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Home >> Buick >> 2007 >> Lucerne CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 121 (Engine Mechanical - 3.6L (Ly7) (Repair Instructions - 1 Of 5)) >> On-Vehicle Repair Instructions (Part 1) >> Primary Camshaft Drive Chain Tensioner Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2006 Buick LaCrosse and 2006 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Primary Camshaft Drive Chain Tensioners
    GM902847Courtesy of GENERAL MOTORS CORP.
  1. Remove the spark plugs in order to ease crankshaft/engine rotation. Refer to Spark Plug Replacement in Engine Controls - 3.6L (LY7).
  2. Remove the engine front cover. Refer to Engine Front Cover Replacement .
    3. IMPORTANT: If the entire camshaft timing system is not in Stage 2 Camshaft Timing Drive Chain Alignment Diagram (W/Primary Inverted Tooth (IT) Chain) , mark the timing chain and sprockets in order to ensure proper reassembly.
  3. Remove the primary camshaft drive chain tensioner. Refer to Primary Camshaft Drive Chain Tensioner Removal .
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