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

Application

Specification

Metric

English

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

A/C Compressor Bracket Bolt

40 N·m

30 lb ft

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

Accessory Bracket, A/C and P/S, Bolt

40 N·m

30 lb ft

Accessory Drive Belt Tensioner Bolt

40 N·m

30 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 + Second Pass + Third Pass)

50 N·m + 60° + 15°

37 lb ft + 60° + 15°

Catalytic Converter Bolt

20 N·m

15 lb ft

Catalytic Converter Hanger Bolt

20 N·m

15 lb ft

Coolant Pipe/Engine Lift Bracket Bolt

20 N·m

15 lb ft

Crankshaft Balancer Bolt

20 N·m

15 lb ft

Crankshaft Bearing Bridge Bolt

20 N·m

15 lb ft

Crankshaft Drive Gear Bolt

(First Pass + Second Pass + Third Pass)

250 N·m + 45° + 15°

184 lb ft + 45° + 15°

Crankshaft Reluctor Ring Screw

15 N·m

11 lb ft

Crankshaft (CKP) Sensor Bolt

8 N·m

71 lb in

Cylinder Head Bolt

(First Pass + Second Pass + Third Pass + Fourth Pass + Fifth Pass)

25 N·m + 90° + 90° + 90° + 15°

18 lb ft + 90° + 90° + 90° + 15°

Engine Mount Upper Nut

40 N·m

30 lb ft

Engine Mount Lower Nut

55 N·m

41 lb ft

Engine Ventilation Chamber Bolt

8 N·m

71 lb in

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

(First Pass + Second Pass + Third Pass)

65 N·m + 30° + 15°

48 lb ft + 30° + 15°

Front Timing Belt Cover Bolt

8 N·m

71 lb in

Generator Mounting Bolt, Upper

40 N·m

30 lb ft

Generator Mounting Bolt, Lower

35 N·m

26 lb ft

Intake Air Resonator Nut

3 N·m

27 lb in

Ignition Coil Pack 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

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 to Engine Block

45 N·m

33 lb ft

Oil Filter Cartridge Housing Drain Plug

10 N·m

89 lb in

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 Pressure Switch

40 N·m

30 lb ft

Oil Pump Bolt

20 N·m

15 lb ft

Power Steering Pump Pulley Bolt

20 N·m

15 lb ft

Propeller Shaft Bolt

95 N·m

70 lb ft

Spark Plug

25 N·m

18 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 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