Oil Pan Replacement - Upper

Oil Pan Replacement - Upper

^ Tools Required
- J 37228 Seal Cutter

Removal Procedure





1. Remove the oil level indicator.
2. Remove the oil level indicator tube bolt from the indicator tube bracket.
3. If vehicle is a 4-wheel drive (4WD), remove the front differential carrier.
4. If vehicle is a 2-wheel drive (2WD), disconnect the relay rod from the pitman arm and idler arm.
5. Remove the lower oil pan.
6. Remove the engine flywheel.





7. Remove the battery cable bracket bolts.





8. Remove the battery cable bracket nut.





9. Remove the two flywheel housing to upper oil pan bolts.





10. Remove the upper oil pan bolts and any brackets. Mark the bolt location of the bracket.
11. Separate the upper oil pan from the engine block using J 37228 .
12. Remove the upper oil pan. The oil level indicator tube needs to be removed while lowering the upper oil pan.
13. If required, clean and inspect the upper oil pan.

Installation Procedure





1. Apply a 2 - 3 mm (0.79 - 0.118 inch) wide by 0.5 - 1.5 mm (0.02 - 0.06 inch) 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 inch) wide by 0.5 - 1.5 mm (0.02 - 0.06 inch) bead of sealant GM P/N 97720043 (Canadian P/N 88901148), or equivalent to the flywheel housing sealing surface.





3. Install the upper oil pan to the engine block. Ensure the oil level indicator tube is installed into the upper oil pan.





4. Notice: Refer to Fastener Notice in Service Precautions .

Install any brackets and the upper oil pan bolts in the sequence shown.
^ Tighten the bolts to 20 Nm (15 ft. lbs.).





5. Install the two flywheel housing to upper oil pan bolts.
^ Tighten the bolts to 50 Nm (37 ft. lbs.).





6. Install the battery cable bracket bolts.
^ Tighten the bolts to 12 Nm (106 inch lbs.).





7. Install the battery cable bracket nut.
^ Tighten the nut to 8 Nm (71 inch lbs.).





8. Install the engine flywheel.
9. Install the lower oil pan.
10. If vehicle is a 4WD, install the front differential carrier. Refer to Differential Carrier Assembly Replacement .
11. If vehicle is a 2WD, Connect the relay rod to the pitman arm and idler arm.
12. Lower the vehicle.
13. Install the oil level indicator tube bolt to the indicator tube bracket.
^ Tighten the bolt to 21 Nm (15 ft. lbs.).
14. Install the oil level indicator.
15. Fill the engine with oil.