Oil Pump Body Assemble

Tools Required

• J 25016  Pump Seal and Speedometer Gear Installer. See Special Tools .
• J 36850  Transjel Lubricant

Fig 1: Oil Seal Assembly
Courtesy of GENERAL MOTORS CORP.
1. Using the J 25016  (1), install the oil seal assembly (243). See Special Tools .
Fig 2: Front Helix Retainer
Courtesy of GENERAL MOTORS CORP.
2. Install the front helix retainer (244).
Fig 3: O-Ring Seal And Oil Seal Ring
Courtesy of GENERAL MOTORS CORP.
3. Install an O-ring seal (202) and oil seal ring (201) into the groove on the back side of the pump slide (203).
4. Use J 36850  , or an equivalent, to retain the seal and the ring on the slide.
5. Install the pivot pin spring (204) and the pivot pin (205).
6. Install the pump slide (203).
7. Index the slide notch with the pivot pin (205).

   The oil seal ring must face downward into the pump pocket.

8. Install the pump slide seal support (208) and the pump slide seal (209).
Fig 4: Fluid Pump Slide Outer Spring
Courtesy of GENERAL MOTORS CORP.
9. Install the fluid pump slide outer spring (245).
Fig 5: Pump Vane Ring, Rotor Guide & Rotor
Courtesy of GENERAL MOTORS CORP.
10. Install the bottom pump vane ring (210) and the rotor guide (211) into the rotor (212) and retain with J 36850  or an equivalent.
11. Install the rotor (212) with the rotor guide (211) toward the pump pocket.
12. Install the pump vanes (213).
13. Install the top pump vane ring (210).