Car Problem Reports

Jeep Patriot PCM Software Update Available

 
Jeep Patriot Problem
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Model Years Affected: 2007, 2008

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Our technicians tell us that various dirveability and Check Engine Light issues can be corrected by updating the powertrain control module (PCM) software.

  • Visitor, , 91,000 mi

    jeep runs rough in gear not in park or nuetral and when at a stop sign or light, the motor has a shake. the P540 code is on

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