LS V8-3.9L VIN A (2003)
1. Disconnect the throttle body heater hoses.
2. NOTE: The throttle body and adapter are shown removed for clarity. It is not necessary to remove the throttle body and adapter to remove the
intake manifold.
Remove the bolts and studs in the sequence shown.
3. Remove the intake manifold.
4. CAUTION: Do not use metal scrapers, wire brushes, power abrasive discs, or other abrasive means to clean the sealing surfaces. These tools
cause scratches and gouged which make leak paths. Use a plastic scraping tool to clean the surfaces.
Clean the sealing surfaces.
