Fastener Tightening Specifications
WARNING: This page is about a different car, the 2010 Chevrolet Impala. However, it is still accessible from the selected car via links, so may be relevant.
| Application | Specification | |
|---|---|---|
| Metric | English | |
| Condenser-to-Radiator Bolt | 6 N.m | 53 lb in |
| Coolant Crossover Pipe Bolt (LZE/LGD) | 50 N.m | 37 lb ft |
| Coolant Heater (LS4) | 50 N.m | 37 lb ft |
| Coolant Heater (LZ4,LZE,LGD) | 60 N.m | 44 lb ft |
| Engine Coolant Air Bleed Pipe/Cover Bolt (LS4) | 12 N.m | 106 lb in |
| Lower Radiator Support Bracket Bolt | 60 N.m | 44 lb ft |
| Thermostat Bypass Pipe-to-Engine Front Cover Bolt (LZ4,LZE,LGD) | 11 N.m | 98 lb in |
| Thermostat Bypass Pipe-to-Throttle Body Nut (LZ4,LZE,LGD) | 25 N.m | 18 lb ft |
| Thermostat Housing Bolt/Stud (LZ4,LZE,LGD) | 10 N.m | 89 lb in |
| Transmission Oil Cooler Pipe Attachment Nut | 7 N.m | 62 lb in |
| Upper Radiator Support Bracket Bolt | 10 N.m | 89 lb in |
| Water Outlet Housing Bolt (LS4) | 15 N.m | 11 lb ft |
| Water Pump Bolt (LS4) | 15 N.m | 11 lb ft |
| Water Pump Bolt (LZ4,LZE,LGD) | 25 N.m | 18 lb ft |
| Water Pump Manifold Bolt (M8) (LS4) | 30 N.m | 22 lb ft |
| Water Pump Manifold Bolt (M10) (LS4) | 60 N.m | 44 lb ft |
| Water Pump Pulley Bolt (LZ4,LZE,LGD) | 25 N.m | 18 lb ft |