← View Generic B0806 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

B0806: B0806: Body System Security Malfunction

on 2020 Chevrolet SILVERADO 1500 PICKUP

Fix Cost
$200 - $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 B0806 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

The B0806 code indicates a malfunction in the vehicle's body system security functionality, which may cause issues with door locks, alarm systems, or other security-related features.
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Symptoms

  • • Difficulty locking/unlocking doors
  • • alarm system failure
  • • or warning lights on the dashboard
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Common Causes

  • • Faulty body control module
  • • damaged wiring harness
  • • or a malfunctioning security sensor
🛠️

How to Fix B0806 on 2020 Chevrolet SILVERADO 1500 PICKUP

1. Check the body control module for any error codes or faults. 2. Inspect the wiring harness for any damage or corrosion. 3. Test the security sensor to ensure it's functioning properly. 4. Replace the faulty component(s) if necessary.

🔧

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Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

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

Essential Tool

Must Have

OBD2 Scanner

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Related Diagnostic Codes

Other codes that may appear with B0806

B0804 Sequential Code

B0804: Seat Switch Circuit Malfunction

Medium
B0805 Sequential Code

B0805: Malfunction in Exterior Lighting Circuit

Medium
B0807 Sequential Code

B0807: Audio System Malfunction

Medium
B0808 Sequential Code

B0808: Airbag System Fault

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