Chevrolet 1997 Monte Carlo Owner's Manual page 225

Before closing the hood, be sure all the filler caps are on
properly. Then just pull the hood down and close it firmly.
Engine Oil
LOW
OIL
If the LOW OIL light on the
instrument panel comes on,
it means you need to check
your engine oil level right
away. For more
information, see "Low Oil
Level Light" in the Index.
You should check your
engine oil level regularly;
this is an added reminder.
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.
3100 (Code M) Engine
3.4L DOHC (Code X)
Engine
The engine oil dipstick handle is the yellow loop near
the front of the engine.
Turn off the engine and give the oil a few minutes to
drain back into the oil pan. If you don't, the oil dipstick
might not show the actual level.