I've had an Astra 1.7 cdti Sport since 2007 and, some months ago, it was without being used for some days and, when trying to start the engine again, it did not respond. It was towed to the agency where it was checked and I was told the alternator was failing. It was replaced and the car started and worked properly. Some weeks later, the same thing occurred, and I was told it was the battery this time. It was replaced for another Varta, like the one it had, and the vehicle started. However, it is still happening that, if the car is stopped for two days, it won't start then. Next week, I'll be… Read complete