Avalanche 2500 4WD V8-8.1L VIN G (2003)
4. Use a heat gun in order to repair the grid line:
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Hold the heat gun nozzle 25 mm (1 in) from the surface.
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Heat the repair area for 2-3 minutes.
IMPORTANT: Use J 25070 capable of 260°C (500°F) or equivalent. If you do not use a heat gun, allow at least 24 hours at an ambient temperature
of 21-32°C (70-90°F) for complete curing of the repair materials. Do NOT physically disturb the repair area until after that time.
The grid line will be electrically operative immediately after the repair.
5. Connect the electrical connector
6. Test the grid line operation in order to verify the grid line repair.
Rear Window Defogger Braided Lead Wire
REAR WINDOW DEFOGGER BRAIDED LEAD WIRE
1. Use a solder containing 3 percent silver and a rosin flux paste in order to solder and attach the rear defogger bus bar lead wire and/or defogger
terminal.
CAUTION: Refer to Glass and Sheet Metal Handling Caution in Service Precautions.
2. Buff the repair area with a fine steel wool in order to remove the oxide coating that was formed during window manufacture.
3. Use a brush in order to apply the paste-type rosin flux in small quantities to the appropriate area:
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The rear defogger bus bar lead wire
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The defogger terminal repair area
4. Coat the solder iron tip with solder. Apply only enough heat to melt the solder and only enough solder to ensure a complete repair.
CAUTION: Refer to Window Retention Caution in Service Precautions.
IMPORTANT:
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Do not hold the tool in one spot or operate the tool on the window for longer than 30-40 seconds.
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If the window becomes hot to the touch, allow the window to air cool before proceeding further. Cooling with water may crack the heated window.
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Avoid excessive pressure in order to ensure that the window will not overheat.
