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Home >> Saturn >> 2007 >> Ion Red Line >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - Introduction (2 Of 2) >> Repair Instructions >> Camshaft Position Sensor Replacement >> Installation Procedure
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Installation Procedure

    Fig 1: Locating #4 Piston On Compression Stroke
    GM1534963Courtesy of GENERAL MOTORS CORP.
  1. Rotate the crankshaft until number 4 piston is at top dead center (TDC) on the compression stroke.

    Refer to the crankshaft damper-to-front-cover timing marks.

  2. Install the NEW camshaft position sensor housing seal.
    3. Fig 2: Aligning Timing Mark On Housing With Timing Mark On Hex Shaft
    GM1534965Courtesy of GENERAL MOTORS CORP.
  3. Align the timing mark on the housing with the timing mark on the hex shaft.
    4. Fig 3: View Of Camshaft Position Sensor Housing
    GM1534962Courtesy of GENERAL MOTORS CORP.
  4. Install the camshaft position sensor housing.
    5. NOTE: Refer to Fastener Notice .
  5. Install the camshaft position sensor housing studs.

    Tighten:  Tighten the studs to 22 N.m (16 lb ft).

  6. Install the underhood junction block. Refer to Underhood Electrical Center or Junction Block Bracket Replacement .
  7. Install the drive belt tensioner. Refer to Drive Belt Tensioner Replacement - Supercharger .
  8. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
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