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How-to » Body & Interior » Glass & Mirrors » How to Repair a Defroster Grid
 Note: This is a general guide for all vehicles.

How to Repair a Defroster Grid

TOOLS
  • Multimeter
STEPS
Edit
Moderate
This guide requires the following supplies:
  • Defroster Grid Repair Kit

Safety Tip:
Always wear safety glasses when working on your vehicle. Wear other personal protective equipment (PPE) when necessary, for example latex gloves or closed toe shoes.

1
Locate the rear defroster grid on the rear window.
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2
Turn the rear defroster off.
3
Ground the negative cable connector with a DMM (digital multi meter).
4
Turn the rear defroster off.
5
Disconnect the rear defroster connectors.
6
Perform repairs with a repair kit and conductive coating.
7
Let the coating dry.
8
Reconnect the defroster connectors.
9
Test the grid to verify the repair.
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