K 2500 Truck 4WD V8-5.3L VIN T (1999)
Intake Manifold: Service and Repair
Intake Manifold Installation
Important: The intake manifold, throttle body, fuel injection rail and fuel injectors may be removed as an assembly. If not servicing the
individual components, install the intake manifold as a complete assembly. DO NOT reuse intake manifold gaskets. Install NEW intake
manifold-to-cylinder head gaskets.
1. Install NEW intake manifold-to-cylinder head gaskets (1).
2. Install the intake manifold.
3. Apply a 5 mm (0.20 inch) band of threadlock GM P/N 12345382 or equivalent to the threads of the intake manifold bolts.
4. Refer to Fastener Notice in Service Precautions. Install the intake manifold bolts.
4.1.
Tighten intake manifold bolts first pass in sequence to 5 Nm (44 inch lbs.).
