Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
16412876) - 2023 - CRC - 3/25/22
252 Driving and Operating
2. Push plastic hooks back to
engage grille slats. It is
recommended to start with
the lower hooks at the
center of the grille.
3. Repeat for all hooks to
fully engage cover to grille.
For vehicles equipped with
a front license plate
bracket, only the outer
clips will be engaged on
the upper row. Ensure the
top center portion of the
cover is positioned
securely behind the license
plate bracket.
4. Make sure all clips remain
engaged during
installation. Cover should
be stretched to a tight fit
when properly installed.
Engine Heater
The engine heater, if available,
can help in cold weather
conditions at or below
−18 °C (0 °F) for easier starting
and better fuel economy
during engine warm-up. Plug in
the engine heater at least four
hours before starting the
vehicle. An internal thermostat
in the plug end of the cord will
prevent engine heater
operation at temperatures
above −18 °C (0 °F).
{
Warning
Do not plug in the engine
block heater while the
vehicle is parked in a garage
or under a carport. Property
damage or personal injury
may result. Always park the
(Continued)
Warning (Continu ed)
vehicle in a clear open area
away from buildings or
structures.
To Use the Engine Heater
1. Turn off the engine.
2. Open the hood and unwrap
the electrical cord. The
cord is located on the
passenger side of the
compartment near the air
cleaner/filter.
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