← View Generic B0779 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

B0779: B0779: Power Window Circuit Malfunction

on 2020 Chevrolet SILVERADO 1500 PICKUP

Fix Cost
$100 - $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 B0779 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

The B0779 code indicates a malfunction in the power window circuit, which can cause the windows to malfunction or not function at all.
⚠️

Symptoms

  • • Windows not moving
  • • intermittent window movement
  • • or windows stuck in a particular position.
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Common Causes

  • • Faulty window switch
  • • faulty window motor
  • • faulty wiring
  • • or a blown fuse.
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How to Fix B0779 on 2020 Chevrolet SILVERADO 1500 PICKUP

1. Check the fuse box for a blown fuse and replace it if necessary. 2. Inspect the window switch for any signs of wear or damage and replace it if necessary. 3. Check the window motor for any signs of wear or damage and replace it if necessary. 4. Inspect the wiring for any signs of damage or wear and repair or replace it if necessary.

🔧

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Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

Window switch Shop ↗ Window motor Shop ↗ Wiring harness Shop ↗

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Related Diagnostic Codes

Other codes that may appear with B0779

B0777 Sequential Code

B0777: Climate Control Fan Motor Malfunction

Medium
B0778 Sequential Code

B0778: Door Locks Actuator Malfunction

Medium
B0780 Sequential Code

B0780: Seat Switch Malfunction

Medium
B0781 Sequential Code

B0781: 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