← View Generic B1147 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

B1147: B1147: Power Window Regulator 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 B1147 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

The power window regulator circuit has malfunctioned, preventing the window from moving properly. This code is often accompanied by a warning light on the dashboard.
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Symptoms

  • • Window won't move
  • • or moves slowly
  • • unevenly
  • • or with unusual noise
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Common Causes

  • • Faulty power window regulator
  • • faulty window switch
  • • wiring issue
  • • or blown fuse
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How to Fix B1147 on 2020 Chevrolet SILVERADO 1500 PICKUP

Disconnect the battery to reset the system Check and replace the faulty power window regulator Inspect and clean the window switch and wiring Replace the blown fuse

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Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

Power window regulator Shop ↗ Window switch Shop ↗ Wiring harness Shop ↗

Essential Tool

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Related Diagnostic Codes

Other codes that may appear with B1147

B1145 Sequential Code

B1145: Climate Control Malfunction

Medium
B1146 Sequential Code

B1146: Door Locks Malfunction

Medium
B1148 Sequential Code

B1148: Seat Position Sensor Circuit Malfunction

Medium
B1149 Sequential Code

B1149: Body Control Module (BCM) Malfunction - Lighting

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