Contents: 3.0L engine ↳ 3.8L engine ↳
3.0L engine
Removal
1. Remove the oil pan (section 14).
2. Unscrew the oil pump mounting bolt (see figure).
3. Lower the oil pump assembly down from the engine block.
Installation
4. Prime the pump by pouring oil into the oil receiver and manually rotating the pump shaft.
5. Insert the oil pump shaft into the pump (see illustration) until the shaft is fully seated in the pump. Do not push too hard when trying to install the shaft. If it is difficult to get the shaft aligned, rotate the pump slightly and try again.
6. Install the oil pump kit onto the guide pin and tighten the bolt to the specified torque.
7. Install the oil pan (section 14).
3.8L engine
Removal
8. The oil pump and intermediate shaft (oil pump) are mounted in the cover of the adjustment chain. A description of the removal of the intermediate shaft is included in section 10.
9. Remove the oil filter (chapter 1) and cover bolts Clean and inspect the oil pump cavity. If the oil pump gear seat in the camshaft timing chain cover is damaged or worn, replace the cover.
10. The pump oil receiver is made as a single unit with the oil pan. To access it, remove the oil pan (section 14).
Unscrew the oil receiver tube nut and two mounting bolts (see pictures). Remove the oil receiver from the engine.
Installation
11. Install the pump gears into the housing so that their planes are aligned with the cover surface. If the gears do not fit tightly, check the contact point of the drive wheel with the intermediate shaft. Perhaps you installed it incorrectly.
12. Fill the cavity with special "gasoline" grease (petrolatum), install the cover. Tighten the bolts to the required tightening torque.
13. Install a new oil filter, add oil, start the engine. Check for leaks.