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Home/Chevrolet/Silverado 3500/Chevrolet Silverado 3500 (2002-2006)/Repair manual/Testing & Diagnostics/Engine Controls - 6.6L (LB7) (Introduction): Specifications
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Engine Controls - 6.6L (LB7) (Introduction): Specifications Chevrolet Silverado 3500

Testing & Diagnostics

Fastener Tightening Specifications

ApplicationSpecification
MetricEnglish
Accelerator Pedal Nut20 N.m15 lb ft
Air Cleaner Housing Cover Screw4 N.m35 lb in
Air Conditioning Compressor Bolt50 N.m37 lb ft
Air Conditioning Compressor/Power Steering Bracket Bolt46 N.m34 lb ft
Air Intake Pipe Bolt10 N.m89 lb in
Battery Supply Wiring Harness to Glow Plug Relay Nut5 N.m44 lb in
Boost Sensor Bolt9 N.m80 lb in
Boost Sensor Bracket Bolt10 N.m89 lb in
Camshaft Position (CMP) Sensor Bolt8 N.m71 lb in
Charged Air Cooler Clamp6 N.m53 lb in
Crankshaft Position (CKP) Sensor Bolt10 N.m89 lb in
Crankshaft Position (CKP) Sensor Spacer Bolt10 N.m89 lb in
Electronic Brake Control Module Bracket Bolt25 N.m18 lb ft
Engine Control Module Electrical Connector Screw8 N.m71 lb in
Engine Coolant Temperature (ECT) Sensor20 N.m15 lb ft
Engine Harness Bulk Connector to Bracket Bolt21 N.m15 lb ft
Engine Sight Shield Hold-Down Bracket Nut10 N.m89 lb in
Engine Wiring Harness Bracket Bolt10 N.m89 lb in
Engine Wiring Harness Ground Nut34 N.m25 lb ft
Exhaust Gas Recirculation to Cylinder Head Bolt20 N.m15 lb ft
Exhaust Gas Recirculation to Exhaust Pipe Nut20 N.m15 lb ft
Exhaust Gas Recirculation Vacuum Pump Bolt22 N.m16 lb ft
Exhaust Gas Recirculation Valve Bracket Bolt20 N.m15 lb ft
Exhaust Gas Recirculation Valve Cooler Tube to EGR Bracket Bolt20 N.m15 lb ft
Exhaust Gas Recirculation Valve to EGR Cooling Tube Bolt20 N.m15 lb ft
Exhaust Gas Recirculation Valve to Intake Manifold Nut19 N.m14 lb ft
Exhaust Gas Recirculation Valve Vent Solenoid Bolt10 N.m89 lb in
Fuel Bundle Bracket Nut16 N.m12 lb ft
Fuel Bundle Nut16 N.m12 lb ft
Fuel Cooler Bolt18 N.m13 lb ft
Fuel Cooler Nut40 N.m30 lb ft
Fuel Feed Block Bolt/Nut25 N.m18 lb ft
Fuel Feed Front Pipe Bracket Nut25 N.m18 lb ft
Fuel Feed Line Bracket Nut8 N.m70 lb in
Fuel Fill Vent Hose Clamp2.5 N.m22 lb in
Fuel Fill and Vent Hose Clamp2.5 N.m22 lb in
Fuel Filter Bracket Bolt29 N.m15 lb ft
Fuel Filter Bracket to Fuel Filter/Heater Element Housing20 N.m15 lb ft
Fuel Hose Bracket nut21 N.m15 lb ft
Fuel Injection Control Module Bolt25 N.m18 lb ft
Fuel Injection Control Module Eye Bolt35 N.m26 lb ft
Fuel Injection Pump Bolt20 N.m15 lb ft
Fuel Injector Bracket Bolt50 N.m37 lb ft
Fuel Injector Feed Pipe Fitting41 N.m30 lb ft
Fuel Injector Feed Pipe Retainer Bolt4 N.m35 lb in
Fuel Injector Return Pipe Bolt16 N.m12 lb ft
Fuel Injector Return Pipe to Cylinder Head Bolt16 N.m12 lb ft
Fuel Inlet Pipe to Fuel Injection Control Module Bolt12 N.m106 lb in
Fuel Junction Block Bolt25 N.m18 lb ft
Fuel Leak-off Block Pipe to Cylinder Head15 N.m11 lb ft
Fuel Pipe Clip Bolt16 N.m11 lb ft
Fuel Pipe Retainer Nut8 N.m70 lb in
Fuel Pressure Regulator Screws
First Pass4 N.m35 lb in
Final Pass7 N.m62 lb in
Fuel Pump Fitting30 N.m22 lb ft
Fuel Rail Bolt26 N.m19 lb ft
Fuel Rail Feed Pipe Fitting41 N.m30 lb ft
Fuel Rail Pressure Sensor70 N.m52 lb ft
Fuel Return Line Banjo Bolt15 N.m11 lb ft
Fuel Return Pipe Bolt27 N.m19 lb ft
Fuel Return Pipe Bolt to Cylinder Head15 N.m11 lb ft
Fuel Tank Fill Pipe Clamp2.5 N.m22 lb in
Fuel Tank Filler Housing to Fuel Tank Fill Pipe Screw2.3 N.m20 lb in
Fuel Tank Filler to Body Screw2.3 N.m20 lb in
Fuel Tank Ground Strap Bolt9 N.m80 lb in
Fuel Tank Shield Bolt18 N.m13 lb ft
Fuel Tank Strap Bolt40 N.m30 lb ft
Fuel Temperature Sensor22 N.m16 lb ft
Generator Positive Cable Nut9 N.m80 lb in
Glow Plug18 N.m13 lb ft
Glow Plug Electrical Nut2 N.m18 lb in
Glow Plug Relay Nut42 N.m31 lb ft
Glow Plug Wiring Harness Nut5 N.m44 lb in
Heater Outlet Hose Bolt21 N.m15 lb ft
Heater Pipe Bolt20 N.m15 lb in
Hood Hinge Bolts25 N.m18 lb ft
Intake Air Heater50 N.m37 lb ft
Intake Air Heater Nut5 N.m44 lb in
Intake Air Temperature Sensor25 N.m18 lb ft
Junction Block Bracket Bolt9 N.m80 lb in
Junction Block Fitting25 N.m18 lb ft
Junction Block Nut25 N.m18 lb ft
Junction Block to Fuel Injection Pump Pipe Fitting41 N.m30 lb ft
Mass Airflow (MAF) Sensor Bolt8 N.m70 lb in
Positive Battery Cable Bolt17 N.m13 lb ft
Schrader Valve Bracket Nut20 N.m15 lb ft
Turbocharger Coolant Bypass Valve60 N.m44 lb ft
Upper Intake Manifold Tube Nut10 N.m89 lb in
Water Outlet Tube to Thermostat Housing Bolt21 N.m16 lb ft
Water Outlet Tube to Valve Rocker Arm Cover Bolt21 N.m16 lb ft

Fastener Tightening Specifications

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