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Home >> GMC >> 1989 >> Forward Control 6.2 J, Automatic, 3L80/M40 >> Repair and Diagnosis >> Engine Performance >> System >> Fuel Injection System - TBI >> Model 700 Throttle Body Overhaul >> Disassembly (Model 700) >> Fuel Injector
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Fuel Injector

  1. Remove throttle body and place assembly on Holding Fixture (J-9789-118) to prevent damage to throttle valves. Remove screw and injector retainer. See Figure.
  2. Use a screwdriver and fulcrum to carefully pry injector away from fuel meter body. See Fig 1. Remove upper and lower "O" rings from injector or fuel injector cavity.
Fig 1: Removing Fuel Injector Assembly
G72665Courtesy of GENERAL MOTORS CORP.
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