Right Rear Door Handle Switch Circuit Short To Ground


Table of contents

B1535 GMC Possible Causes

  • Faulty Door Handle Assembly-Rear Exterior
  • Door Handle Assembly-Rear Exterior harness is open or shorted
  • Door Handle Assembly-Rear Exterior circuit poor electrical connection
  • Faulty Keyless Entry Control Module

How do I fix code B1535 GMC?

  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 B1535 GMC code

  The cost of diagnosing the B1535 GMC code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

Possible Symptoms

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

B1535 GMC Description

  The exterior door handle switch signal circuits provide inputs to the keyless entry control module when the exterior door handle switches are activated. These inputs allow the keyless entry control module to detect a door lock or a door unlock request. The keyless entry control module provides a 12 V signal to each exterior door handle switch via the door handle switch signal circuits. When a door handle switch is pressed, the switch closes and the voltage signals from the Keyless Entry Control Module are pulled to ground.

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