Two lungs filled to capacity with air contaminated with rotting bugs, molded leaves, dust, pollens, mold spores, mildew, and other pollutants doesn’t sound healthy. With a contaminated cabin air filter that is exactly what the customer is breathing.
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Damaged Housing or Filter Seal Prompts Low Efficiency Catalyst Codes When low-efficiency catalyst codes PO420 and PO430 appear, the last place that most technicians would consider would be a defective air filter seal or damaged/distorted airbox, allowing air filter by-pass. Often, the mentioned codes result in oxygen sensors and the catalytic converter getting replaced, which […]
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A low oil pressure message/light is becoming a common complaint on 2007-2016 GM vehicles equipped with a V8 engine and active fuel management (AFM), which is sometimes referred to as displacement on demand (DOD). These symptoms often occur with no indication of a low oil pressure condition such as engine related noises…
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