TSB Document:

Affected Component: ELECTRICAL SYSTEM

Summary
Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. The customer may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following DTCs: P050B - Cold Start Ignition Timing Performance. P0456 - EVAP System Small Leak. P0128 - Thermostat Rationality. P0507 - Idle Speed Performance Higher Than Expected. Customers may also describe the following condition: Excessive radiator fan noise when the A/C is on MAX output. In addition, the following software enhancements are available:Electric Vacuum Pump (EVP) update. Fan noise reduction.

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Date Published
AUG 14, 2019
NHTSA TSB #
10166581
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