Lubrication

The front door glass hinge side run (21546) should be well lubricated to provide ease of operation. The front door glass hinge side run should be lubricated whenever the glass channel or front door power window regulator (23200) is removed or excessive effort is required to operate the windows. Lubricate entire surface prior to assembly with Multi-Purpose Grease Spray D7AZ-19584-AA or equivalent. To lubricate a front door glass hinge side run , apply an even coating of Multi-Purpose Grease D0AZ-19584-AA (ESB-M1C93-A and ESR-M1C159-A) or equivalent to the window regulator arm roller (23240) , shafts and entire length of the roller guides as illustrated by the shaded areas.