How To Repair A Rear Window Defroster Grid

Its normal for the light to be brighter in some spots as long as it lights up.

How to repair a rear window defroster grid. For a neater job just use some masking tape and make the repair only as wide as the grid. Frost Fighter a well-known defroster repair kit suggests wrapping a little aluminum foil around the end of the wire to be sure you dont scratch the painted circuit. The compound-curve style of rear window is several hundred dollars and a large hatchbacks backlite on say a Camaro can easily top a grand or more. The grid pattern of thin brown horizontal lines are made from a silver ceramic conductor which is silk screened essentially painted onto the inside of the rear window and then baked at high temperatures.

How can I fix this. Clean the area well and ready your defroster repair kit. Wait another 5 minutes remove the masking tape and turn on your defroster to make sure it works. HOW TO fix Rear Window Defroster yourself instead of replacing your entire rear glass.

Read all directions before beginning repairRepairs can be made ideally at temperatures from 50F to 75F 10C to 24C. The video is applicable to any vehicle with a rear. Many times the adhesive has just come apart and you can easily re attach the. Determine which grid lines isare broken and where the repairs need to be made.

In the video 1A Auto shows how to fix attach or reconnect your rear defroster terminal connector tab. The Window Defroster Grid Repair kit is an epoxy adhesive and coating formulation based on pure silver. Heres a quick way to fix your rear defroster if the metal tab has broken off. Ive seen some conductive paintglue products to repair the individual lines but Im a little sceptical from the reviews of such products.

You can do this with a tab adhesive product. Place the template over the damaged section of grid and brush on two coats of paint. Provides a low-cost high-quality repair for damaged rear window defogger grids and tabs Quick Grid is the result of a joint research project with the General Motors Research Center Contents. Shake the small vial of conductive paint thoroughly.

The first step is to tape off the repair area. If your window has a defroster grid the only thing that should ever touch the glass is a soft cloth dampened with window cleaner. Automotive rear window defroster are sophisticated surface heaters. I did this on my Chevrolet Tahoe and Many had problems with this Per.

The first is to make sure that the main tabs on the side of the window the ones that carry the electricity to the grid are strongly attached to the defroster itself. Touch the grid every three inches or so to find the break. Let the paint dry and you can usually use your defroster within an hour. Tape off the section of the rear defroster to be repaired.

Allow it to dry then remove the stencil. The conductive paint will rejuvenate a faulty defroster grid line. There are a couple of ways you can repair your defroster yourself. Using the brush that comes with the paint apply a thin line across the damaged line.

Kits usually consist of conductive paint and a masking template to reduce the risk of over-application. Wait 5 minutes then add a second coat of conductive paint onto the line. Dont touch the surface or youll leave fingerprints. If you must clean the rear glass scrub gently and in the direction of the grid not across it.

The result is that part of the defroster grid does not work. If youve tested your rear defroster using the best testing methods and have located a break in your defroster lines proceed with your repair. You dont want to have to replace the glass to effect this repair. To repair the grid line on your defogger simply attach the supplied stencil to the broken grid section and paint on the electrically conductive paint.

Grid repair compound electrically conductive adhesive activator towelette brush stencil alcohol towelette sandpaper and instruction sheet. Most of the window does defrost its just around the lines which contain a broken connection that it doesnt. Window Defroster Grid Repair Kit.

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