GM Service Manual Online
For 1990-2009 cars only

Fastener Tightening Specifications L36

Application

Specification

Metric

English

Catalytic Converter Nut

25 N·m

18 lb ft

Center Exhaust Hanger Bolt

30 N·m

22 lb ft

EGR Inlet Pipe Bolt

30 N·m

22 lb ft

Engine Lift Bracket Retaining Fastener

30 N·m

22 lb ft

Exhaust Crossover Bolt

20 N·m

15 lb ft

Exhaust Manifold Fastener

30 N·m

22 lb ft

Exhaust Manifold Pipe Nut

40 N·m

30 lb ft

Exhaust Manifold Studs

9 N·m

80 lb in

Fuel Injector Sight Shield Bracket Retaining Nut

30 N·m

22 lb ft

Muffler Clamp Nut

40 N·m

30 lb ft

Power Brake Booster Heat Shield Nut

20 N·m

15 lb ft

Rear Exhaust Hanger Bolt

50 N·m

37 lb ft

Rear Exhaust Hanger Nut

30 N·m

22 lb ft

Secondary AIR Tube Bolt

10 N·m

89 lb in

Secondary AIR Valve Bolt

25 N·m

18 lb ft

Fastener Tightening Specifications LD8

Application

Specification

Metric

English

Catalytic Converter Nut

25 N·m

18 lb ft

Center Exhaust Hanger Bolt

30 N·m

22 lb ft

Coil Cassette Ground Wire Nut

17 N·m

13 lb ft

EGR Inlet Pipe Nut

60 N·m

44 lb ft

Engine Frame Bolt

191 N·m

141 lb ft

Engine Mount Nut

80 N·m

59 lb ft

Exhaust Manifold Bolt

25 N·m

18 lb ft

Exhaust Manifold Nut

25 N·m

18 lb ft

Exhaust Manifold Rear Pipe to Exhaust Manifold Flange Seal Retainer Bolt

25 N·m

18 lb ft

Exhaust Manifold Rear Pipe to Right Exhaust Manifold Bolt

40 N·m

30 lb ft

Front Exhaust Manifold Pipe Bolt

25 N·m

18 lb ft

Front Exhaust Manifold Pipe Support Bolt

25 N·m

18 lb ft

Intermediate Shaft Pinch Bolt

45 N·m

33 lb ft

Power Steering Gear Heat Shield Bolt

9 N·m

80 lb in

Rear Exhaust Hanger Bolt

50 N·m

37 lb ft

Rear Exhaust Hanger Nut

30 N·m

22 lb ft

Secondary AIR Tube Nut

12 N·m

106 lb in

Service Clamp

47 N·m

35 lb ft

Transaxle Mount Nut

80 N·m

59 lb ft

Vehicle Speed Sensor Heat Shield Nut

50 N·m

37 lb ft