← View Generic B1154 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

B1154: B1154: Door Locks Malfunction

on 2020 Chevrolet SILVERADO 1500 PICKUP

Fix Cost
$100 - $500
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 B1154 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

The B1154 code indicates a problem with the door lock system, such as faulty door lock actuators, wiring issues, or a malfunctioning body control module.
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Symptoms

  • • Door locks may not function
  • • or may function intermittently
  • • and may also trigger a warning light on the dashboard.
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Common Causes

  • • Faulty door lock actuators
  • • wiring issues
  • • malfunctioning body control module
  • • or a problem with the door lock switch.
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How to Fix B1154 on 2020 Chevrolet SILVERADO 1500 PICKUP

1. Check the door lock actuators for any signs of wear or damage. Replace if necessary. 2. Inspect the wiring and connectors for any signs of damage or corrosion. Repair or replace as needed. 3. Check the body control module for any signs of malfunction. Replace if necessary. 4. Check the door lock switch for any signs of wear or damage. 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 ↗ Door lock switch Shop ↗

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Related Diagnostic Codes

Other codes that may appear with B1154

B1152 Sequential Code

B1152: Airbag System Fault

Medium
B1153 Sequential Code

B1153: Climate Control Actuator Malfunction

Medium
B1155 Sequential Code

B1155: Power Window Switch Circuit Malfunction

Medium
B1156 Sequential Code

B1156: 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