Roy Foster's Automotive
490 Keystone Avenue, Reno, NV 89503 775.786.1055

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 23, 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: Dec 08, 2022

Heater Core

{{ image('MzU0') }} Reno 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/antifr...
Published on: Nov 11, 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 fans,...
Published on: Mar 31, 2022

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: Mar 25, 2021

Roy Foster's Automotive 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 24, 2020

Heater Core

{{ image('MzU0') }} Reno 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/antifreeze that ...
Published on: Apr 03, 2020

Thermostat

The thermostat is part of your cooling system. Reno residents' vehicle thermostats perform a similar function to the thermostats in their homes. At home, you set your thermostat to maintain a comforta...
Published on: Feb 23, 2020