Fastener Tightening Specifications
| Application | Specification | |
|---|---|---|
| Metric | English | |
| Catalytic Converter Coupling Nut | 45 N.m | 33 lb ft |
| Exhaust Gas Recirculation (EGR) Cooler Tube Nut (6.6L) | 30 N.m | 20 lb ft |
| Exhaust Hanger Bracket Bolt | 12 N.m | 106 lb in |
| Exhaust Heat Shield Bolt (Body Panel) | 9 N.m | 80 lb in |
| Exhaust Heat Shield Nut (Body Panel) | 9 N.m | 80 lb in |
| Exhaust Manifold Bolts (4.8L, 5.3L, and 6.0L) | ||
| First Pass | 15 N.m | 11 lb ft |
| Final Pass | 25 N.m | 18 lb ft |
| Exhaust Manifold Bolt/Nut (6.6L) | 34 N.m | 25 lb ft |
| Exhaust Manifold Bolt/Stud (4.3L) | 30 N.m | 22 lb ft |
| Exhaust Manifold Center Bolt (8.1L) | 35 N.m | 26 lb ft |
| Exhaust Manifold Heat Shield Bolt (4.3L, 4.8L, 5.3L, and 6.0L) | 9 N.m | 80 lb in |
| Exhaust Manifold Heat Shield Bolt (6.6L) | 8 N.m | 71 lb in |
| Exhaust Manifold Heat Shield Bolt/Nut (8.1L) | 25 N.m | 18 lb ft |
| Exhaust Manifold Nut (8.1L) | 16 N.m | 12 lb ft |
| Exhaust Manifold Pipe Nut | 50 N.m | 37 lb ft |
| Exhaust Muffler Hanger Nut | 50 N.m | 39 lb ft |
| Exhaust Muffler Nut | 40 N.m | 30 lb ft |
| Exhaust Outlet Pipe Clamp (6.6L) | 15 N.m | 11 lb ft |
| Exhaust Outlet to Right Exhaust Pipe Bracket Bolt (6.6L) | 34 N.m | 25 lb ft |
| Exhaust Pipe Clamp | 44 N.m | 33 lb ft |
| Exhaust Pipe Hanger Bracket Bolt | 12 N.m | 106 lb in |
| Exhaust Pipe Hanger Bracket Bolt (4L60-E) | 17 N.m | 13 lb ft |
| Exhaust Pipe Heat Shield Bolt (6.6L) | 8 N.m | 71 lb in |
| Exhaust Pipe to Manifold Bolt (6.6L) | 53 N.m | 39 lb ft |
| Exhaust Pipe to Turbocharger Bolt (6.6L) | 53 N.m | 39 lb ft |
| Hood Hinge Bolt | 25 N.m | 18 lb ft |
| Intake Manifold Cover Clamp (6.6L) | 6 N.m | 53 lb in |
| Oil Level Indicator Tube Bracket Bolt (6.6L) | 21 N.m | 15 lb ft |
| Outlet Duct Clamp | 6 N.m | 53 lb in |
| Oxygen Sensor | 42 N.m | 31 lb ft |
| Rear Shock Absorber Lower Bolt | 95 N.m | 70 lb ft |
| Spark Plug (4.3L) | 15 N.m | 11 lb ft |
| Spark Plug Wire Retainer Bolt (4.3L) | 12 N.m | 106 lb in |
| Transmission Bolt | 100 N.m | 74 lb ft |
| Transmission Fluid Fill Tube Nut (6.6L) | 18 N.m | 13 lb ft |
| Transmission Mount to Support Nut | 40 N.m | 30 lb ft |
| Transmission Support Crossmember Bolt | 95 N.m | 70 lb ft |
| Turbocharger Exhaust Pipe Bolt/Nut (6.6L) | 53 N.m | 39 lb ft |
| Turbocharger Exhaust Pipe Heat Shield Bolt (6.6L) | 8 N.m | 71 lb in |
| Turbocharger Heat Shield Bolt (6.6L) | 9 N.m | 80 lb in |
Fastener Tightening Specifications