Chevrolet Silverado / GMC Sierra. Manual — part 1

2008 ENGINE

Engine Mechanical - 4.3L - Sierra & Silverado

SPECIFICATIONS

FASTENER TIGHTENING SPECIFICATIONS

Application

Specification

Metric

English

Accelerator Control Cable Bracket Nut to Stud

12 N.m

106 lb in

Accelerator Control Cable Bracket Nut to Throttle
Body

9 N.m

80 lb in

Accelerator Control Cable Bracket Stud to Intake
Manifold

6 N.m

53 lb in

Accelerator Control Cable Bracket Stud to Throttle
Body

12 N.m

106 lb in

Air Cleaner Adapter Stud

8 N.m

71 lb in

Balance Shaft Driven Gear Bolt

First Pass

20 N.m

15 lb ft

Final Pass

35 degrees

Balance Shaft Retainer Bolt

12 N.m

106 lb in

Battery Cable Bracket Bolt to Oil Pan

12 N.m

106 lb in

Battery Negative Cable Bolt to Engine

25 N.m

18 lb ft

Battery Positive Cable Junction Block Bracket Bolt

25 N.m

18 lb ft

Belt Idler Pulley Bolt

50 N.m

37 lb ft

Camshaft Retainer Bolt

12 N.m

106 lb in

Camshaft Sensor Bolt

N.m

lb ft

Camshaft Sprocket Bolt

25 N.m

18 lb ft

Connecting Rod Bolt

First Pass

20 N.m

15 lb ft

Final Pass

100 degrees

Crankshaft Balancer Bolt

95 N.m

70 lb ft

Crankshaft Bearing Cap Bolt - Preferred Method

First Pass

20 N.m

15 lb ft

Final Pass

73 degrees

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado

Crankshaft Bearing Cap Bolt

105 N.m

77 lb ft

Crankshaft Position Sensor Bolt

9 N.m

80 lb in

Crankshaft Pulley Bolt

58 N.m

43 lb ft

Crankshaft Rear Oil Seal Housing Bolt and Nut

12 N.m

106 lb in

Crankshaft Rear Oil Seal Housing Retainer Stud

6 N.m

53 lb in

Crossmember Bolt

100 N.m

74 lb ft

Cylinder Head Bolt - Preferred Method

All Bolts First Pass in Sequence

30 N.m

22 lb ft

Long Bolts Final Pass in Sequence

75 degrees

Medium Bolts Final Pass in Sequence

65 degrees

Short Bolts Final Pass in Sequence

55 degrees

Cylinder Head Core Hole Plug

20 N.m

15 lb ft

Distributor Cap Bolt

2.4 N.m

21 lb in

Distributor Clamp Bolt

25 N.m

18 lb ft

Drive Belt Idler Pulley Bolt

50 N.m

37 lb ft

Drive Belt Tensioner Bolt

50 N.m

37 lb ft

Engine Block Left Side Oil Gallery Plug

20 N.m

15 lb ft

Engine Block Left Rear Oil Gallery Plug

30 N.m

22 lb ft

Engine Block Right Rear Oil Gallery Plug

20 N.m

15 lb ft

Engine Block Coolant Drain Hole Plug

20 N.m

15 lb ft

Engine Block Oil Gallery Plug

20 N.m

15 lb ft

Engine Coolant Heater Bolt/Screw

2 N.m

18 lb in

Engine Coolant Temperature (ECT) Sensor

20 N.m

15 lb ft

Engine Flywheel Bolt

100 N.m

74 lb ft

Engine Front Cover Bolt

12 N.m

106 lb in

Engine Lift Front Bracket Stud

35 N.m

26 lb ft

Engine Mount Bolt to Engine Bracket

50 N.m

37 lb ft

Engine Mount Engine Bracket Bolt to Engine

50 N.m

37 lb ft

Engine Mount Frame Bracket Through-bolt

75 N.m

55 lb ft

Engine Mount Frame Side Mount Bolt

65 N.m

50 lb ft

Engine Oil Level Sensor

13 N.m

115 lb in

Engine Oil Pressure Gage Sensor

30 N.m

22 lb ft

Engine Oil Pressure Gage Sensor Fitting - Plus
Required Angle

15 N.m

11 lb ft

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado

Engine Shield Bolt

20 N.m

15 lb ft

Engine Wiring Harness Bracket Bolt to Battery
Positive Cable Junction Block Bracket

