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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1353 (Engine Mechanical - 1.8L (LNK)) >> Repair Instructions >> On-Vehicle Repair Instructions >> Camshaft Replacement - Exhaust >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2004 Pontiac Vibe. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Installing Intake Camshaft
    GM235547Courtesy of GENERAL MOTORS CORP.
  1. Install the exhaust camshaft onto the cylinder head with the number 1 cam lobes facing as shown.
    2. IMPORTANT: Each bearing cap has a number and a directional arrow marked on the bearing cap.
  2. Install the camshaft bearing caps in the proper locations and direction.
    3. Fig 2: Camshaft Bearing Cap Bolts
    GM886591Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice in Cautions and Notices.
  3. Install the camshaft bearing cap bolts.

    Tighten:  Tighten the bolts in the sequence shown to 19 N.m (14 lb ft).

  4. Install the front camshaft bearing cap.

    Tighten:  Tighten the bearing cap bolts to 19 N.m (14 lb ft).

    5. Fig 3: View Of Sprocket Locating Pins
    GM625493Courtesy of GENERAL MOTORS CORP.
  5. Install the exhaust camshaft sprocket to the camshaft.
    6. Fig 4: Using Wrench To Hold/Rotate Camshaft
    GM625497Courtesy of GENERAL MOTORS CORP.
  6. Install the camshaft sprocket bolt in order to secure the cam sprocket.

    Tighten:  Tighten the bolt to 54 N.m (40 lb ft).

  7. Install the timing chain onto the engine. Refer to Timing Chain and Sprockets Replacement .
  8. Unlock the intake camshaft actuator locking pin. Refer to Camshaft Actuator Locking Pin Adjustment .
  9. Inspect and adjust valve clearance. Refer to Valve Lash Adjustment .
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