Fastener Tightening Specifications. Buick Roadmaster 1996

For 1990-2009 cars

## Fastener Tightening Specifications Car Unit Repair

Application | N·m | Lb Ft | Lb In.
--- | --- | --- | ---
Accelerator Control Cable Bracket Bolt | 12 | -- | 106
Camshaft Retainer Bolt | 12 | -- | 106
Camshaft Sprocket Bolt | 25 | 18 | --
Connecting Rod Nut (First Pass) | 27 | 20 | --
Connecting Rod Nut (Final Pass) | 55 degrees
Crankshaft Balancer Bolt | 85 | 63 | --
Crankshaft Balancer Hub Bolt | 100 | 74 | --
Crankshaft Bearing Cap Bolt | 105 | 77 | --
Crankshaft Position Sensor Bolt | 12 | -- | 106
Crankshaft Rear Oil Seal Housing Nut and Bolt | 15 | 11 | --
Crankshaft Rear Oil Seal Housing Stud | 4 | -- | 35
Cylinder Head Bolts (First Pass in Sequence) | 30 | 22 | --
Cylinder Head Long Bolts (Second Pass in Sequence) | 75 degrees
Cylinder Head Medium Bolts (Second Pass in Sequence) | 65 degrees
Cylinder Head Short Bolts (Second Pass in Sequence) | 55 degrees
Distributor Bolt | 12 | -- | 106
Drive Belt Tensioner Bolt | 25 | 18 | --
EGR Control Valve Relay Nut | 25 | 18 | --
EGR Solenoid Valve Bracket Nut | 25 | 18 | --
EGR Valve Nut | 30 | 22 | --
EGR Valve Pipe Bolt (at Exhaust Manifold) | 30 | 22 | --
EGR Valve Pipe Nut (at Intake Manifold) | 25 | 18 | --
EGR Valve Pipe Stud | 12 | -- | 106
Engine Block Coolant Drain Plug | 20 | 15 | --
Engine Block Oil Gallery Plug | 20 | 15 | --
Engine Coolant Air Bleed Pipe Bolt | 40 | 30 | --
Engine Coolant Air Bleed Pipe Nut | 17 | 13 | --
Engine Front Cover Bolt | 12 | -- | 106
Engine Oil Level Sensor | 20 | 15 | --
Evaporative Emission Canister Purge Valve Bracket Bolt | 6 | -- | 53
Exhaust Manifold Stud and Bolt | 40 | 30 | --
Engine Flywheel Bolt | 100 | 74 | --
Engine Flywheel Housing Cover Bolt | 8.5 | -- | 75
Fuel Injection Fuel Rail Bolt | 10 | -- | 89
Fuel Pump Switch and Engine Oil Pressure Gage Sensor | 12 | -- | 106
Generator Bracket Bolt | 50 | 37 | --
Ignition Coil Studs | 40 | 30 | --
Intake Manifold Bolt and Stud (First Pass) | 10 | -- | 89
Intake Manifold Bolt and Stud (Final Pass) | 50 | 37 | --
Knock Sensor | 20 | 15 | --
MAP Sensor Bolt | 6 | -- | 53
Oil Filter Adapter Bolt | 25 | 18 | --
Oil Filter | 20 | 15 | --
Oil Level Indicator Tube Bolt | 12 | -- | 106
Oil Pan Corner Bolt Nut or Stud | 20 | 15 | --
Oil Pan Side Rail Bolt or Stud | 12 | -- | 106
Oil Pan Deflector Nut | 40 | 30 | --
Oil Pan Drain Plug | 20 | 15 | --
Oil Pressure Fittings (Plus Necessary Alignment) | 12 | -- | 106
Oil Pressure Gauge Sensor | 12 | -- | 106
Oil Pressure Sensor and Switch | 12 | -- | 106
Oil Pump Bolt-to Rear Crankshaft Bearing Cap | 90 | 66 | --
Oil Pump Cover Bolt | 9 | -- | 80
Oil Pump Driveshaft Bolt | 18 | 13 | --
Oil Temperature Sensor | 12 | -- | 106
Secondary Air Injection Pipe Fitting-to-Exhaust Manifold | 55 | 41 | --
Secondary Air Injection Pump Bracket Bolt | 40 | 30 | --
Spark Plugs (Cylinder Head New) | 30 | 22
Spark Plugs (Cylinder Head All Subsequent Installations) | 20 | 15 | --
Starter Motor Bolt | 47 | 35 | --
Throttle Body Bolt | 25 | 18 | --
Transmission Converter Cover Bolts | 25 | 18 | --
Valve Lifter Guide Retainer Bolt | 25 | 18 | --
Valve Rocker Arm Cover Bolts | 12 | -- | 106
Water Pump Bolt and Stud | 45 | 33 | --
Water Pump Driveshaft Bearing Retainer Bolt | 12 | -- | 106

