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Info - Recommended Wheel Nut/Bolt Torque Specifications

Subject:Recommended Wheel Nut/Bolt Torque Specifications

Models:2003 Passenger Cars and Light Duty Trucks
2003 HUMMER H1, H2



This bulletin is being issued to list the recommended wheel nut/bolt torque specifications for passenger cars and light duty trucks for the 2003 model year.

2003 Passenger Cars

Vehicle

Fasteners

Bolt Circle Diameter (mm)

Lugwrench Hex Size

Service Torque

 

Number

Size

 

 

N·m

lb ft

J

5

M12 x 1.5

100

19 mm

140

100

B, C, D, G, H, K, N, U Van, W

5

M12 x 1.5

115

19 mm

140

100

Corvette

5

M12 x 1.5

120.65

19 mm

140

100

Pontiac Vibe

5

M12 x 1.5

100

21 mm

103

76

2003 Light Duty Trucks

Vehicle and Application

Fasteners

Bolt Circle Diameter (mm)

Lugwrench Hex Size

Service Torque

 

Number

Size

 

 

N·m

lb ft

S/T (All)

5

M12 x 1.5

120.65

19 mm

140

100

GMT360/370 (All)

6

M12 x 1.5

127

19 mm

140

100

M/L (All)

6

M14 x 1.5

139.7

22 mm

190

140

G/H10 (All)

6

M14 x 1.5

139.7

22 mm

190

140

G20, 30 (All)

8

M14 x 1.5

165.1

22 mm

190

140

C/K 15 (All Except 1500HD)

6

M14 x 1.5

139.7

22 mm

190

140

C/K 1500HD, 25, 35 & 36 (Including Dual Wheels)

8

M14 x 1.5

165.1

22 mm

190

140

HUMMER H1

8

9/16-18

165.1

7/8 in

190

140

HUMMER H2

8

M14 x 1.5

165.1

22 mm

190

140

Tracker (All)

5

M12 x 1.25

139.7

19 mm

95

69

* -- Dual wheel trucks - torque specifications apply to front and rear wheels.