J&M Auto Center
693 Grayson Highway St A, Lawrenceville, GA 30046 678.407.9904

Engine and Exhaust

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Heater Core

{{ image('MzU0') }} Lawrenceville drivers may wonder where the air in a vehicle's passenger compartment comes from. Well, as your engine starts to warm up, it also warms the coola...
Published on: Jan 18, 2026

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: Oct 06, 2024

Simple Answers from J&M Auto Center for Lawrenceville: Cooling System

Question My engine never overheats.  Why should I get a cooling system service? Answer That’s a good question to ask, because if you don’t have the full answer you may end up in tr...
Published on: Aug 10, 2023

Cooling System

We’re often asked questions about the cooling system – the system that cools your engine and keeps it at the proper operating temperature.  Let’s examine the topic in two areas:...
Published on: Mar 02, 2023

Cooling System Service At J&M Auto Center

{{ image('MzA1') }} Last week I was out running errands in Lawrenceville and my temperature warning light came on – total panic! I pulled over and my car was overheating.After it cool...
Published on: Dec 16, 2022

J&M Auto Center Advice on Your Cooling System

Last week I was out running errands and my temperature warning light came on – total panic!  I pulled over and my car was overheating After it cooled down, I went right in to my service ce...
Published on: Feb 07, 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: Nov 26, 2021

Prevent Cooling System Problems In

Cooling system problems are the most common reason for mechanical failure.  And, they’re largely avoidable.  Here’s what you need to know about your cooling system.  First, ...
Published on: Aug 25, 2021