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 MANUALSCHEVROLET2006SUBURBAN C2500, 6.0 UREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 161 (COMMON SPECS & PROCEDURES)ENGINE COOLINGSERVICECOOLING SYSTEM TORQUE SPECIFICATIONS
2006 Chevrolet Suburban C2500, 6.0 U
Cooling System Torque Specifications
2006 Chevrolet Suburban C2500, 6.0 USECTION Cooling System Torque Specifications
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2003 GMC Savana Special, 2003 GMC Savana Camper Special, 2003 GMC Savana, 2003 Chevrolet RV Cutaway, and 2003 Chevrolet Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
COOLING SYSTEM TORQUE SPECIFICATIONS
| Application | Ft. Lbs. (N.m) | |
|---|---|---|
| Coolant Heater (4.8L, 5.3L & 6.0L) | 37 (50) | |
| Drive Belt Tensioner Bolt | 37 (50) | |
| Engine Block Coolant Drain Plug (4.3L) | 15 (20) | |
| Engine Coolant Temperature Sensor | 15 (20) | |
| Fan & Water Pump Pulley Bolt (4.3L) | 18 (25) | |
| Fan Clutch Bolt (4.8L, 5.3L & 6.0L) | 17 (23) | |
| Fan Clutch Nut (4.8L, 5.3L & 6.0L) | 41 (56) | |
| Fan Clutch Retaining Bolts (4.3L) | 24 (33) | |
| Oil Cooler Hose Bracket Bolt (4.8L, 5.3L & 6.0L) | 18 (25) | |
| Oil Cooler Line Fittings-To-Oil Filter Base (4.3L) | 13 (17) | |
| Oil Cooler Line Fittings-To-Oil Filter Base (4.3L Auxiliary Oil Cooler) | 26 (35) | |
| Oil Cooler Line Fittings-To-Radiator (4.3L) | 18 (24) | |
| Radiator Bolt | 18 (25) | |
| Thermostat Housing Bolt (4.3L) | 18 (25) | |
| Thermostat Housing Bolt (4.8L, 5.3L & 6.0L) | 11 (15) | |
| Thermostat Housing Crossover Bolt (6.0L) | 16 (21) | |
| Thermostat Housing Crossover Retaining Bolts (4.3L) | 35 (47) | |
| Water Outlet Stud (4.3L) | 18 (25) | |
| Water Pump Bolt (4.3L) | 33 (45) | |
| Water Pump Bolt (4.8L, 5.3L & 6.0L) | ||
| First Pass | 11 (15) | |
| Final Pass | 22 (30) | |
| INCH Lbs. (N.m) | ||
| Air Cleaner Outlet Duct Clamp Screw (4.8L, 5.3L & 6.0L) | 62 (7) | |
| Air Cleaner Outlet Duct Wing Nut (4.3L) | 27 (3) | |
| Coolant Air Bleed Pipe Stud/Bolt (4.8L, 5.3L & 6.0L) | 106 (12) | |
| Coolant Heater Bolt (4.3L) | 18 (2) | |
| Coolant Heater Cord Bolt | 71 (8) | |
| Coolant Recovery Reservoir Bolt | 97 (11) | |
| Engine Coolant Heater Cord Bracket Bolt | 106 (12) | |
| Engine Coolant Heater Cord Clip Bolt | 106 (12) | |
| Fan & Clutch Retaining Nut-To-Water Pump Pulley (4.3L) | 42 (57) | |
| Fan Shroud Bolt | 80 (9) | |
| Oil Cooler Hose Adapter Bolt (4.8L, 5.3L & 6.0L) | 106 (12) | |
| Oil Cooler Line Clip-To-Bracket Nut (4.3L) | 106 (12) | |
| Oil Level Indicator Tube & Transmission Fluid Fill Tube Lower Support Bolt (4.3L) | 44 (4) | |
| Radiator Surge Tank Bolt | 53 (6) | |
| Surge Tank Bolt/Nut | 80 (9) | |
| Transmission Control Module (TCM) Cover Bolt | 80 (9) | |
| Transmission Control Module (TCM) Electrical Connector Bolt | 71 (8) | |
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.