1994 Cadillac Seville Owner's Manual - Page 272

Engine OilAdditives Don't add anything to your oil. Your Cadillac dealer is ready to advise if you think something should be added. When to Change Engine Oil Your Cadillac has an "Oil Life Indicator." This feature will let you know when to change your oil -- usually between3,000 miles (5 000 km) and 7,500 miles (12500 km) since your last oil change. Under severe conditions, the indicator may come on before 3,000 miles (5 000 km). Never drive your vehicle more than 7,500 miles (12000 km) or 12 months without an oil change. area, be The system won'tdetect dust inthe oil. So, if you drive in a dusty 3,000 miles (5 000 km) or sooner if the sure to change your oil every "Change Oil Soon" light comeson. Remember to reset the Oil Life Indicator when the oil has been changed. Formore information, see "Oil Life Indicator" in the Index. How to Reset the Ol Life Indicator i After the oil has been changed, display the "OIL LIFE LEFT" message by pressing the INFORMATION button. Then press and hold the RESET button until the display shows "100". This resets the oil life index. is The message willremain off until the next oil change needed. The percentage of oil life remaining may be checked at,any timeby pressing the INFORMATION button several times until "OIL LIFE LEFT" the message appears. For more information on the Oil Life Index feature, see "Oil Life Index" in the Index. Engine Coolant Heater (EngineBlock Heater) An engine coolant heater can be a bighelp if you have to park outside in very cold weather, 0" F (-18OC) or colder. If your vehicle has option, this see "Engine Coolant Heater" in the Index. 259