Fastener Tightening Specifications
Fastener Tightening Specifications
| Application | Specification | |
|---|---|---|
| Metric | English | |
| Charge Air Cooler Coolant Pump Bracket Fastener | 9 N.m | 80 lb in |
| Charge Air Cooler Drain Plug | 9.6 N.m | 85 lb in |
| Charge Air Cooler Radiator Fastener | 10 N.m | 89 lb in |
| Charge Air Cooler Vent Port Plug | 9.6 N.m | 85 lb in |
| Coolant Recovery Reservoir Bolt | 17 N.m | 13 lb in |
| Engine Coolant Fan Nut | 6 N.m | 53 lb in |
| Engine Coolant Fan Shroud Bolt | 8 N.m | 70 lb in |
| Engine Coolant Thermostat Housing Bolts | 10 N.m | 89 lb in |
| Engine Oil Cooler Pipe Fastener (LSA) | 9 N.m | 80 lb in |
| Engine Oil Cooler Inlet Hose Fitting Fastener (LSA) | 75 N.m | 55 lb ft |
| Engine Oil Cooler Pipe Bolt (LS3) | 10 N.m | 89 lb in |
| Engine Oil Cooler-to-Oil Pan M6 Bolts | 10 N.m | 89 lb in |
| Engine Oil Cooler-to-Oil Pan M8 Bolts | 25 N.m | 18 lb ft |
| Heater Inlet and Outlet Pipe Fastener (LFX) | 22 N.m | 16 lb ft |
| Lower Thermostat Housing Bolts | 10 N.m | 89 lb in |
| Radiator Outlet Pipe (LFX) | 58 N.m | 42 lb ft |
| Radiator Upper Bracket Bolt | 9 N.m | 80 lb in |
| Radiator Upper Support Bracket Bolt | 9 N.m | 80 lb in |
| Thermostat Housing Bolt (L99/LS3) | 15 N.m | 11 lb ft |
| Water Inlet Pipe Fastener (LSA) | 10 N.m | 89 lb in |
| Water Outlet Fastener (LSA) | 10 N.m | 89 lb in |
| Water Pump Bolt (LFX) | 12 N.m | 106 lb in |
| Water Pump Bolt (L99/LS3) | 30 N.m | 22 lb ft |
| Water Pump Fasteners - First Pass (LSA) | 15 N.m | 11 lb ft |
| Water Pump Fasteners - Final Pass (LSA) | 30 N.m | 22 lb ft |
| Water Pump Inlet Bolts (L99/LS3) | 15 N.m | 11 lb ft |
| Water Pump-to-Engine Block Bolts (L99/LS3) | 30 N.m | 22 lb ft |
| Water Pump Pulley Bolt (LFX) | 12 N.m | 106 lb in |