1995 GMC Yukon Owner's Manual - Page 151

0 It takes a little more or less fuel to fill up than the fuel gage indicated. For example, the gage may have indicated the tank was half full, but it actually took a little more or less than half the tank's capacity to fill the tank. The gage moves a little when you turn a corner or speed up. The gage doesn't go back to empty when you turn off the ignition. None of these indicate a problem with the fuel gage. For information on how to fill your fuel tank, see "Fuel - Filling Your Tank" in the Index. For your fuel tank capacity, see "Fuel -Tank Capacity" in the Index. Engine Coolant Temperature Gage This gage showsthe engine coolant temperature.Most of the time, the gage pointer will show your coolant temperature at 2 10°F (99"C), less. But, if or you are pulling a heavy load or driving up hills, your coolant temperature may rise and fall near the red 260°F ( 1 28°C) mark. This is normal. I f the gage pointer moves to the red 260°F ( 128°C) mark, YOLII-engine is too hot! It means that your engine coolant has overheated. You should pull off the road, stop your vehicle, and turn off the engine as soon a s possible. Hot Coolant Can Burn You Badly! I n "Problems on the Road," this manual shows what to do. See "Engine Overheating" in the Index. 2-79