GMC 1996 Suburban Owner's Manual page 199

Your anti-lock brakes improve your vehicle's stability
when you make a hard stop on a slippery road. Even
though you have an anti-lock braking system, you'll
want to begin stopping sooner than you would on dry
pavement. See "Anti-Lock'' in the Index.
Allow greater following distance on
any
Watch for slippery spots. The road might be fine
slippery road.
until you hit a spot that's covered with ice. On an
"
otherwise clear road, ice patches may appear in
shaded areas where the sun can't reach: around
clumps of trees, behind buildings or under bridges.
Sometimes the surface of a curve or an overpass may
remain icy when the surrounding roads are clear. If
you see a patch of ice ahead of you, brake before you
are on it. Try not to brake while you'w actually on
the ice, and avoid sudden steering maneuvers.
If you are stopped by heavy snow, you could be in a
serious situation. You should probably stay with your
vehicle unless
YOU
know for sure that you are near help
and you can hike through the snow. Here are some
things to do to summon help and keep yourself and your
passengers safe:
Turn on your hazard flashers.
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