Control Panel Components; Temperature Control Switch; Variable Resistor - Pontiac Grand Prix Service Manual

AUTOMATIC TEMPERATURE CONTROL 1B-3
Fig.
18-3
Grand Prix Automatic Temperature Control
A/C Engine Harness
f
\----
AMBIENT
-
SENSOR 6
1
SWITCH
2. Remove glove box on Pontiac.
TEMPERATURE CONTROL SWITCH
I
3. Refer to Fig. 1B-4 and 1B-5 respectively for hose
VARIABLE RESISTOR
MOTOR
\
4
VIEW A
routing and connections.
CONTROL PANEL
Two methods of adjusting the temperature control
variable resistor are available. Use the first method to
adjust the unit in the car and the second to adjust the
variable resistor after installing a new one.
ALL
-
REMOVE
AND REPLACE
ALL
-
ADJUST IN CAR
Pontiac and Grand Prix control panels for Automatic
Temperature Control' systems can be removed by using
TO LOWER THE IN CAR TEMPERATURE to
procedures for
'landard
'ystems. These proccdum are
suit owner preference, insert tool
J
23187 in slot
in section
1A.
adjacent to lever as shown in Fig. 1B-8.
CONTROL PANEL COMPONENTS
2. Engage teeth on variable resistor and pull towards
you to lower outlet temperature.
Several items on the Automatic Temperature Control
3. TO RAISE THE
I N
CAR TEMPERATURE push
pane' arc *Niced. They the rotary vacuum
the variable resistor away from you with tool J 23187.
valve, contact switches, blower switch and variable
resistor. Figs. 1B-6 and 1B-7 show the Pontiac and
Grand Prix panels respectively and should be referred
After installing a new variable resistor, use the method
to when servicing individual components.
in Fig. 1B-8
to
adjust.