GM Service Manual Online
For 1990-2009 cars only

Inflation Pressure At Full Load

Tires

Wheel

Front

Rear

kPa

psi

kPa

psi

185/70R14

5.5Jx14 - Steel

220

32

220

32

195/60R15

6.0Jx15 - Steel

220

32

220

32

185/70R14

5.5Jx14 - Alloy

220

32

220

32

195/60R15

6.0Jx15 - Alloy

220

32

220

32