GM Service Manual Online
For 1990-2009 cars only

Application

Specification

Metric

English

Condenser-to-Radiator Bolt

6 N·m

53 lb in

Coolant Crossover Pipe Bolt (LZE/LGD)

50 N·m

37 lb ft

Coolant Heater (LS4)

50 N·m

37 lb ft

Coolant Heater (LZ4,LZE,LGD)

60 N·m

44 lb ft

Engine Coolant Air Bleed Pipe/Cover Bolt (LS4)

12 N·m

106 lb in

Lower Radiator Support Bracket Bolt

60 N·m

44 lb ft

Thermostat Bypass Pipe-to-Engine Front Cover Bolt (LZ4,LZE,LGD)

11 N·m

98 lb in

Thermostat Bypass Pipe-to-Throttle Body Nut (LZ4,LZE,LGD)

25 N·m

18 lb ft

Thermostat Housing Bolt/Stud (LZ4,LZE,LGD)

10 N·m

89 lb in

Transmission Oil Cooler Pipe Attachment Nut

7 N·m

62 lb in

Upper Radiator Support Bracket Bolt

10 N·m

89 lb in

Water Outlet Housing Bolt (LS4)

15 N·m

11 lb ft

Water Pump Bolt (LS4)

15 N·m

11 lb ft

Water Pump Bolt (LZ4,LZE,LGD)

25 N·m

18 lb ft

Water Pump Manifold Bolt (M8) (LS4)

30 N·m

22 lb ft

Water Pump Manifold Bolt (M10) (LS4)

60 N·m

44 lb ft

Water Pump Pulley Bolt (LZ4,LZE,LGD)

25 N·m

18 lb ft