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Home >> GMC >> 2005 >> Sierra 1500 HD, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 174 (Engine Mechanical - 3.6L (Ly7) (2 Of 6)) >> On-Vehicle Repair Instructions - Part 1 >> Primary Camshaft Drive Chain Guide Replacement - Upper >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2005 Cadillac STS. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Upper Primary Camshaft Drive Chain Guides
    GM902846Courtesy 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. Remove the primary camshaft drive chain tensioner. Refer to Primary Camshaft Drive Chain Tensionser Removal .
  4. Remove the primary upper camshaft drive chain guide. Refer to Primary Camshaft Drive Chain Guide Removal - Upper .