Recent content by Nascarnut9
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Waste gate?? Maybe
Hey everyone I have an issue with possible a waste gate or pop off valve. 2018 SHO stock, it runs well and gets good gas mileage. When I let off the throttle it sounds like a semi when it releases air for the air brakes. Now the check engine light is on for catalytic converter running lean and...- Nascarnut9
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- Forum: Generation 4 - Maintenance & Troubleshooting
