GM Service Manual Online
For 1990-2009 cars only

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.

4 267

14,000

56-64

3 962

13,000

58-66

3 658

12,000

61-69

3 353

11,000

64-72

3 048

10,000

66-74

2 743

9,000

69-77

2 438

8,000

71-79

2 134

7,000

74-82

1 829

6,000

77-85

1 524

5,000

80-88

1 219

4,000

83-91

914

3,000

87-95

610

2,000

90-98

305

1,000

94-102

0

0 Sea Level

96-104

-305

-1,000

101-105