🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

B0586: B0586: Door Locks Actuator Circuit Malfunction

on 2020 Chevrolet SILVERADO 1500 PICKUP

Fix Cost
$50 - $200
Parts & Labor
Difficulty
3/5
1-2 hours
DIY Possible?
✅ Yes
Save money
Your Vehicle
2020 Chevrolet
SILVERADO 1500 PICKUP
⚠️

Important for 2020 Chevrolet SILVERADO 1500 PICKUP Owners

Before starting repairs, verify which engine your 2020 Chevrolet SILVERADO 1500 PICKUP has. Check your VIN or engine code to ensure you order the correct parts.

📖 What Does B0586 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

The Body Control Module (BCM) has detected a malfunction in the door lock actuator circuit, preventing the door locks from functioning properly.
⚠️

Symptoms

  • Door locks do not function
  • may be stuck or inoperable
  • or may not respond to key fob or switch.
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Common Causes

  • Faulty door lock actuator
  • wiring issues
  • BCM malfunction
  • or faulty door lock switch.
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How to Fix B0586 on 2020 Chevrolet SILVERADO 1500 PICKUP

1. Check door lock actuator for proper operation and clean or replace as needed. 2. Inspect wiring for damage or corrosion and repair as needed. 3. Update BCM software if necessary. 4. Replace door lock switch if faulty.

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Related Diagnostic Codes

Other codes that may appear with B0586

💡 Why These Codes Are Related:

  • Similar Issues: Same root cause or component failure
  • Related Problems: Often occur together due to system interactions
  • Sequential Codes: Progressive failure stages or multiple sensors
  • Same System: Components within the same automotive system