Hamilton Service Station
205 Park Ave., Portland, ME 04102 207.773.1930

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

Thermostat

The thermostat is an important part of your cooling system. Your vehicle’s thermostat performs a similar function to the thermostat in your home. At home, you set your thermostat to maintain a c...
Published on: Jul 30, 2023

Hamilton Service Station 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: Jun 24, 2023

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: Jun 05, 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: Jun 25, 2022

Heater Core

{{ image('MzU0') }} Portland 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 coolant/an...
Published on: Feb 28, 2022

Heater Core

You may have wondered where the warm air in your passenger compartment comes from. Well, as your engine starts to warm up, it also warms the coolant/antifreeze that circulates around the engine and th...
Published on: Nov 28, 2021

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: Jun 20, 2021