Tommy's Hi Tech Auto
620 Ft Worth Drive, Denton, TX 76201 940.387.0070

Engine and Exhaust

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How Cool is That! (Coolant level sensor replacement)

Your vehicle’s engine runs hot.  It should, since it’s a series of little explosions that create the power that gets you going where you want to go.  To keep the engine cool, eng...
Published on: Jan 12, 2025

Tommy's Hi Tech Auto Tech Question On Your Cooling System

Question I was driving down the freeway and smoke started coming out of my car.  I pulled over and called my husband.  I had to be towed to my mechanic.  He said my car had overheated....
Published on: May 21, 2023

The Hot Switch (Coolant Vacuum Valve Switch)

When the weather gets cooler, you want the cabin of your vehicle to stay warm.  When you switch on the heat, you may find the air that comes out of the vents just isn't hot.  The problem co...
Published on: May 09, 2023

Air Blend Box

Denton drivers push a few buttons or turn some knobs, and voila! They have air blowing on their feet or cool air chilling their face. But how does all that happen? Well, it's all thanks to the ai...
Published on: Nov 20, 2022

Radiator Fans

{{ image('MzU0') }} Denton residents who are old enough have probably heard the term “fan belt”. Back in the day the radiator fan in your vehicle was turned by a belt driven by the engine...
Published on: Mar 24, 2022

Thermostat

The thermostat is part of your cooling system. Denton residents' vehicle thermostats perform a similar function to the thermostats in their homes. At home, you set your thermostat to maintain a comfor...
Published on: Oct 12, 2021

Radiator Hoses

Your radiator hoses carry coolant between your engine and radiator.  It’s an important job.  If a hose fails, you could lose your engine coolant which might lead to overheating and ver...
Published on: Jun 03, 2021

Radiator Fans

If you’re old enough, you’ve heard the term “fan belt”. Back in the day the radiator fan in your vehicle was turned by a belt driven by the engine. There are still belt driven ...
Published on: Mar 09, 2020