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August 24, 2015 Service bulletin

Electrical system

Chevrolet technical service bulletin PIC5971A for 2014 Chevrolet Impala.

Bulletin number
PIC5971A
Component
Electrical system
Summary
This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that have an intermittent crank / no start concern. Technician will find Diagnostic Trouble Code P1682 set in the Engine Control Module. After using all published Service Information diagnostics and the root cause is not determined, then replace the KR75 Engine Controls Ignition Relay # 7 with part number 13595908.

Owners of these vehicles have filed 221 complaints in the electrical category.

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