Possible 02 sensors issues
I have a 05 National Sea Breeze with the GM Work Horse Chassis’s. Last summer I experienced an issue with my fuel cap being restricted. It wouldn’t vent. It seem to messed with the air fuel mixture. R...
Forum Discussion
You should be able to see issues when you leave the scanner on between the sensor. You could have irregularly or sound rough when it idles. A faulty oxygen sensor can impact your engine's timing, combustion intervals, and stalling. They don't last fore every. You should have lost some mileage.
