Fastener Tightening Specifications. Cadillac STS 2008

For 1990-2009 cars only

Makes 🢒 Cadillac 🢒 2008 🢒 STS 🢒 Engine 🢒 Engine Mechanical - 2.8L, 3.0L, 3.2L, or 3.6L 🢒 Fastener Tightening Specifications

Application	Specification
Application	Metric	English
A/C
Compressor Bolt	23 N·m	17 lb ft
Compressor Bracket Bolt	50 N·m	37 lb ft
Compressor Hose Assembly Bolt	9 N·m	80 lb in
Camshaft Cap Bolt	10 N·m	89 lb in
Camshaft Cover Bolt	10 N·m	89 lb in
Camshaft Intermediate Drive Sprocket Bolt - Idler Sprocket	58 N·m	43 lb ft
Camshaft Position Actuator
Camshaft Bolt	58 N·m	43 lb ft
Oil Control Valve Bolt	10 N·m	89 lb in
Camshaft Position Sensor Bolt	10 N·m	89 lb in
Catalytic Converter Exhaust Manifold Nut
Exhaust Manifold Nut	50 N·m	37 lb ft
Close Out Cover Bolt	10 N·m	89 lb in
Connecting Rod Bolt
First Pass	30 N·m	22 lb ft
Second Pass - Counterclockwise	Back Off to Zero
Third Pass	25 N·m	18 lb ft
Final Pass	110 Degrees
Coolant Outlet Bolt	10 N·m	89 lb in
Crankshaft Balancer Bolt
First Pass	100 N·m	74 lb ft
Final Pass	150 Degrees
Crankshaft Main Bearing Bolt
Inner
First Pass	20 N·m	15 lb ft
Final Pass	80 Degrees
Outer
First Pass	15 N·m	10 lb ft
Final Pass	110 Degrees
Side
First Pass	30 N·m	22 lb ft
Final Pass	60 Degrees
Crankshaft Position Sensor Bolt	10 N·m	89 lb in
Crankshaft Rear Oil Seal Housing Bolt	10 N·m	89 lb in
Cylinder Head Bolt - M8
First Pass	15 N·m	11 lb ft
Final Pass	75 Degrees
Cylinder Head Bolt - M11
First Pass	30 N·m	22 lb ft
Final Pass	150 degrees
Cylinder Head Core Hole Plug	31 N·m	23 lb ft
Drive Belt
Idler Pulley Bolt	50 N·m	37 lb ft
Tensioner Bolt	50 N·m	37 lb ft
ECM
Bolt	10 N·m	89 lb in
Bracket Bolt - Front	23 N·m	17 lb ft
Bracket Bolt - Side	10 N·m	89 lb in
Grounding Bolt	4.5 N·m	40 lb in
ECT Sensor	30 N·m	22 lb ft
Engine Flywheel Bolt
First Pass	30 N·m	22 lb ft
Final Pass	45 Degrees
Engine Front Cover Bolt	23 N·m	17 lb ft
Engine Mount
Bracket Bolt - M8	38 N·m	28 lb ft
Bracket Bolt - M10	60 N·m	44 lb ft
Nut	80 N·m	59 lb ft
Engine Wiring Harness Bracket
Bolt - Cylinder Head Rear	40 N·m	30 lb ft
Bolt - ECM Bracket Side	23 N·m	17 lb ft
Bolt - ECM Bracket Top	10 N·m	89 lb in
Bolt - Left Side Oil Filter Adapter	10 N·m	89 lb in
Bolt - Left Side Oil Pan	10 N·m	89 lb in
Bolt - Near Crankshaft Position Sensor	50 N·m	37 lb ft
Bolt - Right Side Block Front	23 N·m	17 lb ft
Bolt - Right Side Head Front	10 N·m	89 lb in
Engine Wiring Harness Ground
Bolt - ECM Bracket Top	10 N·m	89 lb in
Bolt - Left Cylinder Head Side	10 N·m	89 lb in
