← View Generic B0906 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

B0906: B0906: Door Locks Malfunction

on 2020 Chevrolet SILVERADO 1500 PICKUP

Fix Cost
$150 - $300
Parts & Labor
Difficulty
3/5
1-2 hours
DIY Possible?
❌ No
Pro recommended
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 B0906 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

The B0906 code indicates a malfunction in the door lock system, which can cause issues with locking and unlocking the doors.
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Symptoms

  • • Doors may not lock or unlock properly
  • • or may do so intermittently
  • • with no warning lights on the dashboard.
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Common Causes

  • • Faulty door lock actuators
  • • wiring issues
  • • or a malfunctioning body control module.
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How to Fix B0906 on 2020 Chevrolet SILVERADO 1500 PICKUP

1. Check the door lock actuators for any signs of wear or damage. Replace them if necessary. 2. Inspect the wiring harness for any signs of damage or corrosion. Repair or replace as needed. 3. Update the body control module's software if necessary. 4. Test the door lock system to ensure it's functioning properly.

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Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

Door lock actuators Shop ↗ Wiring harness Shop ↗

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Related Diagnostic Codes

Other codes that may appear with B0906

B0904 Sequential Code

B0904: Airbag System Fault

High
B0905 Sequential Code

B0905: Climate Control Fan Motor Malfunction

Medium
B0907 Sequential Code

B0907: Power Window Relay Circuit Malfunction

Medium
B0908 Sequential Code

B0908: Seat Position Sensor Malfunction

Medium

💡 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