Tools Required

J 22144  Oil Suction Pipe Installer. See Special Tools .

1. Lubricate all the internal oil pump parts using engine oil during assembly.
Fig 1: View Of Oil Pump Drive Gear & Driven Gear
Courtesy of GENERAL MOTORS CORP.
2. Install the oil pump gears.
Fig 2: View Of Oil Pump Cover
Courtesy of GENERAL MOTORS CORP.
3. Install the oil pump cover.
NOTE: Refer to Fastener Notice .
4. Install the oil pump cover bolts.

   Tighten:  Tighten the oil pump cover bolts to 10 N.m (89 lb in).

Fig 3: View Of Pressure Regulator Valve & Spring
Courtesy of GENERAL MOTORS CORP.
5. Install the pressure regulator valve.
6. Install the pressure regulator spring.
7. Install the cotter pin.
IMPORTANT: Make sure the cotter pin is properly secured.
8. Apply sealer P/N 21485278 or the equivalent to the new suction pipe.
9. Tap the new suction pipe into place using a plastic hammer. Use the J 22144  for 3/4 inch pipe. See Special Tools .