24 Articles
How to Test a Starter Solenoid

The starter solenoid is an electromechanical device used to shift the starter motor pinion gear to mesh with the engine flexplate or flywheel.

How to Replace a Tailgate Lock Solenoid

The tailgate lock solenoid on your car trunk or truck tailgate is located inside your tailgate lock actuator.

How to Replace an Exhaust Gas Recirculation (EGR) Control Solenoid

High internal engine temperatures lead to the formation of oxides of nitrogen (NOx) that are smog forming pollutants.

How to Replace a Canister Purge Solenoid

The job of the canister purge solenoid is to prevent vapor produced by the fuel cell from releasing into the atmosphere.

How to Replace a Variable Valve Timing (VVT) Solenoid

The Variable Valve Timing (VVT) Solenoid has been engineered to adjust the valve timing automatically in the engine depending on how the engine is running and the load the engine is under.

How to Replace the Downshift Solenoid in Your Car

On automatic transmissions, several sensors, including the speed sensors, mass airflow sensors and throttle position sensor, contribute and input digital information to the powertrain control module (PCM) and the transmission control module (TCM) so that your car can make proper adjustments based on driver commands.

How to Replace an EVP Shut Off Solenoid

The automotive industry has experienced periods of conflict, especially when trying to integrate modern technology into older components.

How to Replace an Evaporation Vent Solenoid

In order to register a vehicle for on-road driving in the United States, the car, truck or SUV must first complete an emissions test.

How Long Does a Variable Valve Timing (VVT) Solenoid Last?

One of the biggest concerns that most people have about their car is how it runs and idles.

How Long Does a Tailgate Lock Solenoid Last?

If you drive a truck and more specifically if you drive a truck that offers keyless entry, then getting into your tailgate is both fast and easy.

How Long Does a Shifter Interlock Solenoid Last?

Moving the gear shift from park to drive or reverse lets you move the car when you’re ready, but what happens if you bump the shifter accidentally and aren’t ready to roll? In older cars, this was a very real problem.

How Long Does a Shift Interlock Solenoid Last?

Modern transmissions are much more advanced than they were only a few decades ago, particularly automatic transmission.

How Long Does an EVP Shut Off Solenoid Last?

The EVP shut off solenoid is the EGR (exhaust gas recirculation) valve position sensor.

How Long Does an EGR Control Solenoid Last?

In order to help reduce the amount of engine emissions cars have what is called an EGR system, which is an exhaust gas recirculation system.

How Long Does a Downshift Solenoid Last?

If you drive a vehicle that has automatic transmission, then it uses a downshift solenoid.

How Long Does a Canister Purge Solenoid Last?

The canister purge solenoid is part of the evaporative emission control system (EVAP) in your vehicle.

Symptoms of a Bad or Failing Variable Valve Timing (VVT) Switch

The performance and fuel efficiency established by today's modern cars is possible thanks in large part to the variable valve timing system.

Symptoms of a Bad or Failing Variable Valve Timing (VVT) Solenoid

In the early to mid-1960's, American automotive giants Chrysler, Ford, and General Motors ruled the streets and drag strips across the land.

Symptoms of a Bad or Failing Shift Interlock Solenoid

The shift interlock solenoid is a safety mechanism that keeps the driver from shifting out of park when the brake pedal is not pressed down.

Symptoms of a Bad or Failing EVP Shut Off Solenoid

Many modern engines are equipped with EGR systems to help lower vehicle emissions.

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