomes serious enough to cause an expensive repair or replacement. Paying attention to your warning lights and gages could also save you or others from injury. Warning lights come on when there may beor is a problem with one of your pages, vehicle's functions. As you will see in the details on the next few some warning lights come on briefly when youstart the engine just to let you know they're working. you are familiar with this section, you should If not be alarmed whenthis happens. Gages can indicate when there may be or is a problem with one of your vehicle's functions. Often gages and warning lights work together tolet you know when there'sa problem with your vehicle. When one of the warning lights comes on and stays on when you are driving, or when one of the gages shows there may be a problem, check the section that tells you whatto do about it. Please follow this manual's advice. Waiting to do repairs can be costly - and even dangerous. So please get to know your warning lights and gages. They're a big help. 2-68