GM Service Manual Online
For 1990-2009 cars

Application

Specification

Metric

English

Air Dryer Delivery Port Elbow*

35 N·m

26 lb ft

Air Dryer Governor Port Elbow*

20 N·m

15 lb ft

Air Dryer Nut

45 N·m

33 lb ft

Air Dryer Support Elbow*

35 N·m

26 lb ft

Air Reservoir Plug

50 N·m

37 lb ft

Air Reservoir Support Bolt (All except Rear Axle Rear Unit without Reinforced Frame)

53 N·m

39 lb ft

Air Reservoir Support Bolt (Rear Axle Rear Unit without Reinforced Frame)

45 N·m

33 lb ft

Bracket Bolt

12 N·m

106 lb in

Brake Pedal Bracket Bolt (6 mm)

8 N·m

71 lb in

Brake Pedal Bracket Bolt (8 mm)

19 N·m

14 lb ft

Brake Pedal Joint Lock Nut

62 N·m

46 lb ft

Double Check Valve

28 N·m

21 lb ft

Dual Application Valve Mounting Bolt

40 N·m

29 lb ft

Elbow* (Trailer Air Brake Service and Emergency Coupling Bracket Connectors)

28 N·m

21 lb ft

Elbow* (Truck Trailer Air Brake Coupling Stud Nut)

20 N·m

15 lb ft

Front Axle Service Reservoir Support Bolts

67 N·m

49 lb ft

Front Axle Limiting, Ratio Valve Nuts

22 N·m

16 lb ft

Inflation Valve

20 N·m

15 lb ft

Low Air Pressure Switch

12 N·m

106 lb in

Male Connector (Trailer Air Brake Service and Emergency Coupling Bracket)

28 N·m

21 lb ft

Male Connector Nut (Trailer Air Brake Service and Emergency Coupling Bracket)

12 N·m

106 lb in

Park Control Valve Nut (Cab Mounted)

6 N·m

53 lb in

Park Control Valve Nut (Chassis Mounted)

22 N·m

16 lb ft

Parking Control Valve Nut

6 N·m

53 lb in

Pogo Stick Nut

28 N·m

21 lb ft

Pressure Protection Valve Nut

30 N·m

22 lb ft

Quick Release Valve (Double Check Type) Bolt

52 N·m

38 lb ft

Quick Release Valve Nut

22 N·m

16 lb ft

Rear axle service, truck, nuts

42 N·m

31 lb ft

Relay Valve Bolt

52 N·m

38 lb ft

Relay Valve (Double Check Type) Bolt

52 N·m

38 lb ft

Relay Valve (Proportioning Type) Bolt

52 N·m

38 lb ft

Reservoir Drain Valve

50 N·m

37 lb ft

Reservoir Drain Valve (Manual Type)

50 N·m

37 lb ft

Safety Valve

30 N·m

22 lb ft

Single Check Valve

50 N·m

37 lb ft

Stoplamp Switch

11 N·m

97 lb in

Strap Nut (All except Rear Axle Front Unit and Repair Axle Rear Unit Air Reservoirs)

28 N·m

21 lb ft

Strap Nut (Rear Axle Front Unit and Repair Axle Rear Unit Air Reservoirs)

23 N·m

17 lb ft

Stud Nut (Truck Trailer Air Brake Coupling)

45 N·m

33 lb ft

Stop Lamp Switch

12 N·m

106 lb in

Towing Vehicle Protection Valve Nut

22 N·m

16 lb ft

Trailer Air Brake Control Valve Bolt

40 N·m

29 lb ft

Trailer Air Brake Coupling (Truck)

35 N·m

26 lb ft

Trailer Air Brake Dummy Coupling Nut (Truck)

30 N·m

22 lb ft

Trailer Air Brake Emergency Coupling Hose (Tractor)

28 N·m

21 lb ft

Trailer Air Brake Service Coupling Hose (Tractor)

28 N·m

21 lb ft

Trailer Air Brake Stoplamp Switch

7 N·m

62 lb in

*Tighten to the specified torque, and then rotate a maximum of 360 degrees until the proper orientation is achieved.