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Engine Cooling System: Specifications Cadillac STS I facelift

Cooling System (Mechanical) 1 illustration

Fastener Tightening Specifications

ApplicationSpecification
MetricEnglish
Auxiliary Electric Cooling Fan to Condenser Bolts5.4 N.m48 lb in
Charge Air Cooler Fill Neck Nuts - LC39 N.m80 lb in
Charge Air Cooler Overflow Reservoir Nut - LC39 N.m80 lb in
Charge Air Cooler Pipe Assembly to Condenser Mounting Bracket - LC35.4 N.m48 lb in
Charge Air Cooler Pipe Assembly to Fan Shroud Bolts - LC35.4 N.m48 lb in
Charge Air Cooler Pump Mounting Bracket Nuts - LC316 N.m12 lb ft
Charge Air Cooler Pump Mounting Nuts - LC316 N.m12 lb ft
Charge Air Cooler Radiator Mounting Bracket to Condenser Bolt - LC35.4 N.m48 lb in
Charge Air Cooler Radiator to Mounting Bracket Bolt - LC35.4 N.m48 lb in
Condenser Bracket Mounting Bolts5.4 N.m48 lb in
Condenser Mounting Bracket to Radiator Bolts5.4 N.m48 lb in
Coolant Air Bleed Pipe/Cover Bolt - LS412 N.m106 lb in
Coolant Heater - LS450 N.m37 lb ft
Coolant Pipe to Cylinder Head Bolt - LY750 N.m37 lb ft
Coolant Pipe to Thermostat Bolt - LY710 N.m89 lb in
Cooling Fan Adapter Bolt24 N.m18 lb ft
Electric Cooling Fan Blade Nut6.3 N.m56 lb in
Electric Cooling Fan Motor Screws3.9 N.m35 lb in
Electric Cooling Fan Shroud Bolts5.4 N.m48 lb in
Engine Control Module (ECM) Nut8 N.m71 lb in
Engine Driven Fan to Crankshaft Adapter Shaft101 N.m75 lb ft
Electric Cooling Fan Resistor Bolt - LH2 W/O V92, LLT5.4 N.m48 lb in
Engine Driven Fan to Fan Clutch Bolts24 N.m18 lb ft
EOC Line to Fan Shroud Mounting Bolts5.4 N.m48 lb in
EOC Quick Connect Fittings to Engine35 N.m26 lb ft
EOC/TOC Cooler Quick Connect Fittings - LC315 N.m11 lb ft
EOC/TOC Cooler to Radiator Mounting Bolts - LC35.4 N.m48 lb in
Evaporative Emission (EVAP) Canister Purge Solenoid Valve Bolt12 N.m106 lb in
Heater Hose Inlet Fitting20 N.m15 lb ft
Manifold Inlet Duct Clamp6 N.m53 lb in
Radiator Outlet Hose Bracket Bolt25 N.m18 lb ft
Radiator Support Bracket Bolts9 N.m80 lb in
Remote Power Steering Cooler Line to Cooling Fan Shroud Belts5.4 N.m48 lb in
Surge Tank Bolt9 N.m80 lb in
Surge Tank Inlet Hose Fitting18 N.m13 lb ft
Surge Tank Nut9 N.m80 lb in
Surge Tank Outlet Hose to Engine Bolt - LY750 N.m37 lb ft
Surge Tank Outlet Pipe Bracket Nut9 N.m80 lb in
Surge Tank Outlet Pipe Bracket Nut - LH29 N.m80 lb in
Thermostat Bolt - LY710 N.m89 lb in
Thermostat Housing Bolt - LH2, LC310 N.m89 lb in
Thermostat Housing Bolt - LY720 N.m15 lb ft
TOC Line to Fan Shroud Mounting Bolt5.4 N.m48 lb in
Transmission Oil Cooler (TOC) Bolt5.4 N.m48 lb in
Transmission Oil Cooler Line to Cooling Fan Shroud Bolt5.4 N.m48 lb in
Water Outlet Housing Bolt - LH2, LC325 N.m18 lb ft
Water Outlet Housing Bolt - LS415 N.m11 lb ft
Water Outlet Housing Bolt - LY710 N.m89 lb in
Water Pump Bolt10 N.m89 lb in
Water Pump Bolt - LS412 N.m106 lb in
Water Pump Bolt - Long L26/L3234 N.m25 lb ft
Water Pump Bolt - Short L26/L3222 N.m16 lb ft
Water Pump Manifold Bolt - LS4
First Pass15 N.m11 lb ft
Final Pass30 N.m22 lb ft
Water Pump Pulley Bolt12 N.m106 lb in

Scheme 1

Scheme 1: Engine Cooling Schematics
Scheme 1: Engine Cooling Schematics

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