GM Service Manual Online
For 1990-2009 cars only

Altitude Versus Barometric Pressure

Altitude Measured in Meters (m)

Altitude Measured in Feet (ft)

Barometric Pressure Measured in Kilopascals (kPa)

Determine your altitude by contacting a local weather station or by using another reference source.

4267

14000

56-64

3962

13000

58-66

3658

12000

61-69

3353

11000

64-72

3048

10000

66-74

2743

9000

69-77

2438

8000

71-79

2134

7000

74-82

1829

6000

77-85

1524

5000

80-88

1219

4000

83-91

914

3000

87-95

610

2000

90-98

305

1000

94-102

0

0 Sea Level

96-104

-305

-1000

101-105