Oldsmobile ALERO 2001 - Page 94

2-24
Engine Coolant Heater (Option)
2.4L L4 Engine
3400 V6 Engine
In very cold weather, 0 _ F (-18 _ C) or colder, the engine
coolant heater can help. You’ll get easier starting and
better fuel economy during engine warm-up. Usually,
the coolant heater should be plugged in a minimum of
four hours prior to starting your vehicle.