GM Service Manual Online
For 1990-2009 cars only

Application

Specification

Metric

English

Coolant Heater to Engine Block (4.8L, 5.3L, 6.0L)

40 N·m

30 lb ft

Coolant Heater to Engine Block (4.3L)

2 N·m

18 lb in

Coolant Heater Cord to Frame Bolts

8 N·m

71 lb in

Coolant Outlet Bolts (4.3L)

19 N·m

14 lb ft

Fan Blade Clutch Bolts

23 N·m

17 lb ft

Fan Clutch Nut

56 N·m

41 lb ft

Fan Shroud Bolts

9 N·m

80 lb in

Oil Cooler Line Clip Bolt

50 N·m

37 lb ft

Oil Cooler Line Junction Block Bolt

9 N·m

80 lb in

Radiator Mounting Bolt

25 N·m

18 lb ft

Surge Tank Nut

10 N·m

89 lb in

Thermostat to Coolant Pump Bolts (4.8L,5.3L,6.0L)

15 N·m

11 lb ft