Not So Hot in Dallas

Posted April 19, 2026 1:20 PM

When the weather turns cold, it's nice to crank up the furnace and enjoy the heat. But if your home's furnace doesn't work, it's not too comfortable. Same goes with your vehicle. When the heater's not working, things can get miserable. It could also signal some major problems, which we'll discuss later.

A vehicle's heating system is fairly complicated. It's made up of several parts, including a blower motor/fan, a heater core and some mechanical and electrical components. In basic terms, a vehicle's engine warms up coolant which is then sent to the heater core (which is kind of like a small radiator) behind the dash. That blower motor sends cold air through the heater core which heats up the air. Voila! Heat.

Diagnosing problems in this system takes a trained mechanic because of the different possible issues. Your heater core may need replacing; they are sometimes in tight spots and may be difficult to work on. Another possible problem could be a defective thermostat, which regulates how the coolant flows through the engine. You may have a leak somewhere in your cooling system. Those leaks may be something as simple as a detached hose clamp or as serious as a bad head gasket. A knowledgeable technician at Dennis Road Automotive will be able to track the problems down.

For those reasons, it's wise to get your vehicle's heating system repaired. Not only can driving an unheated vehicle on a cold day freeze your fingers, some related engine problems that are not repaired could leave you stranded.

Smart drivers keep up the maintenance on their vehicle's cooling system; it's a hot tip to prevent a cold vehicle.

Dennis Road Automotive
11155 Dennis Road
Dallas, TX 75229
9722411901



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What our clients are saying about us

We have established longterm and stable partnerships with various clients thanks to our excellence in solving their automotive needs!

This shop was recommended to me when I was in need of a new mechanic after a botched Take 5 oil change that damaged my car, in addition to some other repairs. The staff was knowledgeable, thorough, and respectful. This is very important to me as a young woman who's had her fair share of poor treatment at auto shops. Jeramie especially, was informative and a great help through the process. The service was quick and reasonably priced. This will be my new go to mechanic :) quotes-image
, 03/05/2026
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I highly recommend these guys as I've never had a bad interaction and they are always super informative and helpful! Just had my car door's latch assembly fixed and was finished same day. Thank you so much!quotes-image
, 02/27/2026
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