GM Service Manual Online
For 1990-2009 cars only

Fastener Tightening Specifications Table

Application

Specification

Metric

English

Catalytic Converter Support Bracket to Converter Bolt

20 N·m

15 lb ft

Console Rear Support Nut

4 N·m

35 lb in

Drive Flange Nut

100 N·m

74 lb ft

Exhaust Muffler to Catalytic Converter Bolt

40 N·m

30 lb ft

Exhaust Muffler to Catalytic Converter Nut

40 N·m

30 lb ft

Flywheel to Torque Converter Bolts

30 N·m

22 lb ft

Force Motor Solenoid Valve Bolt

10 N·m

87 lb in

Front Oil Pan Bolt

11 N·m

96 lb in

Oil Cooler Inlet Pipe Fitting at Transmission

25 N·m

18 lb ft

Oil Cooler Outlet Pipe Fitting at Transmission

30 N·m

22 lb ft

Oil Cooler Pipe Fitting (Lower at Radiator)

25 N·m

18 lb ft

Oil Cooler Pipe Fitting (Upper at Radiator)

25 N·m

18 lb ft

Oil Pan Bolt

11 N·m

96 lb in

Oil Pan Fill Plug

45 N·m

33 lb ft

Oil Pressure Test Hole Plug

12 N·m

106 lb in

Propeller Shaft Coupling Bolt

95 N·m

70 lb ft

Rear Air Duct Front Support Nut

8 N·m

71 lb in

Shift Lever Rod Adjustment Bolt

8 N·m

71 lb in

Torque Converter Clutch Solenoid Valve Bolt

10 N·m

87 lb in

Transmission Case Extension Bolt

32 N·m

23 lb ft

Transmission Control Selector Switch Bolt

13 N·m

115 lb in

Transmission Crossmember to Body Bolt

45 N·m

33 lb ft

Transmission Crossmember to Mount Nut

20 N·m

15 lb ft

Transmission Housing to Engine Block Bolt

60 N·m

44 lb ft

Transmission Housing to Engine Oil Pan Bolt

20 N·m

15 lb ft

Transmission Mount Bolt

40 N·m

30 lb ft

Transmission Oil Filter Bolt

20 N·m

15 lb ft

Transmission Speed Sensor Bolt

9 N·m

78 lb in

Fastener Tightening Specifications

Description of Usage

Reference Number

Quantity

Size

Specification

Center Support to Adapter Case Bolt

31

8

5/16x18UNC-2Ax22

25 N·m (18 lb ft)

Control Valve Assembly to Adapter Case

109

7

5/16x18UNC-2Ax2"

20 N·m (15  lb  ft)

Control Valve Assembly to Main Case

70

7

5/16x18UNC-2Ax2"

20 NM (15  lb ft)

Converter Housing to Case Bolt

4

7

M10x1.5x172

40 N·m (29 lb ft)

Converter Housing to Oil Pump Bolt

5

5

5/16x18UNC-2Ax28.5

20 NM (15 lb ft)

Converter Housing Oil Seal Bolt (Torx®)

2

3

M4x0.7x10

3 NM (26 lb in)

Detent Roller and Spring Bolt

70

2

5/16"x18UNC-2Ax2"

20 N·m (15 lb ft)

Drive Flange

47

1

M22x1.5x18

105 N·m (74 ft lb)

Forward Band Servo Cover

90

4

1/4"x20UNC-2Ax1.5"

25 N·m (18 lb ft)

Main Case Space Plate Bolt

89

2

1/4x20UNC-2Ax9/16"

13 N·m (113 lb in)

Oil Cooler Inlet Pipe Fitting (At TRS)

35

1

M16x1.5x10

30 N·m (23 lb ft)

Oil Cooler Outlet Pipe Fitting (At TRS)

34

1

M16x1.5x10

30 N·m (23 lb ft)

Oil Pan to Adapter Case

23

12

M6x1.0x18

11 N·m (96 lb in)

Oil Pan to Main Case

23

16

M6x1.0x18

11 N·m (96 lb in)

Oil Pan Overfill Plug

108

1

M14x1.5x12

45 N·m (34 lb ft)

Oil Pressure Test Hole Plug

7

1

1/8NPTFx27x11.65

12 N·m (104 lb in)

Pressure Control Solenoid Valve

402

1

1/4x20UNC-2Ax9/16"

10 N·m (87 lb in)

Torque Convertor Clutch Solenoid Valve Bolt

402

1

1/4"x20UNC-2Ax9/16"

13 N·m (87 lb in)

Transmission Case Extension Bolt

52

7

3/8x16UNC-2Ax1.5"

32 N·m (24 lb ft)

Transmission Oil Filter Bolt

70

3

5/16"x18UNC-2Ax2"

20 N·m (15 lb ft)

Transmission Speed Sensor

46

1

M6x1.0x20

9 N·m (78 lb in)