Oil Pan Installation

Reference: OIL PAN ASSEMBLE 

Special Tool 

EN 46109 Guide Pin Set 

For equivalent regional tools, refer to SPECIAL TOOLS - ENGINE MECHANICAL - 3.6L (LY7) .

Fig 1: Identifying Guides

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1. Install the 8 mm (0.315 in) guides from the EN 46109 into the center oil pan rail bolt hole on each side of the engine block.
   Fig 2: Identifying Bead Of RTV Sealant

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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.
   Fig 3: Identifying Oil Pan Onto Block

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3. Position the oil pan onto the block.
   Fig 4: Identifying Guides From Engine Block

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4. Remove the EN 46109 8 mm (0.315 in) guides from the engine block.
   Fig 5: Identifying Oil Pan Bolts

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5. Loosely install the oil pan bolts.
   Fig 6: Identifying Oil Pan Bolts In Tightening Sequence

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   CAUTION: Refer to FASTENER NOTICE .
6. Tighten the oil pan bolts in sequence shown.

   Tightening torque 

   1. Tighten the 8 mm bolts (1-11) to 23 N.m (17 lb ft). 
   2. Tighten the 8 mm bolts (1-11) to 23 N.m (17 lb ft) a second pass in sequence. 
   3. Tighten the 6 mm bolts (12, 13) to 10 N.m (89 lb in). 

   Reference: CYLINDER HEAD INSTALLATION - RIGHT SIDE

   Reference: CYLINDER HEAD INSTALLATION - LEFT SIDE