AutoCodes - Gmc - B1508 GMC

B1508 GMC Code - Low Voltage On Control Circuit

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3
Table of contents

|B1508 GMC code possible causes

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

|How do I fix the B1508 GMC code?

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 B1508 GMC code

Labor: 1.0

The cost of diagnosing the B1508 GMC code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.

|What are B1508 GMC code possible symptoms?

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

|B1508 GMC code description

The Body Control Module (BCM) monitors the load control circuit for opens, shorts to ground, and shorts to voltage. The circuit starts at the BCM and travels to the I/P fuse panel where the circuit splits to supply power for the heated seat switch and Heating, Ventilation, and Air Conditioning (HVAC) control head for the rear defog relay driver.
OBDII Code B1508 Gmc - Low Voltage On Control Circuit - AutoCodes.com

|Need more information with the B1508 GMC code?

Need more information on how to fix the B1508 GMC code? Get Access to Factory Service Manuals

|Need help with a B1508 GMC code?

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|B1508 GMC code comments

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Repair Importance Level: 3
 
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