## Fastener Tightening Specifications On-Vehicle

Application | N·m | Lb Ft | Lb In.
--- | --- | --- | ---
Accelerator Control Cable Bracket Bolt | 12 | -- | 106
Air Conditioning Compressor Front Mounting Bolt | 50 | 37 | --
Air Conditioning Compressor Rear Brace Bolt | 25 | 18 | --
Air Cleaner Resonator Bracket Nut | 10 | -- | 89
Camshaft Retainer Bolt | 12 | -- | 106
Camshaft Sprocket Bolt | 25 | 18 | --
Catalytic Converter Support-to-Transmission Bolt | 34 | 26 | --
Coolant Fan Pulley Bracket Nut | 50 | 37 | --
Connecting Rod Nut (First Pass) | 27 | 20 | --
Connecting Rod Nut (Final Pass) | 55 degrees
Crankshaft Balancer Bolt | 85 | 63 | --
Crankshaft Balancer Hub Bolt | 100 | 74 | --
Crankshaft Bearing Cap Bolt and Stud | 105 | 77 | --
Crankshaft Pulley Bolt (Vehicles With Mechanical Fan Only) - First Pass | 10 | -- | 89
Crankshaft Pulley Bolt (Vehicles With Mechanical Fan Only) - Second Pass | 25 | 18 | --
Crankshaft Position Sensor Bolt | 12 | -- | 106
Crankshaft Rear Oil Seal Housing Nut and Bolt | 15 | 11 | --
Crankshaft Rear Oil Seal Housing Stud | 4 | -- | 35
Cylinder Head Bolts (First Pass in Sequence) | 30 | 22 | --
Cylinder Head Long Bolts (Second Pass in Sequence) | 75 degrees
Cylinder Head Medium Bolts (Second Pass in Sequence) | 65 degrees
Cylinder Head Short Bolts (Second Pass in Sequence) | 55 degrees
Distributor Bolt | 12 | -- | 106
Drain Plug | 20 | 15 | --
Drive Belt Tensioner Bolt (Engine Accessory) | 25 | 18 | --
Drive Belt Tensioner Bolt (Mechanical Fan) | 25 | 18 | --
EGR Control Valve Relay Nut | 25 | 18 | --
EGR Solenoid Valve Bracket Nut | 25 | 18 | --
EGR Valve Nut | 30 | 22 | --
EGR Valve Pipe Bolt (at Exhaust Manifold) | 30 | 22 | --
EGR Valve Pipe Nut (at Intake Manifold) | 25 | 18 | --
EGR Valve Pipe Stud | 12 | -- | 106
Engine Block Coolant Drain Plug | 20 | 15 | --
Engine Block Oil Gallery Plug | 20 | 15 | --
Engine Coolant Air Bleed Pipe Bolt | 40 | 30 | --
Engine Coolant Air Bleed Pipe Nut | 17 | 13 | --
Engine Flywheel Bolt | 100 | 74 | --
Engine Flywheel Housing Cover Bolt | 8.5 | -- | 75
Engine Front Cover Bolt | 12 | -- | 106
Engine Mount Bracket Bolt | 47 | 35 | --
Engine Mount-to-Engine Bracket Through-Bolt | 120 | 89 | --
Engine Mount-to-Engine Bracket Nut | 80 | 59 | --
Engine Mount-to-Frame Bolt | 50 | 37 | --
Engine Mount-to-Frame Nut | 48 | 35 | --
Engine Oil Cooler Hose Fitting | 24 | 18 | --
Engine Oil Cooler Hose Nut | 35 | 26 | --
Engine Oil Cooler Pipe Clip Nut | 6 | -- | 53
Engine Oil Level Sensor | 20 | 15 | --
Engine Oil Level Switch Sensor | 35 | 26 | --
Evaporative Emission Canister Purge Valve Bracket Bolt | 6 | -- | 53
Exhaust Manifold Stud and Bolt | 40 | 30 | --
Fan Blade Clutch Nut | 26 | 19 | --
Fan Pulley Bracket Nut | 50 | 37 | --
Flywheel Bolt | 100 | 74 | --
Fuel Injection Fuel Rail Bolt | 10 | -- | 89
Fuel Pump Switch and Engine Oil Pressure Gage Sensor | 12 | -- | 106
Generator Bracket Bolt | 50 | 37 | --
Ignition Coil Studs | 40 | 30 | --
Intake Manifold Bolt and Stud (First Pass) | 10 | -- | 89
Intake Manifold Bolt and Stud (Final Pass) | 50 | 37 | --
Knock Sensor | 20 | 15 | --
MAP Sensor Bolt | 6 | -- | 53
Oil Filter Adapter Bolt | 25 | 18 | --
Oil Filter | 20 | 15 | --
Oil Level Indicator Tube Bolt | 12 | -- | 106
Oil Pan Baffle Nut | 40 | 30 | --
Oil Pan Corner Bolt Nut or Stud | 20 | 15 | --
Oil Pan Deflector Nut | 40 | 30 | --
Oil Pan Drain Plug | 20 | 15 | --
Oil Pan Side Rail Bolt or Stud | 12 | -- | 106
Oil Pressure Fittings (Plus Necessary Alignment) | 12 | -- | 106
Oil Pressure Gauge Sensor | 12 | -- | 106
Oil Pressure Sensor and Switch | 12 | -- | 106
Oil Pump Bolt-to Rear Crankshaft Bearing Cap | 90 | 66 | --
Oil Pump Cover Bolt | 9 | -- | 80
Oil Pump Driveshaft Bolt | 18 | 13 | --
Oil Temperature Sensor | 12 | -- | 106
Secondary Air Injection Pipe Fitting-to-Exhaust Manifold | 55 | 41 | --
Secondary Air Injection Pump Bracket Bolt and Nut | 40 | 30 | --
Spark Plugs (Cylinder Head New) | 30 | 22 | --
Spark Plugs (Cylinder Head All Subsequent Installations) | 20 | 15 | --
Starter Motor Bolt | 47 | 35 | --
Throttle Body Bolt | 25 | 18 | --
Transmission-to-Engine Bolt | 47 | 35 | --
Transmission Converter Cover Bolts | 25 | 18 | --
Transmission Filler Tube Bolt | 25 | 18 | --
Valve Lifter Guide Retainer Bolt | 25 | 18 | --
Valve Rocker Arm Ball Stud | 68 | 50 | --
Valve Rocker Arm Cover Bolts | 12 | -- | 106
Water Pump Bolt and Stud | 45 | 33 | --
Water Pump Driveshaft Bearing Retainer Bolt | 12 | -- | 106