Exhaust Manifold Replacement - Right Side

Exhaust Manifold Replacement - Right Side (6.6L)

Removal Procedure

1. Remove the wheelhouse liner. Refer to Front Wheelhouse Liner Replacement - Right Side (Chevrolet) (Service and Repair)Front Wheelhouse Liner Replacement - Right Side (GMC) (Service and Repair) .




2. Perform the following steps working through the wheelhouse opening, remove the exhaust pipe to turbocharger exhaust pipe bracket bolt.




3. Remove the exhaust pipe to exhaust manifold bolts (1) and bracket.




4. Remove the exhaust manifold heat shield bolts (1) and shield.




5. Remove the exhaust manifold bolts and nuts in the proper sequence.




6. Remove the exhaust manifold and exhaust manifold to pipe gasket.




7. Remove the oil level indicator tube bolt (2) and rotate the oil level indicator tube out of the way.
8. Remove and discard the exhaust manifold gasket (1).



Installation Procedure





1. Install a NEW exhaust manifold gasket (1) onto the studs.
Caution: Refer to Fastener Caution (Fastener Caution) .
2. Rotate the oil level indicator tube into position and install the oil level indicator tube bolt (2) and tighten to 21 Nm (15 lb ft) .




3. Position a NEW exhaust pipe gasket between the exhaust manifold and exhaust pipe. Align the tabs on the gasket to face downward.
4. Install the exhaust manifold onto the studs.

Right Side:

5. Install and tighten the exhaust manifold bolts and nuts in the sequence shown and tighten to 57 Nm (42 lb ft) .
6. Tighten the 4 center bolts/nuts an additional pass to 57 Nm (42 lb ft) .




7. Position the exhaust manifold heat shield to the manifold and install the exhaust manifold bolts (1) and tighten to 10 Nm (89 lb in) .




8. Install the exhaust pipe bracket and the exhaust pipe to exhaust manifold bolts (1).




9. Tighten the exhaust pipe to exhaust manifold bolts in the sequence shown (4, 5, and 6) to 53 Nm (39 lb ft) .




10. Install the exhaust pipe to turbocharger exhaust pipe bracket bolt and tighten to 34 Nm (25 lb ft) .
11. Install the wheelhouse liner. Refer to Front Wheelhouse Liner Replacement - Right Side (Chevrolet) (Service and Repair)Front Wheelhouse Liner Replacement - Right Side (GMC) (Service and Repair) .
12. Lower the vehicle.