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Removal & Installation

WARNING: This page is about a different car, the 2000 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove front seat. See POWER SEAT  . Remove seat cushion cover. See SEAT CUSHION COVER  . Remove tie straps attaching pump to seat torque tube. See Fig 1 . Remove seat control module by unhooking "J" clips from seat cushion springs. Disconnect harness connectors. Cut control module-to-air bladder hoses approximately 3" (76.2 mm) from control module. Remove lumbar pump/seat control module. See Fig 2 .
  2. To identify hoses for lumbar bladders, see Figure . Use Loctite 406 or equivalent to attach lumbar hoses to new control module.
    CAUTION: Use care not to use excessive air pressure to inflate air bladders or damage to bladders and/or seat may occur.
  3. Use a very small amount of air from air hose and blow into air bladder lines to locate upper lumbar bladder. Connect upper lumbar bladder to hose on new module labeled No. 3.
  4. Use a very small amount of air from air hose and blow into air bladder lines to locate lower lumbar bladder. Connect lower lumbar bladder to hose on new module labeled No. 4.
  5. Use a very small amount of air from air hose and blow into air bladder lines to locate side bolster bladders. Connect side bolster bladder to hose on new module labeled No. 5.
  6. To complete installation, reverse removal procedure.
Fig 1: Locating Lumbar Pump/Seat Control Module (Installed)
G99E03294Courtesy of GENERAL MOTORS CORP.
Fig 2: Identifying Lumbar Pump/Seat Control Module (Removed)
G00011688Courtesy of GENERAL MOTORS CORP.