HHR 2006-2008

Oil Pan

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Removal & Installation



2.0L Engine
  1. Before servicing the vehicle, refer to the Precautions Section.
  2.  
  3. Remove the engine from vehicle.
  4.  
  5. Remove the oil pan bolts.

    Click image to see an enlarged view

    Fig. Oil pan pry points

  6.  
  7. Remove the oil pan at pry points.
  8.  
  9. Clean the oil pan mating surface.
  10.  
  11. Clean the oil pan. Remove all the sludge and the oil deposits.
  12.  
  13. Inspect the threads for the engine oil drain plug.
  14.  
  15. Inspect the oil pan for cracking near the pan rail and the transmission mounting points.
  16.  
  17. Inspect the oil pan for cracking resulting from impact or flying road debris.
    NOTE
    The oil pan baffle and pickup screen are not removable from the oil pan.

  18.  
  19. Inspect the oil pan baffle and pickup screen.
  20.  
  21. Repair or replace the oil pan as necessary.
  22.  
  23. Make sure that the oil pan and mounting surface on the lower crankcase are free of all oil and debris.
  24.  
  25. Apply a 3.5 mm bead of GM P/N 12378521 (Canadian P/N 88901148) or equivalent around the perimeter of the oil pan and the oil suction port opening.

    Click image to see an enlarged view

    Fig. Oil pan bolt torque sequence

  26.  
  27. Install the oil pan.
  28.  
  29. Install the oil pan bolts. Tighten the oil pan bolts to 25 Nm (18 ft. lbs.) in sequence.
  30.  
  31. Install engine in vehicle.
  32.  
  33. Refill crankcase, check and refill fluids as needed.
  34.  

2.2L Engines
  1. Before servicing the vehicle, refer to the Precautions Section.
  2.  
  3. Raise and support the vehicle.
  4.  
  5. Drain the engine oil.
  6.  
  7. Remove the engine drive belt.
  8.  
  9. On the 2.0L engine, remove the intercooler pump bracket bolts from the oil pan.
  10.  
  11. Remove the lower A/C compressor bolt from the oil pan.
  12.  
  13. Remove the oil pan bolts.
  14.  
  15. Remove the oil pan.
  16.  

To install:

  1. Make sure that the oil pan and mounting surface on the lower crankcase are free of all oil and debris.

    Click image to see an enlarged view

    Fig. Apply a 2mm bead of GM P/N 123785251 (Canadian P/N 88901148) around the perimeter of the oil pan and the oil suction port opening-2.0L, 2.2L, & 2.4L engines

  2.  
  3. Apply a 2 mm bead of GM P/N 123785251 (Canadian P/N 88901148) around the perimeter of the oil pan and the oil suction port opening. Do not over apply the RTV. More than a 2 mm bead is not required.
  4.  
  5. Install the oil pan.

    Click image to see an enlarged view

    Fig. Oil pan bolt torque sequence-2.0L, 2.2L, & 2.4L engines

  6.  
  7. Install the oil pan bolts in sequence. Tighten the oil pan bolts to 18 ft. lbs. (25 Nm).
  8.  
  9. Install the A/C compressor bolts. Tighten the bolts to 18 ft. lbs. (25 Nm).
  10.  
  11. On the 2.0L engine, install the intercooler pump bracket bolts. Tighten the bolts to 18 ft. lbs. (25 Nm).
  12.  
  13. Install the engine drive belt.
  14.  
  15. Lower the vehicle.
  16.  
  17. Fill the engine oil to the proper level.
  18.  

2.4L Engine
  1. Before servicing the vehicle, refer to the Precautions Section.
  2.  
  3. Raise and support the vehicle.
  4.  
  5. Drain the engine oil.
  6.  
  7. Remove or disconnect the following:

    The accessory drive belt. Refer to Accessory Drive Belts removal and installation
     
    The lower A/C compressor bolt.
     
    The 4 oil pan to transaxle bolts
     
    The oil pan bolts
     
    The oil pan
     
    Old oil pan sealant
     

  8.  

To install:

Click image to see an enlarged view

Fig. Apply a 2mm bead of GM P/N 123785251 (Canadian P/N 88901148) around the perimeter of the oil pan and the oil suction port opening-2.0L, 2.2L, & 2.4L engines

  1. Make sure the oil pan and sealing surface on the lower crankcase are free of all oil and debris.
  2.  
  3. Apply a 2mm bead (1) of GM P/N 123785251 sealant around the perimeter of the oil pan and the oil suction port opening.
    NOTE
    Do not over apply the sealant.

  4.  
  5. Install the oil pan.
  6.  
  7. Install the 4 oil pan to transaxle bolts. Tighten the bolts to 55 ft. lbs. (75 Nm).

    Click image to see an enlarged view

    Fig. Oil pan bolt torque sequence-2.0L, 2.2L, & 2.4L engines

  8.  
  9. Tighten the oil pan bolts in the sequence shown. Tighten the bolts to 18 ft. lbs. (25 Nm).
  10.  
  11. Install the lower A/C compressor bolt.
  12.  
  13. Install the accessory drive belt. Refer to Accessory Drive Belt removal and installation.
  14.  
  15. Lower the vehicle.
  16.  
  17. Fill the engine oil to the proper level.
  18.  

 
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