How to Fix Rear Defogger?

Answer Rear window defoggers use horizontal grid lines of conductive material applied to the rear window and energized with electricity to produce heat. Some basic checks and repairs may restore full func... Read More »

Top Q&A For: How to Fix Rear Defogger

How to Repair a Rear Window Defogger?

One of the automotive conveniences we've come to rely on is the rear window defroster, or defogger. But when the defroster stops working, it's not just a nuisance, it's a safety issue. Without rea... Read More »

How to Use a Permatex Rear Window Defogger Kit?

On many vehicles equipped with a rear window defogger, electricity flows through small, brown grids mounted on the inside of your rear window, heating the area enough to clean up any fog or frost. ... Read More »

How to Troubleshoot a Rear Window Defogger?

Most rear window defoggers are part of simple circuits that are easy to troubleshoot. The grid on the back window consists of a resistance wire that heats up as current flows through it, defogging ... Read More »

How to Service a Rear-Window Defogger in a Mazda6?

Introduced in 1966, the rear window defogger lets you see out through the rear view mirror in cold weather and melts snow and ice from the rear window. Increasingly popular, it is now available for... Read More »