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    High Pressure Fuel Pump Problems

    I have a 2010 Equinox 3.0 with 88,000 miles. Two injectors went bad and aftermarket O2 sensors were not reading proper voltage. It has never idled right after these repairs and still doesn't. It would idle around 500 and erratically. I replaced both pcv valves trying to fix this issue. After...
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    2010 Equinox P0171 and P0174 after new pcv

    I have a 2010 Equinox LT with a 3.0 and 87,000 miles. Over the summer I put new aftermarket O2 sensors on. I couple of months later they were not reading the correct voltage. They were replaced with AC Delco sensors. Injectors 2 and 6 went out at the same time, they were also replaced...
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