Bolt - Right Cylinder Head Rear	10 N·m	89 lb in
EVAP Purge Valve Bolt	10 N·m	89 lb in
Exhaust Manifold
Bolt	20 N·m	15 lb ft
Heat Shield Bolt	10 N·m	89 lb in
Fuel Rail Bolt	10 N·m	89 lb in
Generator
Bolt	50 N·m	37 lb ft
Bracket Bolt - Front	50 N·m	37 lb ft
Bracket Bolt - Side	22 N·m	16 lb ft
Cable Nut	13 N·m	115 lb in
Ground Cable Bolt	50 N·m	37 lb ft
Heater Inlet/Outlet Pipe Assembly Bolt	10 N·m	89 lb in
Ignition Coil Bolt	10 N·m	89 lb in
Intake Manifold
Brace Bolt - Engine Front Cover M12	65 N·m	48 lb ft
Brace Bolt/Ball Stud - Intake Manifold M6	10 N·m	89 lb in
Sight Shield Ball Stud	9 N·m	80 lb in
Tuning Valve Bolt	10 N·m	89 lb in
Upper-to-Cylinder Head Bolt - Long	23 N·m	17 lb ft
Upper-to-Cylinder Head Bolt - Short	23 N·m	17 lb ft
Upper-to-Lower Intake Manifold Bolt	23 N·m	17 lb ft
Knock Sensor Bolt	23 N·m	17 lb ft
MAP Sensor Bolt	10 N·m	89 lb in
Oil Drain Plug	25 N·m	18 lb ft
Oil Filter Cap	25 N·m	18 lb ft
Oil Filter Housing Adapter
Bolt - Cylinder Head M10	65 N·m	48 lb ft
Bolt - Engine Block M8	23 N·m	17 lb ft
Oil Gallery Plug	31 N·m	23 lb ft
Oil Level Indicator Tube Bolt	10 N·m	89 lb in
Oil Pan
Bolt - Block M8	23 N·m	17 lb ft
Bolt - Crankshaft Rear Oil Seal Housing M6	10 N·m	89 lb in
Windage Tray Bolt	10 N·m	89 lb in
Oil Pressure Sender	20 N·m	15 lb ft
Oil Pump
Bolt	23 N·m	17 lb ft
Cover Bolt	13 N·m	115 lb in
Oxygen Sensor
Pump Converter Pipe	40 N·m	30 lb ft
PCV Tube Bracket Bolt	10 N·m	89 lb in
Piston Oil Cooling Nozzle Bolt	10 N·m	89 lb in
Power Steering Pump
Bracket to Engine Bolt	50 N·m	37 lb ft
Pump to Bracket Bolt	22 N·m	16 lb ft
Reservoir Bolt - Lower	40 N·m	30 lb ft
Reservoir Bolt - Upper	10 N·m	89 lb in
Primary Camshaft Drive Chain
Left Lower Guide Bolt - Oil Pump - Second Design	23 N·m	17 lb ft
Tensioner Bolt	23 N·m	17 lb ft
Upper Guide Bolt	23 N·m	17 lb ft
Radiator Outlet Pipe
Bolt - Generator Bracket	10 N·m	89 lb in
Bolt - Right Cylinder Head Rear	50 N·m	37 lb ft
Bolt - Thermostat Housing	10 N·m	89 lb in
Secondary Camshaft Drive Chain
Guide Bolt	23 N·m	17 lb ft
Shoe Bolt	23 N·m	17 lb ft
Tensioner Bolt	23 N·m	17 lb ft
Spark Plug	18 N·m	13 lb ft
Starter Motor
Bolt	50 N·m	37 lb ft
Cable Nut	13 N·m	115 lb in
Suction Screen Bolt	10 N·m	89 lb in
Suction Tube Bolt	10 N·m	89 lb in
Thermostat Housing Bolt	10 N·m	89 lb in
Throttle Body Bolt	10 N·m	89 lb in
Torque Converter Bolt	60 N·m	44 lb ft
Transmission
Mount Bolt	60 N·m	44 lb ft
Range Selector Lever Nut	9.5 N·m	84 lb in
To Engine Bolt	50 N·m	37 lb ft
Water Pump
Bolt	10 N·m	89 lb in
Pulley Bolt	10 N·m	89 lb in