Bank 1 and 2 running rich at high speed
May 31st, 2018, 10:45 PM
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Bank 1 and 2 running rich at high speed
2004 Chevy Blazer runs fine under 50 mph. Usually when going uphill and over 50 is when the Check Engine light flashes and sometimes stays on for a while. I'm at the point where i think it is the CSEFI fuel meter. Is there a way to isolate the problem?
