For 1990-2009 cars

# REAR QUARTER UPPER MOLDING GAP TO QUARTER PANEL(RPL. MOLDING)

#### SUBJECT: REAR QUARTER UPPER MOULDING GAPS TO QUARTER PANEL (REPLACE MOULDING)

VEHICLES AFFECTED: 1993 "D" MODEL

#### CONDITION:

Some owners of 1993 D cars may experience the rear quarter upper moulding assembly gaps to the quarter panel.

#### CAUSE:

Quarter panel and moulding contour may vary relative to each other. This was corrected in production after and including VIN 1G6DW5273PR719047.

#### CORRECTION:

To repair this condition, replace the existing moulding with a new moulding. The new moulding has the front stud relocated forward approximately 20 mm (3/4'). The new molding's can be ordered as part of kit from GMs P/N's 12522116 HR and 12522117 LH.

1. Remove quarter moulding from quarter panel per Service Manual procedures, Section 10-7.

2. Clean quarter panel surface, using 50/50 mixture of rubbing alcohol and water. Make sure surface is dry before installing the new moulding.

3. Align new moulding to the middle of the two rear quarter panel slots. (See Figure 1) Front stud will not align with the existing hole in the quarter panel. Mark new hole location on quarter panel using a grease pencil or equivalent or apply white out correction fluid or equivalent to the tip of the stud and touch the panel.

4. Mark location with a center punch and drill 6.4 mm (1/4) hole at new location and clean up any burrs.

5. Remove the barrel nut from the old hole and discard.

#### NOTICE: Protect vehicle from any overspray in Steps 6 and 7. This could be accomplished using a Q-tip or small artist paint brush or equivalent to apply primer and wax.

6. Treat old and new hole with primer and allow to dry.

7. Apply touch up paint P/N 993187 to old and new hole for added corrosion protection.

8. Insert new barrel nut from service kit into new hole.

9. Install new moulding per Service Manual instructions, Section 10-7. Adhesive tape from new moulding should cover the old hole.

For vehicles repaired under warranty use: Labour Time: 0.4 Hr. (One Side); 0.3 Hr. Additional Side

General Motors bulletins are intended for use by professional technicians, not a "do-it-yourselfer". They are written to inform those technicians of conditions that may occur on some vehicles, or to provide information that could assist in the proper service of a vehicle. Properly trained technicians have the equipment, tools, safety instructions and know-how to do a job properly and safely. If a condition is described, do not assume that the bulletin applies to your vehicle, or that your vehicle will have that condition. See a General Motors dealer servicing your brand of General Motors vehicle for information on whether your vehicle may benefit from the information.