Sierra 1500 2WD V8-5.3L VIN B HO (2006)
26. Remove the valve body gasket (52), the valve body spacer plate (48) and the case gasket (47). Discard the gaskets. Do not reuse.
Installation Procedure
1. Install a NEW valve body gasket (52), the valve body spacer plate (48) and a NEW case gasket (47).
2. Install the spacer plate support (53) and bolts (77).
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Tighten the bolts to 10 Nm (89 inch lbs.).
Notice: Refer to Fastener Notice in Service Precautions.