GM Service Manual Online
For 1990-2009 cars only

Application

Specification

Metric

English

Front and rear tires under normal driving conditions

210 kPa

30 psi

Front and rear tires under sustained high speed driving of 160 km/h (100 mph) or higher

265 kPa

38 psi

Compact spare tire only

420 kPa

60 psi