98 octane

Hey guys, I have had my o2 sensors replaced and my car is still telling me it’s running rich. I had this running rich problem for about 3 or 4 weeks. I Have a ve 2011 Berlina Sidi 3.0L v6 It started at a red light my engine light turned on randomly and as I’m driving and press the gas till...

Hey guys, I know this question has been asked many times before for all commodores, but after searching the forum, I cannot find my question being answered directly. So please dont explode! I live in a small country town, where the best fuels around here i can get are the: 1. Shell 98...