Oil Pan: Service and Repair
Oil Pan Replacement
Special Tools
* EN 46109 - Guide Pin Set
* J 39505 - Torque Wrench Adapter
Removal Procedure
1. Drain the engine oil and remove the oil filter. Refer to Engine Oil and Oil Filter Replacement Service and Repair.
2. Remove the exhaust flexible pipe. Refer to Exhaust Flexible Pipe Replacement Service and Repair.
3. Remove the engine. Refer to Engine Replacement Engine Replacement.
4. Remove the engine front cover. Refer to Engine Front Cover Removal 15. Engine Front Cover Removal.
5. Remove the oil pan bolts.
6. Using the pry points located at the edge of the oil pan separate the RTV sealant.
7. Remove the oil pan from the block.
8. Clean the oil pan and the engine block gasket surface. Refer to Oil Pan Cleaning and Inspection 74. Oil Pan Cleaning and Inspection.
Installation Procedure
1. Install the 8 mm (0.315 in) guides from the EN 46109 - guide pin set into the center oil pan rail bolt hole on each side of the engine block.
2. Place a 3 mm (0.118 in) bead (1) of RTV sealant, GM P/N 12378521 (Canadian P/N 88901148) or equivalent, on the block pan rail and the crankshaft rear oil seal housing.
3. Position the oil pan onto the block.
4. Remove the EN 46109 - guide pin set 8 mm (0.315 in) guides from the engine block.
5. Loosely install the oil pan bolts.
Caution: Refer to Fastener Caution Fastener Caution.
6. Tighten the oil pan bolts in sequence shown.
1. Tighten the 8 mm bolts (1-11) to 25 Nm (18 lb ft).
2. Tighten the 6 mm bolts (12, 13) to 10 Nm (89 lb in).
7. Install the engine front cover. Refer to Engine Front Cover Installation 126. Engine Front Cover Installation.
8. Install the engine. Refer to Engine Replacement Engine Replacement.
9. Install the exhaust flexible pipe. Refer to Exhaust Flexible Pipe Replacement Service and Repair.
10. Refill the engine oil. Refer to Engine Oil and Oil Filter Replacement Service and Repair.