Corvette V8-6.0L VIN U (2005)
Seat Bladder: Service and Repair
Lumbar Pump Replacement
Lumbar Pump Replacement
Removal Procedure
The lumbar pump and control module are separate units that are attached to each other by a wire harness and a hose. They are supplied and replaced as
an assembly. The lumbar pump is contained in a vinyl pouch under the seat and is tie strapped to the seat adjuster torque tube. The attached control
module is contained in a vinyl pouch and is secured with J strips to the bottom of the seat support springs. The service part is supplied with connector
fittings and the air hoses are labeled #3, #4,and #5 to aid in assembly.
1. Raise the seat to the full up position.
2. Remove the seat.
3. Remove the seat cushion cover.
4. Remove the tie straps attaching the pump to the torque tube (4) under the seat.
5. Remove the control module by unhooking the J strips from the seat cushion support wires.
6. Disconnect the electrical connector.
7. Reposition the pump and the lumbar control module from under the seat support wires to on top of the seat support wires.