← View Generic B1037 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

B1037: B1037: Body System Code - Lighting Malfunction

on 2020 Chevrolet SILVERADO 1500 PICKUP

Fix Cost
$50 - $200
Parts & Labor
Difficulty
3/5
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 B1037 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

This code indicates a problem with the vehicle's lighting system, such as a faulty headlight, taillight, or brake light.
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Symptoms

  • • Dim or inoperative headlights
  • • taillights
  • • or brake lights
  • • or a combination of these symptoms.
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Common Causes

  • • Faulty headlight or taillight bulb
  • • wiring issue
  • • or a problem with the body control module.
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How to Fix B1037 on 2020 Chevrolet SILVERADO 1500 PICKUP

1. Check and replace the headlight or taillight bulb if faulty. 2. Inspect and repair or replace wiring as needed. 3. Update the body control module's software if necessary.

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Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

headlight or taillight bulb Shop ↗ wiring harness Shop ↗

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Related Diagnostic Codes

Other codes that may appear with B1037

B1035 Sequential Code

B1035: Power Window Relay Circuit Malfunction

Medium
B1036 Sequential Code

B1036: Seat Switch Circuit Malfunction

Medium
B1038 Sequential Code

B1038: Immobilizer System Malfunction

Medium
B1039 Sequential Code

B1039: 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