GM Service Manual Online
For 1990-2009 cars only

Special Tools

EN 46109 Guide Pin Set


    Object Number: 1306197  Size: SH
  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.

  2. Object Number: 1306200  Size: SH
  3. 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.

  4. Object Number: 1829127  Size: SH
  5. Position the oil pan onto the block.

  6. Object Number: 1829130  Size: SH
  7. Remove the EN 46109 8 mm (0.315 in) guides from the engine block.

  8. Object Number: 1829119  Size: SH
  9. Loosely install the oil pan bolts.
  10. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 1829133  Size: SH
  11. Tighten the oil pan bolts in sequence shown.
  12. Tighten

    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).