GM Service Manual Online
For 1990-2009 cars only
Table 1: Hose and Line Tightening Specifications

Application

Specification

Metric

English

A/C Compressor Hose Support Strap Bolt

8 N·m

71 lb in

A/C Compressor/Condenser Hose Bracket Bolt

8 N·m

71 lb in

A/C Condenser Line Bolt

27 N·m

20 lb ft

Accessory Drive Belt Tensioner Bolt

40 N·m

30 lb ft

AIR Crossover Pipe Bushing Nut

12 N·m

108 lb in

AIR Crossover Pipe Support Bracket (Generator Bolt) Nut

40 N·m

30 lb ft

AIR Pipe Bolt

20 N·m

15 lb ft

Camshaft Bearing Cap Bolt

8 N·m

71 lb in

Camshaft Cover Bolt

8 N·m

71 lb in

Camshaft Sprocket Bolt

  • First Pass

50 N·m

37 lb ft

  • Second Pass

60 Degrees

60 Degrees

  • Final Pass

15 Degrees

15 Degrees

Catalytic Converter Hanger Bolt

20 N·m

15 lb ft

Catalytic Converter Nut

25 N·m

18 lb ft

Coolant Pipe/Engine Lift Bracket Bolt

20 N·m

15 lb ft

Crankshaft Balancer Bolt

20 N·m

15 lb ft

Crankshaft Drive Gear Bolt

  • First Pass

250 N·m

184 lb ft

  • Second Pass

45 Degrees

45 Degrees

  • Final Pass

15 Degrees

15 Degrees

Cylinder Head Bolt

  • First Pass

25 N·m

18 lb ft

  • Second Pass

90 Degrees

90 Degrees

  • Third Pass

90 Degrees

90 Degrees

  • Fourth Pass

90 Degrees

90 Degrees

  • Fifth Pass

15 Degrees

15 Degrees

  • Final Pass

15 Degrees

15 Degrees

Drive Belt Tensioner Bolt

40 N·m

30 lb ft

Engine Mount Lower Nut

55 N·m

41 lb ft

Engine Mount Upper Nut

40 N·m

30 lb ft

Engine Splash Shield Bolt

10 N·m

89 lb in

Engine Rear Cover Bolt

8 N·m

71 lb in

Engine Rear Cover Threaded Pin

10 N·m

89 lb in

Flywheel Bolt

  • First Pass

65 N·m

48 lb ft

  • Second Pass

30 Degrees

30 Degrees

  • Final Pass

15 Degrees

15 Degrees

Front Timing Belt Cover Bolt

8 N·m

71 lb in

Generator Mounting Bolt (Lower)

35 N·m

26 lb ft

Generator Mounting Bolt (Upper)

