MOBILE network O2 is urging millions of customers not to miss out over a massive change to its Priority service. The company ...

Aside from getting access to nationwide mobile coverage, many people opt for an O2 SIM over services from mobile operator ...

The Priority scheme has been a huge draw for O2 customers in recent years, giving them access to exclusive rewards and ...

O2 customers have been warned of a big change coming to the network’s popular perk programme starting tomorrow. And it’s important to take note so you don’t miss out on any ...

As one of the four main networks, O2 has been a go-to choice for many over the years. And recently, O2 phone deals have been offering some of the best prices around, making it a logical option for ...

Durham was the first town O2 turned off 3G in earlier this year, followed by Norwich, Telford and Guildford on July 16. The ...

Mobile network operator O2 (Virgin Media) has issued a progress update on their preparations for the imminent withdrawal of ...

O2 has confirmed it will be switching off the 3G network across the country at varying times of the year, with the network ...

The O2 sensor is in the exhaust flow, so it is affected by contaminants in that environment. Bad fuel, a poorly tuned engine, or excessive heat can shorten the life of O2 sensors (among other ...

The O2 sensors are constantly measuring the oxygen content inside the exhaust flow and comparing it to the air outside of the exhaust. The engine controller then uses the sensor's voltage signal ...