On my rear window defroster only two lines completely clear and one has a small circle which it clears in the centre. Is there any way that these lines can be made to fully work and clear the rear ...

Q: I just noticed my rear window defroster has a big gap in the middle that doesn’t defrost. It’s about 2 inches tall. I was told the window needs to be replaced to fix this and it’s really expensive.

Q: I just noticed my rear window defroster has a big gap in the middle that doesn’t defrost. It’s about 2 inches high. I was told the window needs to be replaced to fix this, and it’s really expensive ...

As expected, the reason GM deleted this feature comes down to redundancy: "The rear defogger was removed for 2026 Corvette Coupe models. It was determined that the engine supplied enough heat to defog ...

Question: My rear window has a strip of glass that doesn’t defrost like the rest of the window. It bugs me, because it’s right in my view behind the car. What can be done to fix this? – Irlinda M.

Most drivers get into their car and, upon noticing a foggy rear window, hit the defroster button, waiting for the horizontal lines in the glass to work their magic. It seems very low-tech, yet the ...

For most drivers, the rear defroster button is an afterthought. You jab it on cold mornings, watch the frost melt into streaky rivulets, and then forget about it until the next weather event.