OBDII Code List

B144A CHEVROLET - Run Power Relay Circuit

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What does this mean?

B144A CHEVROLET Possible Causes

  • Faulty Run Power Relay
  • Run Power Relay harness is open or shorted
  • Run Power Relay circuit poor electrical connection
  • Faulty Body Control Module (BCM)

How do I fix code B144A CHEVROLET

    Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

Cost of diagnosing the B144A CHEVROLET code

    Labor: 1.0

    The cost of diagnosing the B144A CHEVROLET code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.

B144A CHEVROLET Possible Symptoms

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


The Body Control Module (BCM) controls the trailer ignition power relay through the control circuit by applying voltage to the run relay coil control circuit. The trailer ignition power relay is energized when the ignition is in the ON position.
OBDII Code B144A CHEVROLET - Run Power Relay Circuit - Engine-Codes.com

B144A CHEVROLET More Information

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