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Fastener Tightening Specifications Buick Century VI

Mechanical
ApplicationSpecification
MetricEnglish
Air Conditioning Compressor Bolts50 N.m37 lb ft
Camshaft Position Sensor Bolt10 N.m89 lb in
Camshaft Sprocket Bolt140 N.m103 lb ft
Camshaft Thrust Plate Screw10 N.m89 lb in
Connecting Rod Bearing Cap Nut
First Pass20 N.m15 lb ft
Final Pass75 degrees
Coolant Drain Plug19 N.m14 lb ft
Coolant Temperature Sensor23 N.m17 lb ft
Crankshaft Balancer Bolt
First Pass70 N.m52 lb ft
Final Pass72 degrees
Crankshaft Main Bearing Cap Bolt/Stud
First Pass50 N.m37 lb ft
Final Pass77 degrees
Crankshaft Oil Deflector Nut25 N.m18 lb ft
Crankshaft Position Sensor Bolt - Front Cover10 N.m89 lb in
Crankshaft Position Sensor Stud - Side of Engine Block11 N.m98 lb in
Crankshaft Position Sensor Wiring Bracket Bolt27 N.m20 lb ft
Cylinder Head Bolt
First Pass60 N.m44 lb ft
Final Pass95 degrees
Drive Belt Shield Bolt10 N.m89 lb in
Drive Belt Tensioner Bolt50 N.m37 lb ft
EGR Valve Pipe to EGR Valve Bolt25 N.m18 lb ft
EGR Valve Pipe to Exhaust Manifold Nut25 N.m18 lb ft
EGR Valve to Upper Intake Manifold Bolt30 N.m22 lb ft
Engine Coolant Temperature Sensor25 N.m17 lb ft
Engine Front Cover Bolt - Large55 N.m41 lb ft
Engine Front Cover Bolt - Medium55 N.m41 lb ft
Engine Front Cover Bolt - Small27 N.m20 lb ft
Engine Mount Bracket Bolt58 N.m43 lb ft
Engine Mount Lower Nut47 N.m35 lb ft
Engine Mount Strut Bolt - Horizontal/Verticle26 N.m19 lb ft
Engine Mount Strut Bolt/Nut48 N.m35 lb ft
Engine Mount Strut Bracket Bolt - Upper Radiator Support28 N.m21 lb ft
Engine Mount Strut Bracket Bolts50 N.m37 lb ft
Engine Mount Upper Nut47 N.m35 lb ft
Engine Oil Pressure Indicator Switch16 N.m12 lb ft
Engine to Transaxle Bolt/Stud75 N.m55 lb ft
Engine Wiring Harness Bracket Bolt13 N.m115 lb in
Engine Wiring Harness Ground Nut35 N.m26 lb ft
Exhaust Manifold Nut16 N.m12 lb ft
Exhaust Manifold Stud18 N.m13 lb ft
Flywheel Bolt71 N.m52 lb ft
Fuel Feed and Return Pipe Clip Nut25 N.m18 lb ft
Fuel Feed and Return Pipe Clip Stud50 N.m37 lb ft
Fuel Feed Pipe to Fuel Injector Rail Nut17 N.m13 lb ft
Fuel Injector Rail Bolt10 N.m89 lb in
Fuel Pipe Bracket Bolt/Stud50 N.m37 lb ft
Fuel Pipe Clip Bolt8 N.m71 lb in
Fuel Return Pipe to Fuel Injector Rail Nut17 N.m13 lb ft
Generator Bracket Bolt50 N.m37 lb ft
Heated Oxygen Sensor42 N.m31 lb ft
Heater Inlet Pipe Nut25 N.m18 lb ft
Heater Inlet Pipe Stud50 N.m37 lb ft
Ignition Coil Bracket Bolt/Nut/Stud25 N.m18 lb ft
Intake Manifold Coolant Pipe Bolt10 N.m89 lb in
Knock Sensor19 N.m14 lb ft
Left Engine Mount Bracket Bolts to Engine102 N.m75 lb ft
Lift Bracket Bolt - Engine Left Rear70 N.m52 lb ft
Lower Intake Manifold Bolt - Center (1)
First Pass7 N.m62 lb in
Final Pass13 N.m115 lb in
Lower Intake Manifold Bolt - Corner (1)
First Pass13 N.m115 lb in
Final Pass25 N.m18 lb ft
MAP Sensor Bolt5 N.m44 lb in
Oil Cooler Connector50 N.m37 lb ft
Oil Cooler Hose Fitting19 N.m14 lb ft
Oil Cooler Pipe Bracket Bolt25 N.m18 lb ft
Oil Filter13 N.m115 lb in
Oil Filter Bypass Hole Plug19 N.m14 lb ft
Oil Filter Fitting39 N.m29 lb ft
Oil Gallery Plug - 1/4 inch19 N.m14 lb ft
Oil Gallery Plug - 3/8 inch33 N.m24 lb ft
Oil Level Indicator Tube Bolt25 N.m18 lb ft
Oil Level Sensor Bolt - if equipped10 N.m89 lb in
Oil Level Sensor Harness Retainer Bolt10 N.m89 lb in
Oil Pan Bolt25 N.m18 lb ft
Oil Pan Drain Plug30 N.m22 lb ft
Oil Pan Side Bolt50 N.m37 lb ft
Oil Pump Cover Bolt10 N.m89 lb in
Oil Pump Drive Clamp Bolt36 N.m27 lb ft
Oil Pump Mounting Bolt41 N.m30 lb ft
PCV Valve Access Cover Bolts10 N.m89 lb in
Spark Plug - New Cylinder Head20 N.m15 lb ft
Spark Plug - After Initial Installation15 N.m13 lb ft
Thermostat Bypass Pipe to Engine Front Cover Bolt12 N.m106 lb in
Thermostat Bypass Pipe to Throttle Body Nut25 N.m18 lb ft
Throttle Body Bolt/Stud25 N.m18 lb ft
Timing Chain Dampener Bolt21 N.m15 lb ft
Upper Intake Manifold Bolt/Stud25 N.m18 lb ft
Valve Lifter Guide Bolt10 N.m89 lb in
Valve Rocker Arm Bolt See TSB for revised information (2)**
Valve Rocker Arm Cover Bolt10 N.m89 lb in
Water Outlet Bolt25 N.m18 lb ft
Water Pump Bolt10 N.m89 lb in
Water Pump Pulley Bolt25 N.m18 lb ft
IMPORTANT: (1) See TSB For Revised Lower Intake Torque 03-06-01-010C (2) * See TSB For Revised Rocker Arm Bolt Torque 02-06-01-034
IMPORTANT
(1)See TSB For Revised Lower Intake Torque 03-06-01-010C
(2)* See TSB For Revised Rocker Arm Bolt Torque 02-06-01-034

Fastener Tightening Specifications

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