GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2004 🢒 TopKick C-Series (Conventional) C4/C5 🢒 Engine 🢒 Engine Controls - 8.1L 🢒 Lower Oil Pan Removal

Tools Required

J 37228 Seal Cutter


    Object Number: 813874 Size: SH
  1. Disconnect the oil level sensor.

    2. Object Number: 813875 Size: SH
  2. Remove the lower oil pan bolts and nuts.

    3. Important: Do not damage the sealing surfaces when separating the lower oil pan from the upper oil pan.

  3. Separate the lower oil pan from the upper oil pan using J 37228 .
  4. Remove the lower oil pan.