Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSPONTIAC1998FIREBIRD V8-5.7L VIN GREPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSCOOLING SYSTEMSYSTEM SPECIFICATIONSFASTENER TIGHTENING SPECIFICATIONS
1998 Pontiac Firebird V8-5.7L VIN G
Fastener Tightening Specifications
1998 Pontiac Firebird V8-5.7L VIN GSECTION Fastener Tightening Specifications
Fastener Tightening Specifications
Accelerator and Cruise Control Servo Cable Adjuster Bolt 7Z Nm (66 inch lbs.)
Air Cleaner Bolt 12 Nm (106 inch lbs.)
Air Conditioning Condenser Tube Bolt 16 Nm (12 ft. lbs.)
Air Conditioning Condenser Tube Nut 16 Nm (12 ft. lbs.)
Coolant Heater Bolt (3.8L) 1.9 Nm (17 inch lbs.)
Coolant Heater (5.7L) 40 Nm (30 ft. lbs.)
Coolant Pump Bolt (5.7L) 25 Nm (18 ft. lbs.)
Coolant Pump Pulley Bolt (5.7L)-First Pass 10 Nm (89 inch lbs.)
Coolant Pump Pulley Bolt (5.7L)-Last Pass 25 Nm (18 ft. lbs.)
Coolant Recovery Reservoir Bolt 12 Nm (106 inch lbs.)
Cooling Fan Motor Bolts 6 Nm (53 inch lbs.)
Drive Belt Tensioner Bolt 50 Nm (37 ft. lbs.)
EGR Valve Outlet Pipe Bolt 29 Nm (21 ft. lbs.)
EGR Valve Outlet Pipe Nut 29 Nm (21 ft. lbs.)
Engine Coolant Temperature Sensor (3.8L) 25 Nm (18 ft. lbs.)
Engine Coolant Temperature Sensor (5.7L) 29 Nm (21 ft. lbs.)
Engine Block Coolant Drain Hole Plug (5.7L) 60 Nm (44 ft. lbs.)
Knock Sensor (3.8L) 19 Nm (14 ft. lbs.)
Air Lower Deflector Screw 10 Nm (89 inch lbs.)
Radiator Drain Cock 1.5 Nm (13 inch lbs.)
Transmission Oil Cooler Pipe Fittings at Radiator 27 Nm (20 ft. lbs.)
Water Outlet Bolt (3.8L) 27 Nm (20 ft. lbs.)
Water Outlet Bolt (5.7L) 15 Nm (11 ft. lbs.)
Water Pump Bolt (3.8L) 15 Nm (11 + 80° ft. lbs.)
Water Pump Pulley Bolt (3.8L) 13 Nm (115 inch lbs.)
Accelerator and Cruise Control Servo Cable Adjuster Bolt 7Z Nm (66 inch lbs.)
Air Cleaner Bolt 12 Nm (106 inch lbs.)
Air Conditioning Condenser Tube Bolt 16 Nm (12 ft. lbs.)
Air Conditioning Condenser Tube Nut 16 Nm (12 ft. lbs.)
Coolant Heater Bolt (3.8L) 1.9 Nm (17 inch lbs.)
Coolant Heater (5.7L) 40 Nm (30 ft. lbs.)
Coolant Pump Bolt (5.7L) 25 Nm (18 ft. lbs.)
Coolant Pump Pulley Bolt (5.7L)-First Pass 10 Nm (89 inch lbs.)
Coolant Pump Pulley Bolt (5.7L)-Last Pass 25 Nm (18 ft. lbs.)
Coolant Recovery Reservoir Bolt 12 Nm (106 inch lbs.)
Cooling Fan Motor Bolts 6 Nm (53 inch lbs.)
Drive Belt Tensioner Bolt 50 Nm (37 ft. lbs.)
EGR Valve Outlet Pipe Bolt 29 Nm (21 ft. lbs.)
EGR Valve Outlet Pipe Nut 29 Nm (21 ft. lbs.)
Engine Coolant Temperature Sensor (3.8L) 25 Nm (18 ft. lbs.)
Engine Coolant Temperature Sensor (5.7L) 29 Nm (21 ft. lbs.)
Engine Block Coolant Drain Hole Plug (5.7L) 60 Nm (44 ft. lbs.)
Knock Sensor (3.8L) 19 Nm (14 ft. lbs.)
Air Lower Deflector Screw 10 Nm (89 inch lbs.)
Radiator Drain Cock 1.5 Nm (13 inch lbs.)
Transmission Oil Cooler Pipe Fittings at Radiator 27 Nm (20 ft. lbs.)
Water Outlet Bolt (3.8L) 27 Nm (20 ft. lbs.)
Water Outlet Bolt (5.7L) 15 Nm (11 ft. lbs.)
Water Pump Bolt (3.8L) 15 Nm (11 + 80° ft. lbs.)
Water Pump Pulley Bolt (3.8L) 13 Nm (115 inch lbs.)
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.