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Jeep TSB #18-012-20
2020 Jeep Wrangler
TSB Document:
Affected Component: ELECTRICAL SYSTEM:SOFTWARE
- Summary
- Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one of the following Diagnostic Trouble Codes (DTCs) have been set:P0506 - Idle Speed Performance Lower Than Expected
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