Fastener Specifications
Single Use Non-Threaded Fasteners/Components
|
NOTE:
All fasteners/components listed in this table MUST BE DISCARDED and replaced with NEW after removal. |
|---|
| Application |
| Engine Coolant Manifold Gasket |
| Engine Coolant Quick Connect Seal |
| Engine Coolant Thermostat Housing Seal |
| Engine Oil Cooler Adapter Seal |
| Engine Oil Cooler Gasket |
| Engine Oil Cooler Seal |
| Heater Inlet and Outlet Pipe Gasket |
| Thermostat Bypass Pipe Gasket |
| Turbocharger Coolant Feed Pipe Gasket |
| Turbocharger Coolant Feed Pipe Washer |
| Turbocharger Coolant Return Pipe Washer |
| Water Outlet Seal |
| Water Pump Gasket |
| Water Pump Inlet Pipe Gasket |
| Water Pump Seal |
Single Use Threaded Fastener/Component Tightening Specifications
|
NOTE:
All fasteners/components listed in this table MUST BE DISCARDED and replaced with NEW after removal. |
|
|---|---|
| Application | Specification |
| Metric (English) | |
| Water Pump Fastener (LTG) | 25 N.m (18 lb ft) |
Reusable Threaded Fastener Tightening Specifications
|
NOTE:
All fasteners listed in this table can be reused after removal. |
|
|---|---|
| Application | Specification |
| Metric (English) | |
| Air Bleeder Valve Pin Screw (LT4) | 2.8 N.m (25 lb in) |
| Auxiliary Engine Oil Cooler Nut (LTG) | 9 N.m (80 lb in) |
| Charge Air Cooler Bracket Bolt (LGX LTG LT1 LT4) | 9 N.m (80 lb in) |
| Charge Air Cooler Bracket Bolt (LTG LT4) | 22 N.m (16 lb ft) |
| Charge Air Cooler Bracket Nut (LTG) | 22 N.m (16 lb ft) |
| Charge Air Cooler Coolant Pump Clamp Bolt (LT4) | 9 N.m (80 lb in) |
| Charge Air Cooler Radiator Bolt (LT4) | 9 N.m (80 lb in) |
| Charge Air Cooler Upper Bracket Nut (LGX LTG LT1) | 9 N.m (80 lb in) |
| Charge Air Cooler Upper Bracket Nut (LT4) | 5.5 N.m (49 lb in) |
| Coolant Heater (LTG) | 50 N.m (37 lb ft) |
| Drain Plug (LT4) | 9 N.m (80 lb in) |
| Engine Coolant Air Bleed Pipe Bolt (LGX LTG) | 10 N.m (89 lb in) |
| Engine Coolant Air Bleed Valve (LT1 LT4) | 12 N.m (106 lb in) |
| Engine Coolant Fan Bolt (LT4) | 9 N.m (80 lb in) |
| Engine Coolant Fan Shroud Bolt (LGX LT1) | 9 N.m (80 lb in) |
| Engine Coolant Fan Shroud Bolt (LTG) | 5.5 N.m (49 lb in) |
| Engine Front Cover Bolt (LGX) Refer to procedure for tightening sequence and torque values. |
Water Pump Replacement (LGX) |
| Engine Coolant Heater Fastener (LTG) | 50 N.m (37 lb ft) |
| Engine Coolant Manifold Bolt (LT1, LT4) | 25 N.m (18 lb ft) |
| Engine Coolant Thermostat Heater Shield (LTG) | 5 N.m (44 lb in) |
| Engine Coolant Thermostat Housing Bolt (LGX LTG) | 10 N.m (89 lb in) |
| Engine Oil Cooler Adapter (LTG) | 50 N.m (37 lb ft) |
| Engine Oil Cooler Adapter Fastener Bracket (LGX) | 22 N.m (16 lb ft) |
| Engine Oil Cooler Adapter Fastener to Cylinder Head (LGX) | 100 N.m (74 lb ft) |
| Engine Oil Cooler Adapter Fastener to Engine Block (LTG) | 58 N.m (43 lb ft) |
| Engine Oil Cooler Bolt | 10 N.m (89 lb in) |
| Engine Oil Cooler Hose Fastener (LT1, LT4) | 10 N.m (89 lb in) |
| Engine Oil Cooler Hose Quick Connect | 34 N.m (25 lb ft) |
| Engine Oil Cooler Pipe Fastener (LGX LTG) | 10 N.m (89 lb in) |
| Engine Wiring Harness Retainer Bolt | 22 N.m (16 lb ft) |
| Heater Inlet and Outlet Pipe Bolt (LGX) | 9 N.m (80 lb in) |
| Radiator Air Lower Seal Bolt | 2.5 N.m (22 lb in) |
| Radiator Inlet Pipe Bolt (LTG) | 10 N.m (89 lb in) |
| Radiator Surge Tank Nut | 6 N.m (53 lb in) |
| Radiator Upper Mount Bracket Bolt | 9 N.m (80 lb in) |
| Supercharger Water Manifold Fastener (LT1, LT4) | 10 N.m (89 lb in) |
| Thermostat Bypass Pipe Bolt (LTG) | 10 N.m (89 lb in) |
| Thermostat Heater Shield Fastener | 5 N.m (44 lb in) |
| Turbocharger Coolant Feed Pipe Banjo Bolt (LTG) | 35 N.m (26 lb ft) |
| Turbocharger Coolant Feed Pipe Fasteners (LTG) | 10 N.m (89 lb in) |
| Turbocharger Coolant Return Pipe Banjo Bolt (LTG) | 35 N.m (26 lb ft) |
| Turbocharger Coolant Return Pipe Bolt (LTG) | 10 N.m (89 lb in) |
| Turbocharger Coolant Return Pipe Bolt (LTG) | 35 N.m (26 lb ft) |
| Upper Charge Air Cooler Bracket Bolt (LGX LTG LT4) | 9 N.m (80 lb in) |
| Water Inlet and Outlet Pipe Fasteners | 9 N.m (80 lb in) |
| Water Outlet Bolt (LTG, LT1, LT4) | 10 N.m (89 lb in) |
| Water Pump Bolt (LGX) Refer to procedure for tightening sequence and torque values. |
Water Pump Replacement (LGX) |
| Water Pump Bolt (LT1, LT4) | 10 N.m (89 lb in) |
| Water Pump Inlet Pipe Bolt (LGX) | 9 N.m (80 lb in) |
| Water Pump Pulley Bolt (LGX) | 10 N.m (89 lb in) |