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Home >> GMC >> 1991 >> Value Van 7.4 N >> Repair and Diagnosis (Single Page) >> Engine Mechanical >> Mechanical >> 6.2L V8 Diesel - VINS [C,J] >> Lubrication >> Oil Pump >> Reassembly & Installation

Reassembly & Installation

  1. Install pump gears into pump body with marked gear teeth indexed. Reassemble remaining components in reverse order of disassembly. On "G" Series, place pump and extension shaft inside oil pan. Position oil pan in place.
  2. On all models, install pump and extension shaft on engine, ensuring slot on top of extension shaft engages with drive tang on end of pump drive or vacuum pump. Tighten mounting bolt to 65 ft. lbs. (88 N.m). Install oil pan.
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