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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 994 (Engine Mechanical - 6.6L (LLY)) >> Repair Instructions >> On-Vehicle Repair Instructions >> Oil Pan Replacement - Upper >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Apply a 2-3 mm (0.79-0.118 in) wide by 0.5-1.5 mm (0.02-0.06 in) bead of sealant GM P/N 97720043 (Canadian P/N 88901148), or equivalent to the upper oil pan mating surfaces.
  2. Apply a 2-3 mm (0.79-0.118 in) wide by 0.5-1.5 mm (0.02-0.06 in) bead of sealant GM P/N 97720043 (Canadian P/N 88901148), or equivalent to the flywheel housing sealing surface.
    3. Fig 1: Determining Sealant Bead Dimensions
    GM663817Courtesy of GENERAL MOTORS CORP.
  3. Install the upper oil pan to the engine block. Ensure the oil level indicator tube is installed into the upper oil pan.
    4. Fig 2: View Of Upper Oil Pan
    GM1334851Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice in Cautions and Notices.
  4. Install any brackets and the upper oil pan bolts in the sequence shown.

    Tighten:  Tighten the bolts to 20 N.m (15 lb ft).

    5. Fig 3: Upper Oil Pan Bolt Tightening Sequence
    GM663823Courtesy of GENERAL MOTORS CORP.
  5. Install the two flywheel housing to upper oil pan bolts.

    Tighten:  Tighten the bolts to 50 N.m (37 lb ft).

    6. Fig 4: View Of Flywheel Housing To Upper Oil Pan Bolts
    GM1334849Courtesy of GENERAL MOTORS CORP.
  6. Install the battery cable bracket bolts.

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

    7. Fig 5: View Of Battery Cable Bracket & Bolts
    GM673564Courtesy of GENERAL MOTORS CORP.
  7. Install the battery cable bracket nut.

    Tighten:  Tighten the nut to 8 N.m (71 lb in).

    8. Fig 6: View Of Battery Cable Bracket Nut
    GM673568Courtesy of GENERAL MOTORS CORP.
  8. Install the engine flywheel. Refer to Engine Flywheel Replacement (Automatic Transmission)  or Engine Flywheel Replacement (Manual Transmission) .
  9. Install the lower oil pan. Refer to Oil Pan Replacement - Lower .
  10. If vehicle is a 4WD, install the front differential carrier. Refer to Differential Carrier Assembly Replacement in Front Drive Axle.
  11. If vehicle is a 2WD, Connect the relay rod to the pitman arm and idler arm. Refer to Relay Rod Replacement in Steering Linkage (Non-Rack and Pinion).
  12. Lower the vehicle.
  13. Install the oil level indicator tube bolt to the fuel injection control module bracket.

    Tighten:  Tighten the bolt to 21 N.m (15 lb ft).

  14. Install the oil level indicator.
    15. Fig 7: View Of Oil Level Indicator
    GM1334847Courtesy of GENERAL MOTORS CORP.
  15. Fill the engine with oil. Refer to Engine Oil and Oil Filter Replacement .
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