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Home >> Chevrolet >> 2001 >> Lumina >> Repair and Diagnosis >> External Pages >> Different car >> Section 187 (Engine Mechanical - 3.1L V6 - VIN (J) (On-Vehicle)) >> Torque Specifications

Torque Specifications

WARNING: This page is about a different car, the 2002 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.
TORQUE SPECIFICATIONS

Application Ft. Lbs. (N.m)
Camshaft Sprocket Bolt 103 (140)
Connecting Rod Bearing Bolt
First Pass 18 (25)
Final Pass Additional 100 Degrees
Coolant Drain Plug 14 (19)
Coolant Temperature Sensor 17 (23)
Crankshaft Balancer Bolt 76 (103)
Crankshaft Oil Deflector Nut 18 (25)
Cylinder Head Bolt (NEW Bolts)
First Pass (1)
Final Pass (1)
Drive Belt Idler Pulley Bolt 37 (50)
Drive Belt Tensioner Bolt 37 (50)
EGR Valve Adapter Pipe-to-Exhaust Manifold Nut 18 (25)
EGR Valve to EGR Valve Pipe Bolt 22 (30)
Engine Flywheel Bolt 52 (71)
Engine Front Cover Bolt
Large 41 (55)
Small 20 (27)
Engine Mount Bracket Bolt 43 (58)
Engine Mount Lower Nut 32 (43)
Engine Mount Strut and Lift Bracket Bolt (Engine Left Rear) 52 (70)
Engine Mount Strut Bolt/Nut 35 (48)
Engine Mount Strut Bracket Bolt (Upper Radiator Support) 21 (28)
Engine Mount Strut Bracket Bolt (Vehicle Right Side) 37 (50)
Engine Mount Upper Nut 35 (47)
Engine Oil Pressure Indicator Switch 12 (16)
Fuel Line Bracket Bolt/Stud 15 (20)
Knock Sensor 14 (19)
MAP Sensor Bracket Bolt 18 (25)
Oil Filter Bypass Hole Plug 14 (19)
Oil Filter Fitting 29 (39)
Oil Level Indicator Tube Bolt 18 (25)
Oil Pan Bolt 18 (25)
Oil Pan Drain Bolt 37 (50)
Oil Pump Drive Clamp Bolt 27 (36)
Oil Pump Mounting Bolt 30 (41)
Timing Chain Dampener Bolt 15 (21)
Transmission to Engine Bolts/Stud 55 (75)
Upper Intake Manifold Bolt/Stud 18 (25)
Water Outlet Bolt 18 (25)
Water Pump Pulley Bolt 18 (25)
INCH Lbs. (N.m) 
Camshaft Position Sensor Bolt 89 (10)
Camshaft Thrust Plate Bolt 89 (10)
Crankshaft Position Sensor Bolt (Front Cover) 89 (10)
Crankshaft Position Sensor Shield Bolt 98 (11)
Drive Belt Shield Bolt 89 (10)
Engine Wiring Harness Bracket Bolt 115 (13)
Fuel Pipe Clip Bolt 71 (8)
Intake Manifold Coolant Pipe Bolt 89 (10)
Lower Intake Manifold Bolt (2)(3)
MAP Sensor Bolt 44 (5)
Oil Level Sensor Bolt 89 (10)
Valve Lifter Guide Bolt 89 (10)
Valve Rocker Arm Bolt
First Pass 124 (14)
Final Pass Additional 30 Degrees
Valve Rocker Arm Cover Bolt 89 (10)
Water Pump Bolt 89 (10)
(1) Refer to TSB REVISED CYLINDER HEAD BOLT TORQUE SPECIFICATION AND TIGHTENING SEQUENCE .
(2) See TSB For Revised Lower Intake Torque . SeeFig 2
(3) Manufacturer recommends replacing lower intake manifold bolts with new that have a thread locking adhesive added. If reusing original bolts, clean bolt threads and apply Threadlocker (12345382) to bolt threads.
Fig 1: Cylinder Head Bolt Tightening Sequence
GM826677Courtesy of GENERAL MOTORS CORP.
Fig 2: Lower Intake Manifold Bolt Tightening Sequence
G01763568Courtesy of GENERAL MOTORS CORP.