Thermostat Archives - UnderhoodService
Why You Should Replace The Thermostat

It is always best practice to replace the thermostat on a vehicle after it has overheated. Sponsored by Auto Value and Bumper to Bumper.

Cavitation: Killer Of Water Pumps

The condition of the coolant has a direct relationship to cavitation in pumps.

Servicing Electronically Controlled Thermostats

When the heater circuit fails, most of the time it will create an open circuit.

Active Grille Shutter Service

Mounted ahead of the radiator, active grille shutters have motorized horizontal vanes that can rotate to block airflow.

Diagnosing Electronically Controlled Thermostats

On these systems, there are two ways the engine management module knows there is a problem.

VIDEO: Electronically Controlled Thermostats

Shop owner Donny Seyfer explores the operation for these next-generation thermostats. This video is sponsored by MAHLE.

VIDEO: Replace The Thermostat With Every Cooling System Job

Andrew Markel discusses the limited lifespan of thermostats, and how that makes it necessary to replace the thermostat as part of a cooling system task. Sponsored by Auto Value and Bumper to Bumper.

VIDEO: Failure Patterns In Thermostats

Andrew Markel discusses the failure patterns of thermostats, and how it can eventually affect several other systems of the vehicle. Sponsored by Auto Value and Bumper to Bumper.

VIDEO: Thermostats And Oil Sludging

Andrew Markel explains how improper temperature control in the engine can lead to oil sludging in the valvetrain. Sponsored by MAHLE.

MotoRad To Display The ‘World’s Largest Thermostat’ At AAPEX

MotoRad is set to unveil the world’s largest thermostat in its booth #1638 at AAPEX. The large scale fabrication stands just over five feet tall and weighs in at more than 300 pounds.

Stant Announces Coverage For Integrated Thermostat Housings

With coverage for more than 98 percent of vehicles in operation, Stant has announced a premier selection of top-quality integrated thermostat housings.

VIDEO: Overheating In The Summer Heat

Andrew Markel shows how you can diagnose the overheating vehicles that will be coming to your shop in the hot weather. Sponsored by Auto Value and Bumper to Bumper.