Fastener Tightening Specifications
WARNING: This page is about a different car, the 2003 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.
Fastener Tightening Specifications
| Application | Specification | ||||||
|---|---|---|---|---|---|---|---|
| Metric | English | ||||||
| Air Conditioning Compressor Bolts | 50 N.m | 37 lb ft | |||||
| Camshaft Position Sensor Bolt | 10 N.m | 89 lb in | |||||
| Camshaft Sprocket Bolt | 140 N.m | 103 lb ft | |||||
| Camshaft Thrust Plate Screw | 10 N.m | 89 lb in | |||||
| Connecting Rod Bearing Cap Nut | |||||||
| First Pass | 20 N.m | 15 lb ft | |||||
| Final Pass | 75 degrees | ||||||
| Coolant Drain Plug | 19 N.m | 14 lb ft | |||||
| Coolant Temperature Sensor | 23 N.m | 17 lb ft | |||||
| Crankshaft Balancer Bolt | |||||||
| First Pass | 70 N.m | 52 lb ft | |||||
| Final Pass | 72 degrees | ||||||
| Crankshaft Main Bearing Cap Bolt/Stud | |||||||
| First Pass | 50 N.m | 37 lb ft | |||||
| Final Pass | 77 degrees | ||||||
| Crankshaft Oil Deflector Nut | 25 N.m | 18 lb ft | |||||
| Crankshaft Position Sensor Bolt - Front Cover | 10 N.m | 89 lb in | |||||
| Crankshaft Position Sensor Stud - Side of Engine Block | 11 N.m | 98 lb in | |||||
| Crankshaft Position Sensor Wiring Bracket Bolt | 27 N.m | 20 lb ft | |||||
| Cylinder Head Bolt | |||||||
| First Pass | 60 N.m | 44 lb ft | |||||
| Final Pass | 95 degrees | ||||||
| Drive Belt Shield Bolt | 10 N.m | 89 lb in | |||||
| Drive Belt Tensioner Bolt | 50 N.m | 37 lb ft | |||||
| EGR Valve Pipe to EGR Valve Bolt | 25 N.m | 18 lb ft | |||||
| EGR Valve Pipe to Exhaust Manifold Nut | 25 N.m | 18 lb ft | |||||
| EGR Valve to Upper Intake Manifold Bolt | 30 N.m | 22 lb ft | |||||
| Engine Coolant Temperature Sensor | 25 N.m | 17 lb ft | |||||
| Engine Front Cover Bolt - Large | 55 N.m | 41 lb ft | |||||
| Engine Front Cover Bolt - Medium | 55 N.m | 41 lb ft | |||||
| Engine Front Cover Bolt - Small | 27 N.m | 20 lb ft | |||||
| Engine Mount Bracket Bolt | 58 N.m | 43 lb ft | |||||
| Engine Mount Lower Nut | 47 N.m | 35 lb ft | |||||
| Engine Mount Strut Bolt - Horizontal/Verticle | 26 N.m | 19 lb ft | |||||
| Engine Mount Strut Bolt/Nut | 48 N.m | 35 lb ft | |||||
| Engine Mount Strut Bracket Bolt - Upper Radiator Support | 28 N.m | 21 lb ft | |||||
| Engine Mount Strut Bracket Bolts | 50 N.m | 37 lb ft | |||||
| Engine Mount Upper Nut | 47 N.m | 35 lb ft | |||||
| Engine Oil Pressure Indicator Switch | 16 N.m | 12 lb ft | |||||
| Engine to Transaxle Bolt/Stud | 75 N.m | 55 lb ft | |||||
| Engine Wiring Harness Bracket Bolt | 13 N.m | 115 lb in | |||||
| Engine Wiring Harness Ground Nut | 35 N.m | 26 lb ft | |||||
| Exhaust Manifold Nut | 16 N.m | 12 lb ft | |||||
| Exhaust Manifold Stud | 18 N.m | 13 lb ft | |||||
| Flywheel Bolt | 71 N.m | 52 lb ft | |||||
| Fuel Feed and Return Pipe Clip Nut | 25 N.m | 18 lb ft | |||||
| Fuel Feed and Return Pipe Clip Stud | 50 N.m | 37 lb ft | |||||
| Fuel Feed Pipe to Fuel Injector Rail Nut | 17 N.m | 13 lb ft | |||||
