1998 GMC ENVOY climate control

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Page 110 of 386

GMC ENVOY 1998  Owners Manual NOTICE: 
Loading cargo that weighs  more than 200 Ibs. 
(91 kg) on  the luggage  carrier may damage your 
vehicle.  When you carry  large things, never let 
them  hang over the rear  or  the sides  of

Page 134 of 386

GMC ENVOY 1998  Owners Manual Section 3 Comfort Controls  and Audio Systems 
In this section,  you’ll  find out how to operate  the comfort  control and audio systems offered with your vehicle.  Be 
sure  to read  about the part

Page 135 of 386

GMC ENVOY 1998  Owners Manual I 
Comfort Controls 
With this system, you can control the heating,  cooling 
and  ventilation in your vehicle. 
AUTO: If the  knob  is  in AUTO, the fan speed will vary 
as the  system  maintains 
th

Page 137 of 386

GMC ENVOY 1998  Owners Manual Mode Knob - Manual  Operation 
The right knob  on the control panel allows  you to 
choose  the direction 
of air delivery. 
You can choose  to set the  climate  control system 
operations  yourself,

Page 140 of 386

GMC ENVOY 1998  Owners Manual Rear Window Defogger 
The lines  you see on 
the rear  window  warm 
the  glass. 
For best results,  clear the window  of as  much  snow or 
ice 
as possible  before  using the rear  window  defogger.

Page 289 of 386

GMC ENVOY 1998  Owners Manual Treadwear Temperature -- A, B, C 
The 
treadwear  grade  is a comparative rating based on 
the wear rate of the tire when  tested under controlled 
conditions 
on a specified government test  course.

Page 376 of 386

GMC ENVOY 1998  Owners Manual Climate Control  System ........................... 3-2 
Clock.  Setting 
................................... 3-8 
Comfort  Controls 
................................ 3-2 
Console  Mounted  CD Changer