Jack's Service Center
850 Leonard NorthWest, Grand Rapids, MI 49504 616.459.0975

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 26, 2025

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: Sep 24, 2022

Cooling System Repairs

We all know how important the cooling system is. Coolant/antifreeze circulates around the engine, absorbs heat, and then dissipates it in the radiator.  Cooling system failure can cause extensive...
Published on: Jan 23, 2022

Jack's Service Center 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: Dec 09, 2021

Heater Core

{{ image('MzU0') }} Grand Rapids 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 coolan...
Published on: Jul 18, 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 10, 2020

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 fans,...
Published on: Feb 12, 2020

Thermostat

{{ image('MzU0') }} The thermostat is part of your cooling system. Grand Rapids residents' vehicle thermostats perform a similar function to the thermostats in their homes. At home, you set...
Published on: Feb 05, 2020