← View Generic B0214 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

B0214: B0214: Body Control Module (BCM) Security System 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 B0214 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

The Body Control Module (BCM) has detected a security system malfunction, which may be caused by a faulty sensor, wiring issue, or software problem.
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Symptoms

  • • Alarm system activation
  • • door locks malfunction
  • • or immobilizer system failure
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Common Causes

  • • Faulty security sensor
  • • wiring issue
  • • software problem
  • • or BCM failure
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How to Fix B0214 on 2020 Chevrolet SILVERADO 1500 PICKUP

1. Check and clear any trouble codes using a scan tool. 2. Inspect and test the security sensors and wiring. 3. Update the BCM software if necessary. 4. Replace the BCM if faulty.

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Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

Body Control Module Shop ↗ Security Sensor Shop ↗ Wiring Harness Shop ↗

Essential Tool

Must Have

OBD2 Scanner

Read & clear codes on your 2020 Chevrolet SILVERADO 1500 PICKUP

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🔗

Related Diagnostic Codes

Other codes that may appear with B0214

B0212 Sequential Code

B0212: Seat Adjustment Motor Malfunction

Medium
B0213 Sequential Code

B0213: Turn Signal/Hazard Light Malfunction

Medium
B0215 Sequential Code

B0215: Audio System Fault

Medium
B0216 Sequential Code

B0216: Airbag System Circuit Malfunction

High

💡 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