1997 Saturn SL2 OIL PUMP REMOVAL AND INSTALLATION MANUAL

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Removal & Disassembly Remove engine front cover. See FRONT COVER & TIMING CHAIN under REMOVAL & INSTALLATION. Using an impact driver and a T-30 Torx bit, remove and discard oil pump cover plate screws. Remove cover plate and rotors. See Fig. 11 . To remove oil pump relief valve, use a slide hammer and Relief Valve Puller Adapter (SA9103E). Inspection Replace rotors if worn or damaged. Using feeler gauge and straightedge (at cover plate), measure oil pump clearances. See OIL PUMP SPECIFICATIONS table. If clearances are not as specified, replace rotors or entire pump assembly as necessary. Reassembly & Installation Install rotors with chamfer facing away from engine. Install new relief valve (if removed). Pack pump rotors with petroleum jelly to prime pump. Install pump cover plate using new screws. Tighten screws to specification. See TORQUE SPECIFICATIONS . OIL PUMP SPECIFICATIONS NOTE: If oil pump relief valve is removed, DO NOT reuse it. Application In. (mm) Outer Rotor-To-Housing .006-.011 (.150-.277) Outer Rotor Tip-To-Inner Rotor Tip .006 (.150) Rotor Gear-To-Pump Cover Plate