← View Generic B0893 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

B0893: B0893: Turn Signal Lamp Malfunction

on 2020 Chevrolet SILVERADO 1500 PICKUP

Fix Cost
$50 - $150
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 B0893 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

The Body Control Module (BCM) has detected a malfunction in the turn signal lamp circuit, preventing the turn signal lights from functioning properly.
⚠️

Symptoms

  • • Turn signal lights do not illuminate
  • • or flash erratically
  • • when the turn signal switch is activated.
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Common Causes

  • • Faulty turn signal lamp
  • • wiring issue
  • • or BCM malfunction.
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How to Fix B0893 on 2020 Chevrolet SILVERADO 1500 PICKUP

1. Inspect the turn signal lamp for damage or corrosion. Replace if necessary. 2. Check the wiring harness for damage or corrosion. Repair or replace as needed. 3. Clear any stored trouble codes and retest. If issue persists, replace the BCM.

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Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

Turn signal lamp Shop ↗ Wiring harness Shop ↗

Essential Tool

Must Have

OBD2 Scanner

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Related Diagnostic Codes

Other codes that may appear with B0893

B0891 Sequential Code

B0891: Power Window Relay Circuit Malfunction

Medium
B0892 Sequential Code

B0892: Seat Switch Circuit Malfunction

Medium
B0894 Sequential Code

B0894: Immobilizer System Malfunction

Medium
B0895 Sequential Code

B0895: Audio System 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