What Are the Signs of a Faulty EGR Valve on a Vectra?

Answer The exhaust gas recirculating valve (EGR) in an Opel Vectra uses a simple technique for reducing nitrogen emissions first used by General Motors in 1972. The car begins to emit nitrogen when its co... Read More »

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What Are the Signs of a Faulty Fuel Filter on a Vauxhall Vectra?

Since the mid 1990's, the Vauxhall Vectra has garnered recognition as a mechanically sound vehicle. However, even a reliable vehicle requires maintenance and the occasional repair, such as the repl... Read More »

What Are the Signs & Symptoms of a Faulty O2 Sensor?

Your vehicle's O2 sensor measures the ratio of oxygen to fuel. It is located in the exhaust stream, where its measurements guide computer control of the car's fuel-injection and emission systems. ... Read More »

How to Test for a Faulty EGR Valve?

Think your EGR valve is having problems, try this quick test.

Signs of a Faulty Transmission?

Working in conjunction with the engine, a car's transmission helps it accelerate and operate properly. If the transmission is faulty, the car may still operate but not as effectively. Determining i... Read More »