Well guys changed thermostat on vectra this morning it was never reading over 70 not bad of a job to do running a lot warmer now going to 80-85 hope fuel economy picks up a bit only getting 37-38 on mixture of town and dual carraige way driving to work and back 24 mile round trip just need to sort this int misfire got to be injector but which one already had return pots on and no deviation there ,plugs changed anyone no where to get recon injectors at goood price .