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2011 Chevrolet Volt – Check Engine Light With P1E00 and P0C4A

Aug 15
1 min read

CUSTOMER CONCERN

The check-engine light remains on after collision repairs, and DTCs P1E00 and P0C4A are stored.

CAUSE

Cooling-system diagnosis confirmed the hybrid/EV battery-pack coolant pump had failed.

CORRECTION

Remove and replace the failed hybrid/EV battery-pack coolant pump.

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2011 Chevrolet Volt – Check Engine Light With P1E00 and P0C4A

CUSTOMER CONCERN

CAUSE

CORRECTION

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