Lower Oil Pan Removal

Special Tools 

EN-37228  Separating Tool

Equivalent regional tools: Special Tools 

1. Courtesy of GENERAL MOTORS COMPANY

   Oil Pump Flow Control Solenoid Valve Bolt (2) - Remove

2. Oil Pump Flow Control Solenoid Valve (1) - Remove
3. Oil Pump Flow Control Valve Seal (3) - Remove and DISCARD

4. Courtesy of GENERAL MOTORS COMPANY

   Lower Oil Pan Bolt (1) - Remove [12x]

5. Courtesy of GENERAL MOTORS COMPANY

   NOTE:

   • The oil pump drive belt (9) is close to the rail of the oil pan. Loosen the oil pan carefully from the lower crankcase extension. It is possible to damage the oil pump belt.
   • Ensure that the oil pan locating pins (4, 7) do NOT get damaged while loosening.

   Use the EN-37228  Separating Tool (1) to carefully loosen the lower oil pan (8), first in sequence at the locations (2, 3, 5, 6) as shown. Then carefully loosen the lower oil pan evenly all the way around, avoiding the locations near the oil pan locating pins.

6. Courtesy of GENERAL MOTORS COMPANY

   Lower Oil Pan (1) - Remove and DISCARD