P2501 GMC - Generator Lamp/L-Terminal Circuit High

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3   
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Possible causes

  • Faulty Generator (Alternator)
  • Generator harness is open or shorted
  • Generator circuit poor electrical connection

Possible symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

P2501 Gmc Description

The Powertrain Control Module (PCM) monitors the Generator (Alternator) Circuit. The PCM sets the OBDII code when the Generator Circuit is out of factory specifications.
OBDII Code P2501 Gmc - Generator Lamp/L-Terminal Circuit High - AutoCodes.com

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P2501 GMC Comments

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