GM Service Manual Online
For 1990-2009 cars only

Door Hardware Lubrication Description for Buick Park Avenue 1998

The mechanical components of the door are lubricated during assembly. If additional lubrication is required, use the following lubricants:

    • Lubricate the door lock cylinders using one of the following lubricants:
       - Multi-Purpose Lubricant GM P/N 12345120 or the equivalent
       - Synthetic 5W-30 engine oil
    • Lubricate the door hinge pins and rollers at the normal service intervals using SAE 30 engine oil.
    • Lubricate the remainder of all door hardware mechanisms (except the lock assemblies) using one of the following lubricants:
       - Lubriplate Spray-Lube A GM P/N 1052349
       - Lubriplate Auto-Lube A GM P/N 1052196, or the equivalent