LEMON Manuals: Even more car manuals for everyone
Home >> GMC >> 2021 >> Sierra 2500 HD Denali, 6.6L Eng VIN Y >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 6.6L (L5P) Diesel - Specifications >> Specifications >> Fastener Specifications

Fastener Specifications

Single Use Non-Threaded Fasteners/Components

NOTE:

All fasteners/components listed in this table MUST BE DISCARDED and replaced with NEW after removal. 

Application
Camshaft Cover Washer
Camshaft Position Sensor Seal Ring
Combustion Fuel Injector Seal
Emission Reduction Fluid Supply Pump Module O-ring
Exhaust Gas Recirculation Cooler Bypass Valve Gasket
Exhaust Gas Recirculation Pipe Gasket
Exhaust Gas Recirculation Valve Gasket
Fuel Filter Seal
Fuel Injector Seal Ring
Fuel Return Pipe Washer
Fuel Tank Fuel Pump Module O-ring
Throttle Body Gasket
Single Use Threaded Fastener/Component Tightening Specifications

NOTE:

All fasteners/components listed in this table MUST BE DISCARDED and replaced with NEW after removal. 

Application Specification
Metric (English)
Fuel High Pressure Pipe/Fitting/Nut 32.5 N.m (24 lb ft)
Fuel Injector Bracket Bolt
  • First Pass:
10 N.m (89 lb in)
  • Final Pass:
70 degrees
Fuel Injection Fuel Rail Fuel Pressure Sensor
  • First Pass:
20 N.m (15 lb ft)
  • Final Pass:
15 degrees
Fuel Injector Pipe/Fitting/Nut 32.5 N.m (24 lb ft)
Glow Plug 17 N.m (13 lb ft)
Reusable Threaded Fastener Tightening Specifications

NOTE:

All fasteners listed in this table can be reused after removal. 

