Frontier 4WD V6-3.3L (VG33E) (2003)
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Oil Pan Gasket: Service and Repair
Removal
WARNING:
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Place the vehicle on a flat and solid surface.
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Place chocks in front of and behind the rear wheels.
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You should not remove the oil pan until the exhaust system and cooling system have completely cooled off. Otherwise, you may burn
yourself and a fire could break out in the fuel line.
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When removing the front and rear engine mounting bolts and nuts, lift the engine slightly to ensure safety.
CAUTION:
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In lifting the engine, be careful not to hit against any adjacent parts, especially the accelerator wire casing end, brake tube and brake master
cylinder.
1. Remove the undercover.
2. Drain the engine oil.
3. Remove the stabilizer bracket bolts (RH & LH).
4. Remove the front propeller shaft from front differential carrier.
5. Remove the front drive shaft fixing bolts.
6. Remove the front differential carrier bleeder hose.
7. Remove the front suspension cross member.
8. Remove the differential front mounting bolts and rear mounting bolts.
9. Remove the front differential carrier.
10. Remove the front differential carrier mounting bracket.
11. Remove the starter motor.
12. Remove the transmission to rear engine mounting bracket nuts.
13. Remove the engine mounting bolts or nuts.
14. Remove the power steering gear mounting brackets.
15. Lift up the engine. If necessary, disconnect exhaust tube.
16. Remove the relay rod. It is not necessary to disconnect pitman arm.
17. Remove the oil pan bolts in numerical order as shown.
18. Remove the oil pan.
a. Insert Tool between the cylinder block and the oil pan and tap (1) using a plastic hammer to separate the pan from the engine block, as shown.
CAUTION:
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Do not drive seal cutter into oil pump or rear oil seal retainer portion, or aluminum mating face will be damaged.
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Do not insert screwdriver, or oil pan flange will be deformed.
b. Slide Tool by tapping on the side (2) with a hammer to remove the oil pan from the engine block.
Installation
