Hill and mountain roads – GMC 2003 Sierra User Manual
Page 325
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Hill and Mountain Roads
Dnving on steep hills or mountains is different (tom
driving jn trat or rolling terrain.
If you drive regulflrty in steep country, or ff youVe
planning to visit there^ here are some tips that can make
your trips aafar and more enjoyable. See
Off-Fioad
ünifing W ith Your Four-Wfieei-Drive Vehtde an
page ^-27
for information about driving off'road.
• Keep ycKJf vehicle in good shape Check all fluid
levels
and
also the brakes, tires, cooling system
arhd transmission. These
parts
can \worit hard
on
mountain roads.
* Know how to go ciown hilEs. Tbg most important
thing to know is this: let your engine cto some of
the slowing down. Shift to a lower gear when you go
down 3 Sleep or long hill.
If you don't shift down, your brakes cauld get
so hot that they wouldn't work well. You would
then have poor braking or even none going
down a hill, You oould crash. Shift down to let
your engine assist your brakes on a steep
downhill slope.
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