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goodwrench9124
goodwrench9124, ASE Certified Technician
Category: Chevy
Satisfied Customers: 3432
Experience:  Ase Master Certified, GM Master Certified Tech. Awarded GM Top performer, Hybrid certified
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how to remove a oil pan from a 2004 chevy impala

Customer Question

how to remove a oil pan from a 2004 chevy impala
Submitted: 7 years ago.
Category: Chevy
Expert:  goodwrench9124 replied 7 years ago.
Hello, and welcome to JA!!! is this a 3.8 or a 3.4 engine?
Customer: replied 7 years ago.
3.8
Expert:  goodwrench9124 replied 7 years ago.

ok, first of all you will need a engine support fixture to hold engine up, because you will need to drop the cradle {frame} here is a picture of the tool.

 

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Disconnect the negative battery cable.

Remove the fuel injector sight shield.

Remove the air cleaner intake duct.

Install the engine support fixture.

Raise and support the vehicle

 

 

 

Remove the right exhaust manifold pipe stud nuts from the catalytic converter.

Drain the engine oil and remove the oil filter.

Disconnect the oil level sensor electrical connector.

Remove the oil level sensor wiring harness bolt and reposition the oil level sensor wiring harness.

 

Remove the engine mount lower nuts from the engine mount.

Lower the vehicle.

Use the engine support fixture to raise the engine.

Raise the vehicle.

 

 

Remove the left engine mount bracket bolts from the engine.

 

 

graphic

 

Remove the right engine mount bracket bolts from the engine.

 

graphic

 

Remove the engine mount upper nuts.

Remove the engine mount and the bracket from the frame.

Remove the torque converter covers.

 

Remove the oil level sensor.

 

 

 

Remove the oil pan bolts.

Remove the oil pan.

 

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  • Remove the oil pump pipe screen assembly and the oil pan gasket.
  • Clean the following parts:
    Oil pump screen mating surfaces
    Oil pan flanges
    Oil pan rail
    Front cover
    Rear main bearing cap
    Threaded holes
  •