Removal Procedure

WARNING: This page is about a different variant/trim than selected.

Fig 1: Positive Crankcase Ventilation (PCV) Tubes

GM3681366

Courtesy of GENERAL MOTORS COMPANY

NOTE:

Prior to the disconnecting the PCV tubes from the oil tank, mark the port locations to the proper tubes or they can be installed incorrectly.

Disconnect the positive crankcase ventilation (PCV) tubes (1) from the oil tank.
Drain the engine oil. Refer to Engine Oil and Oil Filter Replacement (LSA, LS3, L99) Engine Oil and Oil Filter Replacement (LS7) .
Remove the front compartment air deflector. Refer to Front Compartment Air Deflector Replacement .

Fig 2: Oil Temperature Sensor Electrical Connector

GM3681371

Courtesy of GENERAL MOTORS COMPANY

Disconnect the oil temperature sensor electrical connector (1).

Fig 3: Oil Tank Inlet Hose And Seal

GM3681349

Courtesy of GENERAL MOTORS COMPANY

NOTE:

Anytime the oil tank inlet and outlet hoses are serviced, the oil seals must be replaced.

Remove the inlet hose to oil tank nut (1) and disconnect the hose (2) from the oil tank. Discard the oil seal (3).

Fig 4: Outlet Hose And Oil Tank Nut

GM3681356

Courtesy of GENERAL MOTORS COMPANY

Remove the outlet hose to oil tank nut (1) and disconnect the hose (2) from the oil tank. Discard the oil seal (3).

Fig 5: Bracket Bolt And Bracket

GM3681363

Courtesy of GENERAL MOTORS COMPANY

Remove the bracket bolt (1), nuts (2) and bracket (3).

Fig 6: Oil Tank Lower Bracket To Tank Bolts

GM3681360

Courtesy of GENERAL MOTORS COMPANY

Remove the oil tank lower bracket to tank bolts (1).
Remove the oil tank from the top of the vehicle.