← View Generic B1667 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

B1667: B1667: Power Window Relay Circuit Malfunction

on 2020 Chevrolet SILVERADO 1500 PICKUP

Fix Cost
$100 - $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 B1667 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

The power window relay circuit has malfunctioned, preventing the windows from functioning properly. This code is typically set when the window regulator motor or the window switch is faulty.
⚠️

Symptoms

  • • Windows won't move
  • • or move intermittently
  • • or make unusual noises
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Common Causes

  • • Faulty window regulator motor
  • • faulty window switch
  • • wiring issues
  • • or relay failure
🛠️

How to Fix B1667 on 2020 Chevrolet SILVERADO 1500 PICKUP

1. Check the window switch for any signs of wear or damage. Replace if necessary. 2. Check the wiring harness for any signs of damage or corrosion. Repair or replace as needed. 3. Check the window regulator motor for any signs of wear or damage. Replace if necessary. 4. Check the relay for any signs of wear or damage. Replace if necessary.

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Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

Window regulator motor Shop ↗ Window switch Shop ↗ Wiring harness Shop ↗ Relay Shop ↗

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Related Diagnostic Codes

Other codes that may appear with B1667

B1665 Sequential Code

B1665: Climate Control Fan Motor Malfunction

Medium
B1666 Sequential Code

B1666: Door Locks Malfunction

Medium
B1668 Sequential Code

B1668: Seat Position Sensor Circuit Malfunction

Medium
B1669 Sequential Code

B1669: Body System Code - 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