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Home >> Chevrolet >> 2009 >> Impala LTZ >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 3.9L - Introduction >> Specifications >> Fastener Tightening Specifications
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Fastener Tightening Specifications

Application Specification
Metric English
Accelerator Pedal Position (APP) Sensor Bolt 5 N.m 44 lb in
Air Cleaner Outlet Duct Clamp 3 N.m 27 lb in
Barometric (BARO) Pressure Sensor Bolt 10 N.m 89 lb in
Camshaft Position (CMP) Sensor Bolt 10 N.m 89 lb in
Crankshaft Position (CKP) Sensor Stud 10 N.m 89 lb in
Engine Coolant Temperature (ECT) Sensor 20 N.m 15 lb ft
Evaporative Emission (EVAP) Canister Purge Solenoid Valve Bolt 16 N.m 12 lb ft
Evaporative Emission (EVAP) Canister Vent Solenoid Valve Bracket Bolt 10 N.m 89 lb in
Fuel/Brake Line Retainer Bolt 10 N.m 89 lb in
Fuel Fill Hose Clamp 2.5 N.m 22 lb in
Fuel Fill Pipe Bracket Bolt 13 N.m 115 lb in
Fuel Fill Pipe to Fill Pocket Bolt 2.5 N.m 18 lb in
Fuel Injector Harness Connector Bracket Bolt 8 N.m 71 lb in
Fuel Rail Bolt 10 N.m 89 lb in
Fuel Tank Strap Bolt 48 N.m 35 lb ft
Heated Oxygen Sensor (HO2S) 42 N.m 31 lb ft
Heater Inlet/Outlet Hose/Pipe Clip Nut 10 N.m 89 lb in
Ignition Coil Bolt/Stud/Nut 25 N.m 15 lb ft
Intake Manifold Tuning Valve Bolt 10 N.m 89 lb in
Intake Manifold - Upper Bolt 25 N.m 18 lb in
Knock Sensor (KS) 25 N.m 18 lb ft
Mass Air Flow (MAF)/Intake Air Temperature Sensor Bolt 10 N.m 89 lb in
Spark Plug
  • New Cylinder Head
20 N.m 15 lb ft
  • Used Cylinder Head
15 N.m 11 lb ft
Throttle Body Bolt/Nut 10 N.m 89 lb in