GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
1999
🢒
GMC C Sierra - 2WD
🢒
Body and Accessories
🢒
Seats
🢒 Lumbar Switch Replacement
Lumbar Switch Replacement Lumbar/Bolster Switch
Removal Procedure
Remove the power seat switch bezel containing the lumbar switch (1) from the seat. Refer to
Driver Seat and Passenger Seat Adjuster Switch Bezel Replacement
.
Disconnect the electrical connector from the switch.
Remove the lumbar switch screws from the power seat switch bezel.
Remove the lumbar switch.
Installation Procedure
Install the lumbar switch to the power seat switch bezel.
Connect the electrical connector to the switch.
Install the lumbar switch screws.
Tighten
Tighten the screws to 2 N·m (18 lb in).
Install the power seat switch bezel to the seat. Refer to
Driver Seat and Passenger Seat Adjuster Switch Bezel Replacement
.