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Home >> GMC >> 1987 >> Forward Control 6.2 J, Automatic, 475/M40 >> Repair and Diagnosis >> External Pages >> Different car >> Section 32 (Engine Controls - Remove/Install/Overhaul) >> Fuel System (Gasoline) >> Governor Assembly (5.7L "G" Series) >> Disassembly & Reassembly

Disassembly & Reassembly

WARNING: This page does not describe the selected car, but rather 10 other vehicles, including the 1994 GMC Vandura Special, 1994 GMC Vandura, 1994 GMC Rally Camper Special, 1994 GMC Rally, and 1994 GMC Forward Control. However, it is still accessible from the selected car via links, so may be relevant.
  1. Hold throttle cam lever open at 11 o'clock position. See Fig 2. Remove mounting screws and remove governor drive motor. Release spring tension from governor drive lever. No other disassembly is possible.
  2. If necessary, apply Special Grease (available in repair kit only) to governor mechanism. Align governor drive motor with cover plate. See Fig 3. Reattach spring to governor drive lever.
  3. Hold throttle cam lever open at 11 o'clock position. See Fig 2. Tilt governor drive motor slightly. Ensure governor drive lever clears cover and align mounting holes. Apply Loctite to threads and tighten mounting screws to 30 INCH lbs. (3 N.m).
  4. Rotate motor drive lever clockwise. Spring tension should be felt. Release lever and motor drive should return to park position. If motor drive lever does not operate as described, recheck assembly procedure.
Fig 1: Removing & Installing Governor Assembly
G94I65738Courtesy of GENERAL MOTORS CORP.
Fig 2: Removing & Installing Governor Drive Motor
G94J65739Courtesy of GENERAL MOTORS CORP.
Fig 3: Attaching Governor Lever Spring
G94C65740Courtesy of GENERAL MOTORS CORP.
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