40 N·m

30 lb ft

Idler Arm Bolt

60 N·m

44 lb ft

Intake Manifold Bolt

20 N·m

15 lb ft

Intake Manifold Spacer Bolt

20 N·m

15 lb ft

Intake Plenum Bolt

20 N·m

15 lb ft

Lower Oil Pan Bolt

8 N·m

71 lb in

Oil Baffle Bolt

8 N·m

71 lb in

Oil Cooler Cover Bolt

30 N·m

22 lb ft

Oil Cooler Inlet and Outlet Bolt

20 N·m

15 lb ft

Oil Filter Cartridge Housing Drain Plug

10 N·m

89 lb in

Oil Filter Cartridge Housing to Engine Block

45 N·m

33 lb ft

Oil Filter Cartridge Plastic Cap to Housing

25 N·m

18 lb ft

Oil Intake Pipe Bolt

8 N·m

71 lb in

Oil Pan Drain Plug

10 N·m

89 lb in

Oil Pump Bolt

20 N·m

15 lb ft

Power Steering Pump Pulley Bolt

20 N·m

15 lb ft

Throttle Body Bolt

12 N·m

106 lb in

Timing Belt Idler Pulley Bolt

40 N·m

30 lb ft

Timing Belt Tensioner Bracket Bolt

40 N·m

30 lb ft

Timing Belt Tensioner Pulley Nut

20 N·m

15 lb ft

Transmission to Upper Oil Pan Bolt

40 N·m

30 lb ft

Upper Oil Pan Bolt

15 N·m

11 lb ft

Water Crossover Bolt

30 N·m

22 lb ft

Water Pump Bolt

25 N·m

18 lb ft

Water Pump Pulley Bolt

8 N·m

71 lb in

Wiring Harness Channel Bolt

8 N·m

71 lb in

Hose and Line Tightening Specifications

Application

Specification

Metric

English

Engine Oil Cooler Line

30 N·m

22 lb ft

Fuel Return Hose to Fuel Rail

15 N·m

11 lb ft

Fuel Supply Hose to Fuel Rail

15 N·m

11 lb ft

Oil Cooler Feed and Return Lines to Engine Block

30 N·m

22 lb ft

Power Steering Pump Discharge Hose to Pump

28 N·m

21 lb ft

Application

Specification

Metric

English

Accessory Drive Belt Tensioner Bolt

40 N·m

30 lb ft

AIR Crossover Pipe Bushing Nut

12 N·m

108 lb in

AIR Crossover Pipe Support Bracket (Generator Bolt) Nut

40 N·m

30 lb ft

AIR Pipe Bolt

20 N·m

15 lb ft

Camshaft Bearing Cap Bolt

8 N·m

71 lb in

Camshaft Cover Bolt

8 N·m

71 lb in

Camshaft Sprocket Bolt

  • First Pass

50 N·m

37 lb ft

  • Second Pass

+ 60 degrees

+ 60 degrees

  • Final Pass

+ 15 degrees

+ 15 degrees

Connecting Rod Bearing Cap Bolt

35 N·m

26 lb ft

+ 45 degrees

+ 45 degrees

+ 15 degrees

Coolant Pipe/Engine Lift Bracket Bolt

20 N·m

15 lb ft

Crankshaft Balancer Bolt

20 N·m

15 lb ft

Crankshaft Bearing Bolt

50 N·m

37 lb ft

+ 60 degrees

15 degrees

Crankshaft Bearing Bridge Bolt

20 N·m

15 lb ft

Crankshaft Drive Gear Bolt

  • First Pass

250 N·m

184 lb ft

  • Second Pass

+ 45 degrees

+ 45 degrees

  • Final Pass

+ 15 degrees

+ 15 degree

Crankshaft Reluctor Ring Screw

15 N·m

11 lb ft

Crankcase Vent Housing Bolt

8 N·m

71 lb in

Cylinder Head Bolt

  • First Pass

25 N·m

18 lb ft

  • Second Pass

+ 90 degrees

+ 90 degrees

  • Third Pass

+ 90 degrees

+ 90 degrees

  • Fourth Pass

+ 90 degrees

+ 90 degrees

  • Fifth Pass

+ 15 degrees

+ 15 degrees

  • Sixth Pass

+ 15 degrees

+ 15 degrees

  • Final Pass

+ 15 degrees

+ 15 degrees

Drivebelt Tensioner Bolt

40 N·m

30 lb ft

Engine Rear Cover Bolt

8 N·m

71 lb in

Engine Rear Cover Threaded Pin

10 N·m

89 lb in

Exhaust Manifold Heat Shield Bolt

8 N·m

71 lb in

Exhaust Manifold Nut

20 N·m

15 lb ft

Flywheel Bolt

  • Fist Pass

65 N·m

48 lb ft

  • Second Pass

+ 30 degrees

+ 30 degrees

  • Final Pass

+ 15 degrees

+ 15 degrees

Front Timing Belt Cover Bolt

8 N·m

71 lb in

Generator Mounting Bolt, Lower

35 N·m

26 lb ft

Generator Mounting Bolt, Upper

40 N·m

30 lb ft

Ignition Coil Cassette Bolt

8 N·m

71 lb in

Intake Manifold Bolt

20 N·m

15 lb ft

Intake Manifold Flange Bolt

20 N·m

15 lb ft

Intake Plenum Bolt

20 N·m

15 lb ft

Lower Oil Pan Bolt

8 N·m

71 lb in

Main Bearing Cap Bolt

50 N·m

37 lb ft

+ 60 degrees

+ 15 degrees

Oil Baffle Bolt

8 N·m

71 lb in

Oil Cooler Cover Bolt

30 N·m

22 lb ft

Oil Cooler Inlet and Outlet Nut

20 N·m

15 lb ft

Oil Filter Cartridge Housing Drain Plug

10 N·m

89 lb in

Oil Filter Cartridge Housing to Engine Block

45 N·m

33 lb ft

Oil Filter Cartridge Plastic Cap to Housing

25 N·m

18 lb ft

Oil Intake Pipe Bolt

8 N·m

71 lb in

Oil Pan Drain Plug

10 N·m

89 lb in

Oil Pump Bolt

  • First Pass

12 N·m

9 lb ft

  • Second Pass

20 N·m

15 lb ft

Power Steering Pump Pulley Bolt

20 N·m

15 lb ft

Thermostat Housing Bolt

20 N·m

15 lb ft

Timing Belt Idler Pulley Bolt

40 N·m

30 lb ft

Timing Belt Tensioner Bracket Bolt

40 N·m

30 lb ft

Timing Belt Tensioner Pulley Nut

20 N·m

15 lb ft

Transmission to Upper Oil Pan Bolt

40 N·m

30 lb ft

Upper Oil Pan Bolt

15 N·m

11 lb ft

Water Crossover Bolt

30 N·m

22 lb ft

Water Inlet Pipe Bolt

20 N·m

15 lb ft

Water Pump Bolt

25 N·m

18 lb ft

Water Pump Pulley Bolt

8 N·m

71 lb in

Wiring Harness Channel Bolt

8 N·m

71 lb in