Cadillac CTS - Manual (Page 215)

Hot Coolant Temperature Warning
Message
When you see this
flashing symbol, the
engine coolant
temperature is high
(257°F (125°C)).
To acknowledge this warning, press either button
on the outboard switch on the left spoke of the
steering wheel. After you press a button, this
warning will come on every 10 minutes until the
temperature returns to the normal operating range.
Driving aggressively or driving on long hills can
cause the engine coolant temperature to be higher
than normal. The Engine Coolant Temperature
Warning Light should also come on. See Engine
Coolant Temperature Warning Light (CTS) on
page 200 for more information. If this warning is
displayed during normal vehicle operation on
flat roads, your vehicle may need service.
See your dealer for an inspection.
Check Engine Oil Pressure Message
Your vehicle may have
this feature. When you
see this flashing
symbol, the engine oil
pressure is low.
To acknowledge this warning, press either button
on the outboard switch on the left spoke of the
steering wheel. After you press this button, the
warning will redisplay every 10 minutes until the
pressure returns to the normal operating range. Oil
pressure should be 20 to 80 psi (140 to 550 kPa). In
certain situations such as long, extended idles on
hot days, it could read as low as 6 psi (40 kPa) and
still be considered normal. It may vary with engine
speed, outside temperature and oil viscosity. The
Oil Pressure Light shoud also come on. See Oil
Pressure Light on page 206 for more information.
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