GM Service Manual Online
For 1990-2009 cars only
Table 1: Inflation Pressure At Full Load
Table 2: Inflation Pressure Conversion Specifications

Inflation Pressure At Full Load

Engine

Tires

Wheel

Front

Rear

kPa

psi

kPa

psi

1.2S

155/80R13

13x5J (Steel)

207

30

207

30

175/70R13

14x5.5J (Aluminum)

207

30

207

30

185/60R14

14x5.5J (Aluminum)

207

30

207

30

1.4S

155/80R13

13x5J (Steel)

207

30

207

30

175/70R13

14x5.5J (Steel/Alu)

207

30

207

30

185/60R14

14x5.5J (Aluminum)

207

30

207

30

1.4D

175/70R13

13x5J (Steel)

207

30

207

30

185/60R14

14x5.5J (Steel/Alu)

207

30

207

30

1.5S

155/80R13

13x5J (Steel)

207

30

207

30

175/70R13

14x5.5J (Aluminum)

207

30

207

30

185/60R14

14x5.5J (Aluminum)

207

30

207

30

1.5L

155/80R13

13x5J (Steel)

207

30

207

30

175/70R13

14x5.5J (Aluminum)

207

30

207

30

185/60R14

14x5.5J (Aluminum)

207

30

207

30

1.6L

185/60R14

14x5.5J (Aluminum)

207

30

207

30

185/60R14

14x5.5J (Steel)

207

30

207

30

Temp. Spare

105/70R14

4Tx14 (Steel)

414

60

414

60

Inflation Pressure Conversion Specifications

kPa

psi

kPa

psi

kPa

psi

140

20

185

27

235

24

145

21

190

28

240

35

155

22

200

29

250

36

160

23

205

30

275

40

165

24

215

31

310

45

170

25

220

32

345

50

180

26

230

33

380

55