Fastener Tightening Specifications
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2003 GMC Savana Special, 2003 GMC Savana Camper Special, 2003 GMC Savana, 2003 Chevrolet RV Cutaway, and 2003 Chevrolet Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
Fastener Tightening Specifications
| Application | Specification | |
|---|---|---|
| Metric | English | |
| Catalytic Converter Clamp - Right Side | 54 N.m | 40 lb ft |
| Catalytic Converter Pipe to Exhaust Manifold Nuts | 65 N.m | 48 lb ft |
| Catalytic Converter to Muffler Retaining Nuts | 48 N.m | 35 lb ft |
| Exhaust Hanger Bolts | 17 N.m | 13 lb ft |
| Exhaust Manifold Bolts First Pass - 4.3L | 15 N.m | 11 lb ft |
| Exhaust Manifold Bolts Second Pass - 4.3L | 30 N.m | 22 lb ft |
| Exhaust Manifold Bolts First Pass - 4.8L, 5.3L, 6.0L | 15 N.m | 11 lb ft |
| Exhaust Manifold Bolts Second Pass - 4.8L, 5.3L, 6.0L | 25 N.m | 18 lb ft |
| Exhaust Manifold Studs | 18 N.m | 13 lb ft |
| Heat Shield Bolts | 12 N.m | 106 lb in |
| Spark Plug Wire Support Bolts | 12 N.m | 106 lb in |