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HOMESERVICE MANUALSGMC1999FORWARD CONTROL 5.7 R, AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 654 (SEAT SYSTEM)REPAIR INSTRUCTIONSSEAT REPLACEMENT (MANUAL)REMOVAL PROCEDURE
1999 GMC Forward Control 5.7 R, Automatic

Removal Procedure

1999 GMC Forward Control 5.7 R, AutomaticSECTION Removal Procedure
WARNING: This page is about a different car, the 2003 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
  1. Protect the interior and/or provide access for seat removal as follows:
    • Tilt the steering wheel full up.
    • Remove the coupe's roof lift off panel to provide additional space for seat removal and/or place a protective cover over the sill plate and door trim panel.
    • Lower the convertible's folding top to provide additional space for seat removal and/or place a protective cover over the sill plate and door trim panel.
    • Place a protective cover over the hardtop's sill plate and door trim panel.
      Fig 1: Coupe's Roof Lift Off Panel
      G01451638Courtesy of GENERAL MOTORS CORP.
  2. Position the seat rearward.
  3. Remove the push pins and covers from the front of the adjuster legs.
  4. Remove the nuts from the front of the adjuster legs.
    Fig 2: Removing Push Pins & Covers From Front Of Adjuster Legs
    G01451639Courtesy of GENERAL MOTORS CORP.
  5. Position the seat forward and proceed to step 7. If the seat wont move because the adjuster is inoperative and the rear mounting nuts are not accessible perform the following steps.
    1. Remove the recliner handle. Refer to SEAT BACK RECLINER HANDLE REPLACEMENT - FRONT  . 
    2. Reach under the front of the seat cushion and cut the seat cushion cover draw string at the front center of the seat.
    3. Reposition the seat cushion cover and foam to access the 4 seat cushion frame to adjuster attaching bolts.
    4. Remove the seat cushion frame to adjuster bolts.
    5. Remove the seat belt harness rosebud clip (drivers seat).
    6. Remove the seat.
      Fig 3: Seat Cushion Frame
      G01451640Courtesy of GENERAL MOTORS CORP.
  6. Remove the nuts attaching the rear adjuster legs.
  7. Remove the seat and/or the adjuster(s).
  8. Transfer parts as necessary.
    Fig 4: Removing Nuts Attaching Rear Adjuster Legs
    G01451641Courtesy of GENERAL MOTORS CORP.
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.