This Preliminary Information communication advises the technician that the electric steering gear part numbers 23129054, 23129055, 23129056, 23185542, 23185540, 23185538, 23191367, 23191366, 23191365, 23129057, 23185536, 23191364, 23144655, 23129057, 23185536, 23191364, and 23129059 will be placed on restriction through the General Motors Product Quality Center. Dealer will need to contact General Motors Product Quality Center for further assistance.
