← View Generic B0413 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

B0413: B0413: Turn Signal Lamp Malfunction

on 2020 Chevrolet SILVERADO 1500 PICKUP

Fix Cost
$50 - $150
Parts & Labor
Difficulty
2/5
1-2 hours
DIY Possible?
✅ Yes
Save money
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 B0413 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

The B0413 code indicates a malfunction in the turn signal lamp circuit, which can cause the turn signal lights to malfunction or not function at all.
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Symptoms

  • • Turn signal lights not functioning
  • • flashing
  • • or staying on continuously
  • • warning lights on dashboard.
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Common Causes

  • • Faulty turn signal lamp
  • • wiring issue
  • • or a problem with the turn signal switch.
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How to Fix B0413 on 2020 Chevrolet SILVERADO 1500 PICKUP

1. Check the turn signal lamp for any signs of damage or wear. Replace if necessary. 2. Inspect the wiring harness for any signs of damage or corrosion. Repair or replace as needed. 3. Check the turn signal switch for any signs of wear or damage. Clean or replace as needed.

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Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

Turn signal lamp Shop ↗ Wiring harness Shop ↗ Turn signal switch Shop ↗

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Related Diagnostic Codes

Other codes that may appear with B0413

B0411 Sequential Code

B0411: Power Window Relay Circuit Malfunction

Medium
B0412 Sequential Code

B0412: Seat Position Sensor Circuit Malfunction

Medium
B0414 Sequential Code

B0414: Immobilizer System Malfunction

Medium
B0415 Sequential Code

B0415: Audio System Fault

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