Driver or Passenger Seat Lumbar Support Actuator Knob Replacement (with HP2)

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2012 GMC Yukon XL, 2012 GMC Yukon, 2012 Chevrolet Tahoe, 2012 Chevrolet Suburban, and 2012 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: View Of Driver Seat Lumbar Support Actuator Knob (With HP2)

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
1	Front Seat Lumbar Support Actuator Knob Procedure Pull outward to disengage the knob from the actuator assembly, if needed use a flat-bladed tool as an aid.