Oldsmobile 1999 Silhouette - Manual (Page 137)

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3. If your engine still won’t start (or starts but then
stops), it could be flooded with too much gasoline.
Try this:
Wait 15 seconds to let the starter motor cool down.
Then push your accelerator pedal all the way to the
floor. Hold it there. Then hold the key in START.
This clears the extra gasoline from the engine. When
the engine starts, let go of the key and the accelerator
pedal. If the engine still doesn’t start, wait another
15 seconds and repeat this step.
NOTICE:
Your engine is designed to work with the
electronics in your vehicle. If you add electrical
parts or accessories, you could change the way
the engine operates. Before adding electrical
equipment, check with your dealer. If you don’t,
your engine might not perform properly.
If you ever have to have your vehicle towed, see
the part of this manual that tells how to do it
without damaging your vehicle. See “Towing
Your Vehicle” in the Index.
Engine Coolant Heater (If Equipped)
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.