Cooling System Torque Specifications
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) | |