GMC 2008 Yukon XL Denali, Owner'S Manual, Page: 136 / 502

Parking Over Things That Burn
{
CAUTION:
Things that can burn could touch hot exhaust
parts under your vehicle and ignite. Do not
park over papers, leaves, dry grass, or other
things that can burn.
Engine Exhaust
{
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.
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.
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