← View Generic B3875 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

B3875: B3875: Power Window Regulator Malfunction

on 2020 Chevrolet SILVERADO 1500 PICKUP

Fix Cost
$150 - $300
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 B3875 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

The power window regulator is malfunctioning, preventing the window from moving properly. This code is usually accompanied by a warning light on the dashboard.
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Symptoms

  • • Window won't move
  • • stuck in open or closed position
  • • or moves erratically
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Common Causes

  • • Faulty power window regulator
  • • faulty window motor
  • • wiring issue
  • • or faulty window switch
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How to Fix B3875 on 2020 Chevrolet SILVERADO 1500 PICKUP

1. Disconnect battery to reset system. 2. Check and clean window switch. 3. Check and replace faulty window motor or regulator. 4. Check and repair wiring issue.

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Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

Power window regulator Shop ↗ Window motor Shop ↗ Window switch Shop ↗

Essential Tool

Must Have

OBD2 Scanner

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Related Diagnostic Codes

Other codes that may appear with B3875

B3873 Sequential Code

B3873: Climate Control Fan Motor Fault

Medium
B3874 Sequential Code

B3874: Door Locks Actuator Malfunction

Medium
B3876 Sequential Code

B3876: Seat Position Sensor Circuit Malfunction

Medium
B3877 Sequential Code

B3877: Exterior Lighting 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