← View Generic B3014 Guide Severity: High
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

B3014: B3014: Immobilizer System 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 B3014 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

The immobilizer system has detected a malfunction, preventing the vehicle from starting or running. This code is typically set when the immobilizer system is not functioning correctly.
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Symptoms

  • • Vehicle will not start
  • • or will start and then stall
  • • or will not run due to immobilizer system malfunction
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Common Causes

  • • Faulty immobilizer system module
  • • faulty key fob
  • • low battery voltage
  • • or incorrect key fob programming
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How to Fix B3014 on 2020 Chevrolet SILVERADO 1500 PICKUP

1. Check and replace the immobilizer system module if faulty. 2. Check and replace the key fob battery if low. 3. Check and reprogram the key fob if necessary. 4. Check and repair any wiring or connector issues.

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Need Maintenance Info for Your SILVERADO 1500 PICKUP?

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Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

immobilizer system module Shop ↗ key fob battery Shop ↗ key fob Shop ↗

Essential Tool

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OBD2 Scanner

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Related Diagnostic Codes

Other codes that may appear with B3014

B3012 Sequential Code

B3012: Seat Position Sensor Circuit Malfunction

Medium
B3013 Sequential Code

B3013: Exterior Lighting Malfunction

Medium
B3015 Sequential Code

B3015: Audio System Fault

Medium
B3016 Sequential Code

B3016: 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