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Home >> Buick >> 2007 >> Lucerne CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 237 (Engine Mechanical - 3.9L) >> Repair Instructions >> Off-Vehicle Repair Instructions >> Intake Manifold Removal - Lower >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2006 Pontiac Montana SV6, 2006 Chevrolet Uplander, and 2006 Buick Terraza. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Identifying Lower Intake Manifold Attachments
    GM1645446Courtesy of GENERAL MOTORS CORP.
  1. Disconnect the coolant temperature sensor (1).
  2. Disconnect the camshaft position (CMP) sensor (2).
  3. Remove the fuel injector rail bolts.
  4. Remove the fuel rail assembly.
    5. Fig 2: View Of Lower Intake Manifold & Bolts
    GM54281Courtesy of GENERAL MOTORS CORP.
  5. Remove the lower intake manifold bolts and discard.
  6. Remove the lower intake manifold.
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