Loose front door window frame rear vertical scalp moldings on 1986 Eldorados built prior to March 1, 1986, may be encountered. This condition may be corrected by adding additional tape to the molding(s) for better adhesion using the following procedure.
1. Remove door trim panel as specified in Section 5 of the 1986 Body Service Manual.
2. Loosen glass front channel retainer as specified in Section 5 of the Body Service Manual.
3. Tilt door glass up and forward to gain access to rear screws of outer belt sealing strip and remove screws.
4. Carefully pull outer belt sealing strip outboard from body to gain clearance for removal of door window frame rear vertical applique molding.
5. Grasp rear vertical molding and slide molding downward until tab at top of molding clears upper reveal molding then slide molding rearward to disengage rear of molding from door frame and remove molding.
1. Apply 3M Double-Coated Acrylic Foam Tape, part #06380, or equivalent to front and rear portion of molding on the back side. See Figure 1.
2. Place tab at top of molding under upper door frame reveal molding.
3. Engage forward edge of molding under clips located on rear vertical door frame and slide molding rearward until molding is fully engaged to door frame.
4. Locate outer belt sealing strip in proper location and install screws.
5. Position glass to door and install front run channel retainer as specified in Section 5 of the 1986 Body Service Manual.
6. Replace door trim panel as specified in Section 5 of the 1986 Body Service Manual.
For warranty purposes, use the following labor operations: B7820 right side - .6 hour, B7821 left side - .6 hour.
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.