← View Generic B0484 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

B0484: B0484: Seat Switch Malfunction

on 2020 Chevrolet SILVERADO 1500 PICKUP

Fix Cost
$50 - $200
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 B0484 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

The Body Control Module (BCM) has detected a malfunction in the seat switch circuit, which may cause issues with seat functionality, such as failure to adjust or lock in position.
⚠️

Symptoms

  • • Seat won't adjust
  • • seat won't lock in position
  • • seat may feel loose or saggy
🔍

Common Causes

  • • Faulty seat switch
  • • wiring issue
  • • BCM malfunction
  • • seat adjustment mechanism failure
🛠️

How to Fix B0484 on 2020 Chevrolet SILVERADO 1500 PICKUP

1. Check seat switch for damage or corrosion and replace if necessary. 2. Inspect wiring for damage or corrosion and repair if necessary. 3. Update BCM software if necessary. 4. Check seat adjustment mechanism for damage or wear and replace if necessary.

🔧

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Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

Seat switch Shop ↗ Wiring harness Shop ↗ BCM software update Shop ↗

Essential Tool

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Related Diagnostic Codes

Other codes that may appear with B0484

B0482 Sequential Code

B0482: Door Locks Actuator Circuit Malfunction

Medium
B0483 Sequential Code

B0483: Power Window Circuit Malfunction

Medium
B0485 Sequential Code

B0485: Exterior Lighting Malfunction

Medium
B0486 Sequential Code

B0486: Immobilizer 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