Lawson & Son Auto Repair Inc.
5137 Harding Pike, Nashville, TN 37205 615.352.4230

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: Mar 02, 2025

Lawson & Son Auto Repair Inc. 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: Jan 22, 2023

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: Apr 12, 2022

Air Blend Box

You push a few buttons or turn some knobs, and voila! You have air blowing on your feet or cool air chilling your face. But how does all that happen? Well, it's all thanks to ...
Published on: Apr 06, 2022

Lawson & Son Auto Repair Inc. Tech Question on Your Head Gasket

Question My name is Landon.  A bought a new minivan and it started smoking out the tail pipe.  They said my head gasket went out.  What can I do to prevent this from happening again? ...
Published on: Mar 21, 2022

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 08, 2021

Thermostat

The thermostat is part of your cooling system. Nashville residents' vehicle thermostats perform a similar function to the thermostats in their homes. At home, you set your thermostat to maintain a com...
Published on: Feb 17, 2021

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: Oct 27, 2020