Do not drive until the head restraints for all occupants are installed and adjustedproperly.
To achieve a comfortable seating position, change the seatback recline angle as littleas necessary while keeping the seat and the head restraint height in the proper position.
SeeHead RestraintsandSeat Adjustment.
Seating
Driver or Passenger Seat Adjuster Handle Replacement Seats#04-00-89-015E: Warranty Administration - Required Operating Procedures (U.S. Only) - (Jun 20, 2013)
Subject:Warranty Administration – Required Operating Procedures (U.S. Only)Models: 2014 and Prior GM Cars and TrucksAttention: GM of Canada Service Agents are not authorized to utilize this service bulletin. GMof Canada Agents should reference the General Motors of Canada Limited Service Policie ...