G 1500 1/2 Ton Van V6-4.3L VIN W (1997)
Exhaust Manifold: Service and Repair
Removal
1. Disconnect the negative battery cable.
2. Remove the engine cover.
3. Remove the coolant reservoir.
4. Remove the air cleaner assembly and intake duct.
5. Raise the vehicle. Support the vehicle with suitable safety stands.
6. Remove the exhaust pipe from the exhaust manifold.
7. Lower the vehicle.
8. Remove the EGR inlet pipe (left side manifold).
9. Remove the exhaust manifold bolts.
10. Remove the heat shields.
11. Remove the exhaust manifold.
12. Clean the mating surfaces on the manifold and the head.
13. Clean the threads on the exhaust manifold bolts.