Application Specification
Metric (English)
Accelerator Pedal Nut 9 N.m (80 lb in)
Air Cleaner Nut 9 N.m (80 lb in)
Air Cleaner Housing Cover Bolt 4 N.m (35 lb in)
Air Cleaner Outlet Front Duct Clamp 5 N.m (44 lb in)
Air Cleaner Resonator Clamp 5 N.m (44 lb in)
Air Cleaner Resonator Nut 22 N.m (16 lb ft)
Auxiliary Fuel Tank Strap Bolt 45 N.m (33 lb ft)
Band Clamp @ Charge Air Cooler Inlet Air Hose 8.5 N.m (75 lb in)
Camshaft Cover Bolt 10 N.m (89 lb in)
Camshaft Position Sensor Bolt 10 N.m (89 lb in)
Charge Air Temperature Sensor 19 N.m (14 lb ft)
Chassis Control Module Nut 9 N.m (80 lb in)
Chassis Control Module Bracket Bolt 9 N.m (80 lb in)
Crankshaft Position Sensor Bolt 10 N.m (89 lb in)
Diesel Glow Plug Wiring Harness Nut 2.7 N.m (24 lb in)
Emission Reduction Fluid Controller Bolt 2.5 N.m (22 lb in)
Emission Reduction Fluid Injector Clamp 8 N.m (71 lb in)
Emission Reduction Fluid Tank Opening Filler Bolt 9 N.m (80 lb in)
Emission Reduction Fluid Tank Shield Bolt @ Emission Reduction Fluid Tank Shield Access Cover 9 N.m (80 lb in)
Emission Reduction Fluid Tank Shield Bolt @ Emission Reduction Fluid Tank And Shield Assembly 58 N.m (43 lb ft)
Emission Reduction Fluid Tank Skid Shield Nut 22 N.m (16 lb ft)
Emission Reduction Fluid Tank Support Bracket Bolt @ Emission Reduction Fluid Tank And Shield Assembly 58 N.m (43 lb ft)
Emission Reduction Fluid Tank Support Bracket Bolt @ Emission Reduction Fluid Tank Front Bracket 22 N.m (16 lb ft)
Emission Reduction Fluid Tank Support Bracket Nut 22 N.m (16 lb ft)
Emission Reduction Fluid Tank Bolt 22 N.m (16 lb ft)
Engine Control Module Bracket Bolt 2.5 N.m (22 lb in)
Engine Coolant Temperature Sensor 33 N.m (24 lb ft)
Exhaust Gas Recirculation Cooler Bolt 25 N.m (18 lb ft)
Exhaust Gas Recirculation Cooler Bypass Valve Bolt 25 N.m (18 lb ft)
Exhaust Gas Recirculation Pipe Bolt 40 N.m (30 lb ft)
Exhaust Gas Recirculation Pipe Nut 25 N.m (18 lb ft)
Exhaust Gas Recirculation Pipe Stud 9 N.m (80 lb in)
Exhaust Gas Recirculation Valve Bolt
  • First Pass:
25 N.m (18 lb ft)
  • Final Pass:
60 degrees
Exhaust Gas Recirculation Valve Nut 25 N.m (18 lb ft)
Exhaust Gas Recirculation Valve Pipe Heat Shield Bolt 10 N.m (89 lb in)
Exhaust Gas Recirculation Valve Temperature Sensor 45 N.m (33 lb ft)
Exhaust Particulate Sensor 45 N.m (33 lb ft)
Exhaust Particulate Sensor Bolt 10 N.m (89 lb in)
Exhaust Pressure Differential Sensor Pipe Clamp Nut 9 N.m (80 lb in)
Exhaust Pressure Differential Sensor Pipe Nut 45 N.m (33 lb ft)
Exhaust Temperature Sensor 45 N.m (33 lb ft)
Fuel Cooler Bolt 22 N.m (16 lb ft)
Fuel Cooler Support Bracket Nut 22 N.m (16 lb ft)
Fuel Feed and Return Front Hose Bracket Nut 25 N.m (18 lb ft)
Fuel Feed Pipe Nut 18 N.m (13 lb ft)
Fuel Filter Bracket Nut 22 N.m (16 lb ft)
Fuel Filter Drain Plug 2 N.m (18 lb in)
Fuel Heater Bolt 9 N.m (80 lb in)
Fuel Injector Bracket Bolt @ Fuel Feed Front Pipe 10 N.m (89 lb in)
Fuel Injector Bracket Bolt @ Indirect Fuel Injector 9 N.m (80 lb in)
Fuel Injection Fuel Feed Manifold Bolt 10 N.m (89 lb in)
Fuel Injector Fuel Feed Pipe Nut 45 N.m (33 lb ft)
Fuel Injection Fuel Rail Bolt 25 N.m (18 lb ft)
Fuel Injection Fuel Rail Bracket Bolt
  • First Pass:
10 N.m (89 lb in)
  • Final Pass:
90 degrees
Fuel Injection Pump Bolt 25 N.m (18 lb ft)
Fuel Pipe Bracket Bolt 10 N.m (89 lb in)
Fuel Pressure Relief Valve
  • First Pass:
60 N.m (44 lb ft)
  • Second Pass:
Loosen 90 degrees
  • Final Pass:
85 N.m (63 lb ft)
Fuel Pressure Sensor 15 N.m (11 lb ft)
Fuel Pump Power Control Module Nut 9 N.m (80 lb in)
Fuel Return Pipe Clip Bolt (Fuel Injection Fuel Return Hose @ Fuel Injectors) 9 N.m (80 lb in)
Fuel Return Pipe Clip Bolt (Fuel Return Pipe @ Fuel Injection Fuel Rail) 25 N.m (18 lb ft)
Fuel Tank Filler Hose Clamp 5 N.m (44 lb in)
Fuel Tank Filler Pipe Ground Bolt 9 N.m (80 lb in)
Fuel Tank Filler Vent Hose Clamp 4 N.m (35 lb in)
Fuel Tank Shield Bolt (Chassis Cab Auxiliary) 28 N.m (21 lb ft)
Fuel Tank Shield Bolt 13 N.m (115 lb in)
Fuel Tank Strap Bolt 45 N.m (33 lb ft)
Fuel/Water Separator Bolt 22 N.m (16 lb ft)
Fuel/Water Separator Reservoir and Filter Assembly 25 N.m (18 lb ft)
Glow Plug Control Module Bolt 10 N.m (89 lb in)
Heater Outlet Pipe Bolt 9 N.m (80 lb in)
Heater Outlet Pipe Retainer Bolt @ Heater Outlet Pipe 9 N.m (80 lb in)
Indirect Fuel Injector Nut 45 N.m (33 lb ft)
Intake Air Duct Bolt 2.5 N.m (22 lb in)
Intake Air Duct Bracket Bolt @ Front Intake Air Duct 9 N.m (80 lb in)
Intake Air Duct Bracket Bolt @ Rear Intake Air Duct 9 N.m (80 lb in)
Intake Air Pressure and Temperature Sensor Bolt 10 N.m (89 lb in)
Mass Airflow Sensor Bolt 2.5 N.m (22 lb in)
Nitrogen Oxides Sensor 45 N.m (33 lb ft)
Nitrogen Oxides Sensor Bolt 9 N.m (80 lb in)
Throttle Body Bolt 10 N.m (89 lb in)
Variable Geometry Turbocharger Actuator Lever Nut 10.5 N.m (93 lb in)
Variable Geometry Turbocharger Actuator Nut 13.5 N.m (119 lb in)