defrost

Hi all, first post after returning to the TJ club after a 15 year hiatus - picked up a 2005 TJ SE (with the 4L) and will have a list of to-do's for it. Right now as winter settles in, what is getting me most is diagnosing the HVAC issue that seems to hit plenty others where I am only getting...

Are there any recommendations for a "portable" or temporary heater/defrost combo? I've seen several $20 products on amazon that plug into the 12v cigarette lighter but basically all have terrible reviews. Here's an example https://www.amazon.com/dp/B07WRYG4J7/?tag=wranglerorg-20 For the short...