Removal Procedure

WARNING: This page is about a different car, the 2010 GMC Sierra and 2010 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Locating Pump Cover, Check Valve Retainer, Ball Assemblies & Cup Plugs

Courtesy of GENERAL MOTORS CORP.

Inspect the pump cover, all check valve retainer and ball assemblies (237), cup plugs (235, 236) and orificed cup plugs (238, 240).

Fig 2: View Of Pump Cover

Courtesy of GENERAL MOTORS CORP.

Inspect the pump cover for the following conditions:
- Worn or damaged bushings
- Foreign material or debris
- Porosity
- Scored or irregular mating faces
- Cross channel leaks

Fig 3: Removing Stator Shaft Front Bushing

Courtesy of GENERAL MOTORS CORP.

Using the J 21465-15 which is part of J 21465-01: bushing service set (1) with the J 7004-A: remover (2), remove the stator shaft front bushing (234).

Fig 4: Removing Stator Shaft Rear Bushing

Courtesy of GENERAL MOTORS CORP.

Using the J 25019-14: bushing installer (2) with the J 7004-A: remover (1), remove the stator shaft rear bushing (241).