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.
2004 Pontiac Aztek Base, FWDFACTORY OEM SERVICE PROCEDURE
Engine Cooling Torque Specifications
ENGINE COOLING TORQUE SPECIFICATIONS
| Application | Ft. Lbs. (N.m) |
|---|---|
| Coolant Inlet Pipe Upper Bolt (3.6L) | 17 (23) |
| Coolant Inlet Pipe Lower (Bell Housing) Bolt (3.6L) | 37 (50) |
| Discharge Hose-To-Condenser Nut | 12 (16) |
| Evaporator Inlet Tube-To-Condenser Bolt | 12 (16) |
| Radiator Bracket Bolts | 18 (25) |
| Radiator Inlet Hose Support Bolt (3.6L) | 37 (50) |
| Radiator Lower Air Deflector Bolts | 15 (20) |
| Thermostat Bypass Pipe Nut | 18 (25) |
| Thermostat Housing Bolts | 18 (25) |
| Water Pump Pulley Bolts (3.4L) | 18 (25) |
| INCH Lbs. (N.m) | |
| A/C Condenser Mounting Bolts | 53 (6) |
| A/C Condenser Tube Clip Bolt | 22 (2.5) |
| Cooling Fan Motor Screws | 53 (6) |
| Cooling Fan Nut | 53 (6) |
| Cooling Fan Shroud Bolts | 53 (6) |
| Coolant Heater Bolt | 18 (2) |
| Radiator Upper Mount Bolts | 89 (10) |
| Thermostat Bolts (3.6L) | 89 (10) |
| Thermostat Bypass Pipe Bolt | 98 (11) |
| Water Oulet Housing Bolt (3.6L) | ... |
| Water Pump Bolts | 89 (10) |
| Water Pump Pulley Bolts (3.6L) | 106 (12) |
Factory Service Tools
Use the Manual With the Right Hardware
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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.