9 N.m

80 lb in

Engine Wiring Harness Bracket Bolt to Generator
and Drive Belt Tensioner Bracket

25 N.m

18 lb ft

Engine Wiring Harness Bracket Nut to Evaporative
Emission (EVAP) Canister Purge Solenoid Valve
Stud

9 N.m

80 lb in

Engine Wiring Harness Bracket Nut to Intake
Manifold Stud

12 N.m

106 lb in

Engine Wiring Harness Bracket Stud

25 N.m

18 lb ft

Engine Wiring Harness Clip Bolt

9 N.m

80 lb in

Engine Wiring Harness Ground Nut

16 N.m

12 lb ft

Evaporative Emission (EVAP) Canister Purge
Solenoid Valve Stud to Intake Manifold

10 N.m

89 lb in

Exhaust Manifold Bolt/Stud

First Pass

15 N.m

11 lb ft

Final Pass

30 N.m

22 lb ft

Exhaust Manifold Heat Shield Bolt

9 N.m

80 lb in

Fan and Water Pump Pulley Bolt

25 N.m

18 lb ft

Frame Cross Bar Bolt

100 N.m

74 lb ft

Fuel Meter Body Bracket Bolt

10 N.m

89 lb in

Fuel Pipe Bracket Bolt

6 N.m

53 lb in

Fuel Pipe Retainer Nut

3 N.m

27 lb in

Fuel Supply Pipe Nut - Fuel Tank Side

30 N.m

22 lb ft

Generator and Drive Belt Tensioner Bracket Bolt to
Engine

41 N.m

30 lb ft

Generator and Drive Belt Tensioner Bracket Stud to
Engine

20 N.m

15 lb ft

Generator and Drive Belt Tensioner Bracket Stud
Nut

41 N.m

30 lb ft

Ground Wire Bolt to Rear of Left Side Cylinder
Head

16 N.m

12 lb ft

Ground Wire Nut to Rear of Right Side Cylinder
Head

16 N.m

12 lb ft

Heater Hose Bracket Bolt to Generator and Drive

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado

Belt Tensioner Bracket

25 N.m

18 lb ft

Hood Hinge Bolt

25 N.m

18 lb ft

Ignition Coil Stud

12 N.m

106 lb in

Junction Block Bracket Bolt

25 N.m

18 lb ft

Knock Sensor

25 N.m

18 lb ft

Lift Bracket Bolts

15 N.m

11 lb ft

Lower Intake Manifold Bolt

First Pass in Sequence

3 N.m

27 lb in

Second Pass in Sequence

12 N.m

106 lb in

Final Pass in Sequence

15 N.m

11 lb ft

Oil Cooler Pipe Bracket to Oil Pan Bolt

12 N.m

106 lb in

Oil Filter

30 N.m

22 lb ft

Oil Filter Adapter

55 N.m

41 lb ft

Oil Filter Fitting

55 N.m

41 lb ft

Oil Level Indicator Tube Bolt

12 N.m

106 lb in

Oil Pan Baffle Bolt

12 N.m

106 lb in

Oil Pan Bolt and Nut

25 N.m

18 lb ft

Oil Pan Drain Plug

25 N.m

18 lb ft

Oil Pan Skid Plate Bolt

20 N.m

15 lb ft

Oil Pump Bolt to Rear Crankshaft Bearing Cap

90 N.m

66 lb ft

Oil Pump Cover Bolt

12 N.m

106 lb in

Positive Battery Cable Clip Bolt

9 N.m

80 lb in

Positive Cable Generator Nut

18 N.m

13 lb ft

Power Steering Pump Bracket Bolt to Engine

41 N.m

30 lb ft

Power Steering Pump Bracket Stud to Engine

20 N.m

15 lb ft

Power Steering Pump Bracket Stud Nut

41 N.m

30 lb ft

Power Steering Pump Bolt

50 N.m

37 lb ft

Power Steering Pump Nut to Engine - Rear Bracket
to Engine

41 N.m

30 lb ft

Power Steering Pump Rear Bracket Nut

50 N.m

37 lb ft

Secondary Air Injection (AIR) Check Valve Pipe
Bracket Bolt to Exhaust Manifold

10 N.m

89 lb in

Secondary Air Injection (AIR) Check Valve Pipe
Stud Nut

25 N.m

18 lb ft

Spark Plug

15 N.m

11 lb ft

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado

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Текст

Политика конфиденциальности