GM Service Manual Online
For 1990-2009 cars only

Application

Specification

Metric

English

Coolant Crossover Housing to Cylinder Head Bolt or Stud (Diesel Engine)

42 N·m

31 lb ft

Coolant Outlet to Crossover Housing Bolt or Stud (Diesel Engine)

42 N·m

31 lb ft

Coolant Outlet to Intake Manifold Bolt or Stud (5.7L Engine)

28 N·m

21 lb ft

Coolant Outlet to Intake Manifold Bolt or Stud (7.4L Engine)

37 N·m

27 lb ft

Coolant Recovery Reservoir Bolts

10 N·m

89 lb in

Coolant Temperature Sensor

23 N·m

17 lb ft

Drive Belt Tensioner Bolt

50 N·m

37 lb ft

Engine Oil Cooler Line Bracket Bolt

9 N·m

71 lb in

Engine Oil Cooler Line Clamp Nut

13 N·m

115 lb in

Engine Oil Cooler Line Clip Bolt

6 N·m

53 lb in

Engine Oil Cooler Line Fittings

24 N·m

18 lb ft

Fan Clutch Nut to Water Pump Stud (5.7L Engine)

56 N·m

41 lb ft

Fan Clutch Nut to Water Pump Stud (6.5L Engine)

59 N·m

44 lb ft

Fan Clutch to Water Pump Stud Nuts

24 N·m

18 lb ft

Fan to Fan Clutch Bolts and Nuts (7.4L Engine)

24 N·m

18 lb ft

Fan to Fan Clutch Bolts (5.7L and 6.5L Engines only)

23 N·m

17 lb ft

Hose Support Bolt (5.7L Engine)

15 N·m

11 lb ft

Idler Pulley Bolt

50 N·m

37 lb ft

Lower Fan Shroud Bolts

9 N·m

71 lb in

Radiator Hose Clamps (Diesel Engine)

3 N·m

27 lb in

Radiator Inlet Hose Support Bolt (5.7L and 7.4L Engines only)

3 N·m

27 lb in

Radiator Inlet Hose Support Bolt (Diesel Engine)

9 N·m

71 lb in

Upper Fan Shroud Bolts

9 N·m 

71 lb in

Water Pump Bolts (Gasoline Engine)

41 N·m

30 lb ft

Water Pump Plate to Block Bolts (Diesel Engine)

23 N·m

17 lb ft

Water Pump Plate to Block Studs (Diesel Engine)

23 N·m

17 lb ft

Water Pump Plate to Water Pump Bolt (Diesel Engine)

23 N·m

17 lb ft

Water Pump to Block Bolts (Diesel Engine)

23 N·m

17 lb ft

Water Pump to Block Bolts (Diesel Engine)

42 N·m

31 lb ft

Water Pump to Block Stud (Diesel Engine)

42 N·m

31 lb ft