GM Service Manual Online
For 1990-2009 cars only

Temperature

Ambient Air Temp Sensor

Evaporator Temperature Sensor

°C

°F

(K ohms)

(K ohms)

-40

-40

333.56

92.76

-30

-22

176.08

48.79

-20

-4

96.8

26.76

-10

14

55.2

15.25

0

32

32.6

9

10

50

19.9

5.48

20

68

12.4

3.44

30

86

8.05

2.22

40

104

5.32

1.47

50

122

3.6

0.993

60

140

2.48

0.685

70

158

1.75

0.482