GM Service Manual Online
For 1990-2009 cars only

Sensor Resistance Table Ambient Air Temp Sensor

Voltage Tech 2 (V)

R Nominal (k ohms)

Outside Air Temp (°F)

Outside Air Temp (°C)

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Input OPEN or SHORT to battery

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4.7

169.4

-40

-40

4.5

88.74

-22

-30

4.1

48.58

-4

-20

3.7

27.67

14

-10

3.1

16.33

32

0

2.5

9.951

50

10

1.9

6.246

68

20

1.4

4.028

86

30

1.0

2.663

104

40

0.7

1.801

122

50

0.5

1.245

140

60

0.4

0.8772

158

70

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Input SHORT to ground

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