GM Service Manual Online
For 1990-2009 cars only

Fastener Tightening Specifications 4L80-E

Application

Specification

Metric

English

Accumulator Housing to Valve Body

11 N·m

97 lb in

Case Center Support

44 N·m

32 lb ft

Control Valve Assembly to Case

11 N·m

97 lb in

Cooler Pipe Connector Nut at Case and Radiator

38 N·m

28 lb ft

Engine Rear Mount to Transmission Bolt

44 N·m

32 lb ft

Engine Rear Support Bracket to Frame Nut

44 N·m

32 lb ft

Extension Housing to Case

34 N·m

25 lb ft

Flywheel Housing Cover to Transmission

7 N·m

62 lb in

Flywheel to Converter

44 N·m

32 lb ft

Fourth Clutch

23 N·m

17 lb ft

Manual Shaft to Detent Lever Nut

24 N·m

18 lb ft

Oil Pan Drain Plug

34 N·m

25 lb ft

Oil Pan to Case

24 N·m

18 lb ft

Oil Test Hole Plug

11 N·m

97 lb in

Parking Pawl Bracket to Case

24 N·m

18 lb ft

Pressure Control Solenoid Bracket to Valve Body

8 N·m

71 lb in

Pump Assembly to Case

24 N·m

18 lb ft

Pump Body to Cover

24 N·m

18 lb ft

Rear Servo Cover to Case

24 N·m

18 lb ft

Solenoid to Valve Body

8 N·m

71 lb in

Speed Sensor and Bracket Assembly to Case

11 N·m

97 lb in

Transmission Case to Engine

44 N·m

32 lb ft

Valve Body to Case/Lube Pipe

11 N·m

97 lb in

Valve Body to Case/PSM

11 N·m

97 lb in

Fastener Tightening Specifications Unit Repair

Application

Ref No.*

Qty

Size

Specification

Metric

English

Accumulator Housing to Valve Body

53

6

M6x1.0x100

11 N·m

97 lb in

Case Center Support

25

1

3/8-16x27.2

43 N·m

32 lb ft

Control Valve Body to Case

35

21

M6x1.0x55

11 N·m

97 lb in

Cooler Pipe Connector Nut to Case

90

2

1/4-18NPS(SPL)

38 N·m

28 lb ft

Extension Housing to Case

21

6

M10x1.50x30

34 N·m

25 lb ft

Flywheel to Convertor

N/A

6

M10x1.5x23

43 N·m

32 lb ft

Fourth Clutch Housing

26

1

5/16-18x24.4

23 N·m

17 lb ft

Line Pressure Test Hole Plug

24

1

1/8-27NPTFx15.8

11 N·m

97 lb ft

Manual Shaft Detent Lever Nut

712

1

M10x1.50x10.8

24 N·m

18 lb ft

Oil Drain Plug

79

1

M12x1.75x19.3

34 N·m

25 lb ft

Oil Pan to Case

27

17

M8x1.25x20

24 N·m

18 lb ft

Parking Pawl Bracket to Case

714

1

M8x1.25x20

24 N·m

18 lb ft

Pressure Control Solenoid Bracket to Valve Body

310

1

M6x1.0x19.6

8 N·m

71 lb in

Pump Assembly to Case

3

8

M8x1.25x63

24 N·m

18 lb ft

Pump Body to Cover

220

5

M8x1.25x40

24 N·m

18 lb ft

Rear Servo Cover to Case

61

6

M8x1.25x20

24 N·m

18 lb ft

Solenoid to Valve Body

310

2

M6x1.0x19.6

8 N·m

71 lb in

Speed Sensor Bracket to Case

23

2

M6x1.0x14

11 N·m

97 lb in

Valve Body to Case/Lube Pipe

35

2

M6x1.0x35

11 N·m

97 lb in

Valve Body to Case/TFP

76

6

M6x1.0x55

11 N·m

97 lb in

* Reference Number refers to the callout number on the disassembled view.