| Fuel Injector Rail Bolt | 10 N.m | 89 lb in | |||||
| Fuel Pipe Bracket Bolt/Stud | 50 N.m | 37 lb ft | |||||
| Fuel Pipe Clip Bolt | 8 N.m | 71 lb in | |||||
| Fuel Return Pipe to Fuel Injector Rail Nut | 17 N.m | 13 lb ft | |||||
| Generator Bracket Bolt | 50 N.m | 37 lb ft | |||||
| Heated Oxygen Sensor | 42 N.m | 31 lb ft | |||||
| Heater Inlet Pipe Nut | 25 N.m | 18 lb ft | |||||
| Heater Inlet Pipe Stud | 50 N.m | 37 lb ft | |||||
| Ignition Coil Bracket Bolt/Nut/Stud | 25 N.m | 18 lb ft | |||||
| Intake Manifold Coolant Pipe Bolt | 10 N.m | 89 lb in | |||||
| Knock Sensor | 19 N.m | 14 lb ft | |||||
| Left Engine Mount Bracket Bolts to Engine | 102 N.m | 75 lb ft | |||||
| Lift Bracket Bolt - Engine Left Rear | 70 N.m | 52 lb ft | |||||
| Lower Intake Manifold Bolt - Center (1) | |||||||
| First Pass | 7 N.m | 62 lb in | |||||
| Final Pass | 13 N.m | 115 lb in | |||||
| Lower Intake Manifold Bolt - Corner (1) | |||||||
| First Pass | 13 N.m | 115 lb in | |||||
| Final Pass | 25 N.m | 18 lb ft | |||||
| MAP Sensor Bolt | 5 N.m | 44 lb in | |||||
| Oil Cooler Connector | 50 N.m | 37 lb ft | |||||
| Oil Cooler Hose Fitting | 19 N.m | 14 lb ft | |||||
| Oil Cooler Pipe Bracket Bolt | 25 N.m | 18 lb ft | |||||
| Oil Filter | 13 N.m | 115 lb in | |||||
| Oil Filter Bypass Hole Plug | 19 N.m | 14 lb ft | |||||
| Oil Filter Fitting | 39 N.m | 29 lb ft | |||||
| Oil Gallery Plug - 1/4 inch | 19 N.m | 14 lb ft | |||||
| Oil Gallery Plug - 3/8 inch | 33 N.m | 24 lb ft | |||||
| Oil Level Indicator Tube Bolt | 25 N.m | 18 lb ft | |||||
| Oil Level Sensor Bolt - if equipped | 10 N.m | 89 lb in | |||||
| Oil Level Sensor Harness Retainer Bolt | 10 N.m | 89 lb in | |||||
| Oil Pan Bolt | 25 N.m | 18 lb ft | |||||
| Oil Pan Drain Plug | 30 N.m | 22 lb ft | |||||
| Oil Pan Side Bolt | 50 N.m | 37 lb ft | |||||
| Oil Pump Cover Bolt | 10 N.m | 89 lb in | |||||
| Oil Pump Drive Clamp Bolt | 36 N.m | 27 lb ft | |||||
| Oil Pump Mounting Bolt | 41 N.m | 30 lb ft | |||||
| PCV Valve Access Cover Bolts | 10 N.m | 89 lb in | |||||
| Spark Plug - New Cylinder Head | 20 N.m | 15 lb ft | |||||
| Spark Plug - After Initial Installation | 15 N.m | 13 lb ft | |||||
| Thermostat Bypass Pipe to Engine Front Cover Bolt | 12 N.m | 106 lb in | |||||
| Thermostat Bypass Pipe to Throttle Body Nut | 25 N.m | 18 lb ft | |||||
| Throttle Body Bolt/Stud | 25 N.m | 18 lb ft | |||||
| Timing Chain Dampener Bolt | 21 N.m | 15 lb ft | |||||
| Upper Intake Manifold Bolt/Stud | 25 N.m | 18 lb ft | |||||
| Valve Lifter Guide Bolt | 10 N.m | 89 lb in | |||||
| Valve Rocker Arm Bolt See TSB for revised information (2) | * | * | |||||
| Valve Rocker Arm Cover Bolt | 10 N.m | 89 lb in | |||||
| Water Outlet Bolt | 25 N.m | 18 lb ft | |||||
| Water Pump Bolt | 10 N.m | 89 lb in | |||||
| Water Pump Pulley Bolt | 25 N.m | 18 lb ft | |||||
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IMPORTANT:
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