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Home >> GMC >> 2005 >> Jimmy Part Time, Standard >> Repair and Diagnosis >> Engine Mechanical >> Engine Mechanical - 4.3L >> Repair Instructions >> On-Vehicle Repair Instructions >> Engine Front Cover Replacement >> Installation Procedure
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Installation Procedure

    Fig 1: Removing Engine Front Cover & Bolts
    GM480539Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Once the composite engine front cover is removed DO NOT reinstall the engine front cover. Always install a NEW engine front cover.
  1. Install the NEW engine front cover.
    2. NOTE: Refer to Fastener Notice in Cautions and Notices.
  2. Install the engine front cover bolts.

    Tighten:  Tighten the bolts to 12 N.m (106 lb in).

    3. Fig 2: View Of Crankshaft Position Sensor Seal O-Ring
    GM387759Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: DO NOT reuse the original crankshaft position sensor seal (O-ring). When installing the crankshaft position sensor be sure the crankshaft position sensor is fully seated and held stationary in the engine front cover crankshaft position sensor bore. A crankshaft position sensor that is not completely seated will cock in the engine front cover and may result in erratic engine operation.
  3. Lubricate the NEW crankshaft position sensor seal (O-ring) with clean engine oil.
  4. Install the NEW crankshaft position sensor seal (O-ring) onto the crankshaft position sensor.
  5. Install the CKP sensor. Refer to Crankshaft Position (CKP) Sensor Replacement in Engine Controls - 4.3L.
  6. Install the water pump. Refer to Water Pump Replacement (4.3L) in Engine Cooling.
  7. Install the crankshaft balancer. Refer to Crankshaft Balancer Replacement .
  8. Install the engine oil pan. Refer to Oil Pan Replacement (4 Wheel Drive) .
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