Grid Line Repair

REPAIR PROCEDURE
Tools Required
^ Heat gun - capable of 260°C (500°F)
^ Test lamp
^ Rear Window Defogger Repair Kit GM P/N 12346001 or equivalent

CAUTION: To avoid personal injury:
^ Do not allow the repair material to come in contact with skin or eyes and avoid breathing vapors.
^ Do not use near sparks or open flame.

IMPORTANT:

Grid Line Repair: Repair Procedure:

^ Be sure the grid line repair material is not beyond the expiration date.
^ A repair decal or tape must be used to control width of repair area.
^ If a decal is used, be sure the die-cut metering slot is the same width as the grid line.
^ Thoroughly stir the grid line repair material until a uniform color appears.
^ Make sure that there are no air bubbles in the grid line repair material in the area being repaired.
^ Wipe the grid line area to be repaired clean using a cloth dampened with denatured alcohol.
^ Mark the grid line break (2) on the outside of the rear window with a grease pencil.

Grid Line Repair: Repair Procedure:

^ Install a grid line repair decal (2) or two strips of tape positioned above and below the repair area.
^ Using the brush supplied (3), spread the grid line repair material (1) so that it covers all areas of the cut out.

NOTE: The grid line repair material must be cured with heat. To avoid heat damage to the interior trim, protect the trim near the repair area where heat is to be applied.

^ Without disturbing the grid line repair material carefully remove the decal or tape (2).

IMPORTANT:
^ Without heat at least (24) hours at an ambient temperature of (21°C to 32°C) 70°F - 90°F is required for complete curing of repair materials. The repair area should not be physically disturbed until after that time.
^ The grid line will be electrically operative immediately after the repair.
^ Connect the electrical connector.

Grid Line Repair: Repair Procedure:

^ Using a heat gun, with the nozzle held 25 mm (1 inch) from surface, heat the repair area for 2 to 3 minutes.
^ Test the grid line operation to verify the grid line repair.