Avalanche 4WD V8-5.3L (2011)
Intake Manifold: Service and Repair
Engine Block Valley Cover Replacement
Engine Block Valley Cover Replacement
Removal Procedure
1. Remove the intake manifold. Refer to Intake Manifold Replacement See: Intake Manifold Replacement.
2. Remove the engine valley cover bolts (506).
3. Remove the engine valley cover (555) and gasket (556).
4. Remove the O-ring seals (537) from the cover.
5. Remove the oil pressure sensor (706) and washer (707).
Installation Procedure