← View Generic B2746 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

B2746: B2746: Door Locks Actuator 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 B2746 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

The B2746 code indicates a malfunction in the door lock actuator, which prevents the doors from locking or unlocking properly.
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Symptoms

  • • Doors won't lock or unlock
  • • may be stuck in a locked or unlocked position
  • • or may not respond to the door lock switch.
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Common Causes

  • • Faulty door lock actuator
  • • wiring issue
  • • or a problem with the door lock switch.
🛠️

How to Fix B2746 on 2020 Chevrolet SILVERADO 1500 PICKUP

1. Disconnect the battery to reset the system. 2. Check and clean the door lock actuator and wiring. 3. Replace the door lock actuator if faulty. 4. Check and repair any wiring issues. 5. Test the door lock switch and replace if faulty.

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Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

Door lock actuator Shop ↗ Wiring harness Shop ↗

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Related Diagnostic Codes

Other codes that may appear with B2746

B2744 Sequential Code

B2744: Airbag System Fault

High
B2745 Sequential Code

B2745: Climate Control Temperature Sensor Malfunction

Medium
B2747 Sequential Code

B2747: Power Window Regulator Malfunction

Medium
B2748 Sequential Code

B2748: 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