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Home >> Chevrolet >> 2005 >> Chevy Express G3500, Van Passenger, LQ4/KL8 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - 6.0L (CNG) - Introduction >> Specifications >> Fastener Tightening Specifications
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Fastener Tightening Specifications

Fastener Tightening Specifications

Application Specification
Metric English
Check Valve Fitting 39-45 N.m 29-33 lb ft
FICM Mounting Bracket Bolts 10 N.m 7 lb ft
FICM Mounting Bracket Nut 17 N.m 13 lb ft
FICM Mounting Screws 3 N.m 27 lb in
Fill Valve to Check Valve Fuel Line Fitting 4 N.m 33 lb ft
Fill Valve Mounting Nut 27 N.m 20 lb ft
Filter to Rail Fuel Line Clamp Screws 10 N.m 7 lb ft
Filter to Rail Fuel Line Fitting 34-41 N.m 25-30 lb ft
Filter to Rail Fuel Line Transmission Fill Tube P-clamp Mounting Bolt 7 N.m 5 lb ft
Front Tank Frame Bracket Bolts (KL8) 119 N.m 88 lb ft
Front Tank Fuel Line Fitting 34 N.m 25 lb ft
Front Tank Strap Bolts (KL8) 39 N.m 29 lb ft
Front Tank to HPR Fuel Line Fitting (KL8) 45 N.m 33 lb ft
Fuel Lines 34-41 N.m 25-30 lb ft
Fuel Line Frame Mounting Bracket Screws 7 N.m 5 lb ft
Fuel Rail Crossover Fuel Line Fittings 20-27 N.m 14-20 lb ft
Fuel Rail Mounting Nuts 4 N.m 35 lb in
Fuel Rail Mounting Screws (KL8) 4 N.m 35 lb in
Fuel Rail Pressure (FRP) Sensor 8 N.m 71 lb in
Fuel Rail Standoffs 4 N.m 35 lb in
Fuel Rail Temperature (FRT) Sensor 13 N.m 10 lb ft
Fuel Tank Cover Screws 5 N.m 44 lb in
Fuel Tank Pressure (FTP) Sensor 15 N.m 11 lb ft
HPL Connector Hold Down Screw 10 N.m 7 lb ft
HPL Inline Fuse Holder 3 N.m 27 lb in
HPR Coolant Hose Underbody P-clamp Mounting Screws 4 N.m 35 lb in
HPR to Tee Fuel Line Fitting 39-49 N.m 29-36 lb ft
HPR to Tee Fuel Line Hold Down Clamp 10 N.m 7 lb ft
Low Pressure Lock-off (LPL) Solenoid Mounting Screws 4 N.m 35 lb in
Rear Tank Mounting Bracket Bolts (Cutaway) 81 N.m 60 lb ft
Rear Tank Mounting Bracket Nuts (Passenger/Cargo) 85 N.m 63 lb ft
Rear Tank Strap Bolt 39 N.m 29 lb ft
Rear Tank Upper Bracket Bolts 119 N.m 88 lb ft
Regulator Bracket Screws 38 N.m 28 lb ft
Regulator Bracket Tie Bracket Nut (Cutaway) 25 N.m 18 lb ft
Spare Tire Carrier Mounting Bolts 68 N.m 50 lb ft
Spare Tire Hold-down Nut 80 N.m 59 lb ft
Spare Tire Mounting Rail Bolts 102 N.m 75 lb ft
Tank Fuel Line Angle Fitting 45 N.m 33 lb ft
Tank Fuel Line Union 34 N.m 25 lb ft
Tee to Tank Fuel Line Hold Down Clamps 10 N.m 7 lb ft
Tee to Tank Fuel Line Rear Hold Down Clamp 7 N.m 5 lb ft
Transmission Fill Tube Front Mounting Screw 6 N.m 53 lb in
Transmission Fill Tube Rear Bracket Engine Mounting Stud 34 N.m 25 lb ft
Transmission Fill Tube Rear Bracket Nuts 27 N.m 20 lb ft
Weight Distributing Platform Mounting Nuts 85 N.m 63 lb ft