1994 GMC Safari Owner's Manual - Page 227

Then just pull the hood down andclose it firmly. I " 1 Engine Oil It's a good idea to check your engine oil every time you get fuel. In order to get an accurate reading, the oil must be warm and the vehicle must be on level ground. Turn off the engine and give the oil a few minutes to drain back into the oil pan. If you 1 don't, the oil dipstick might not show the actual level. 6-9