Air Conditioning - GMC 1997 Jimmy Owner's Manual

Air Conditioning
011
cool
but sunny days, use BI-LEVEL A/C to deliver
~varm air to the floor and cooler air to the instrument
p"nel outlets.
When the air conditioner is on. you may sometimes
notice slight changes in y o u r 1:ehicle's engine speed and
power, This
is
normal because the system is designed
to cycle the compressor on and off
t o
keep the
clesired temperature.
Heating
The heater works best if
yo11
keep p l r windows closed
while using
it.
On cold days. use HEATER
With
the
ten~perature knob turned clockwise. BLEND is
L I S S ~ L I ~
in
cool weather when you have
fos
or ice on the
winclshield o r side windows.
I f
~ O L I
use the optional engine coolant heater befhre
starting y o ~ ~ r engine. your heatin2 system will produce
warmer air faster to heat the passenger compartment i n
cold weather. See "Engine Coolant Heater" i n the Index.
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