← View Generic B1026 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

B1026: B1026: Door Locks Malfunction

on 2020 Chevrolet SILVERADO 1500 PICKUP

Fix Cost
$100 - $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 B1026 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

The B1026 code indicates a problem with the door lock system, preventing the doors from locking or unlocking properly.
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Symptoms

  • • Doors won't lock or unlock
  • • door lock switch is unresponsive
  • • or door locks are stuck.
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Common Causes

  • • Faulty door lock actuator
  • • wiring issue
  • • or a problem with the body control module.
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How to Fix B1026 on 2020 Chevrolet SILVERADO 1500 PICKUP

Check the door lock actuator for any signs of wear or damage. Replace if necessary. Inspect the wiring harness for any signs of damage or corrosion. Repair or replace as needed. Update the body control module's software if necessary. Check the door lock switch for any signs of wear or damage. Clean or replace if necessary.

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Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

Door lock actuator Shop ↗ Wiring harness Shop ↗ Body control module Shop ↗

Essential Tool

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Related Diagnostic Codes

Other codes that may appear with B1026

B1024 Sequential Code

B1024: Airbag System Fault

Medium
B1025 Sequential Code

B1025: Climate Control Temperature Sensor Malfunction

Medium
B1027 Sequential Code

B1027: Power Window Circuit Malfunction

Medium
B1028 Sequential Code

B1028: Seat Switch Circuit 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