GMC 2007 Yukon XL, Owner'S Manual

Page: 164 / 630

Engine Exhaust
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CAUTION:
Engine exhaust can kill. It contains the
gas carbon monoxide (CO), which you
cannot see or smell. It can cause
unconsciousness and death.
You might have exhaust coming in if:
•
The exhaust system sounds strange
or different.
•
Your vehicle gets rusty underneath.
•
Your vehicle was damaged in a
collision.
•
Your vehicle was damaged when
driving over high points on the road
or over road debris.
•
Repairs were not done correctly.
•
Your vehicle or the exhaust system
has been modified improperly.
CAUTION: (Continued)
CAUTION: (Continued)
If you ever suspect exhaust is coming into
your vehicle:
•
Drive it only with all the windows
down to blow out any CO; and
•
Have your vehicle fixed immediately.
Running the Engine While Parked
It is better not to park with the engine running. But if
you ever have to, here are some things to know.
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CAUTION:
Idling the engine with the climate control
system off could allow dangerous exhaust
into your vehicle. See the earlier caution
under Engine Exhaust on page 164.
Also, idling in a closed-in place can let
CAUTION: (Continued)
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