← View Generic B1385 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

B1385: B1385: Climate Control Fan Motor Malfunction

on 2020 Chevrolet SILVERADO 1500 PICKUP

Fix Cost
$50 - $200
Parts & Labor
Difficulty
3/5
1-2 hours
DIY Possible?
✅ Yes
Save money
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 B1385 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

The B1385 code indicates a malfunction in the climate control fan motor, which may cause the fan to stop working or operate intermittently.
⚠️

Symptoms

  • • Fan not blowing
  • • uneven airflow
  • • temperature fluctuations
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Common Causes

  • • Faulty fan motor
  • • faulty fan motor resistor
  • • wiring issues
  • • blown fuse
🛠️

How to Fix B1385 on 2020 Chevrolet SILVERADO 1500 PICKUP

1. Check the fan motor for continuity and replace if necessary. 2. Check the fan motor resistor for signs of wear or damage and replace if necessary. 3. Inspect wiring for damage or corrosion and repair or replace as needed. 4. Check the fuse box for blown fuses and replace as needed.

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Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

Fan motor Shop ↗ Fan motor resistor Shop ↗ Wiring harness Shop ↗

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Related Diagnostic Codes

Other codes that may appear with B1385

B1383 Sequential Code

B1383: Audio System Malfunction

Medium
B1384 Sequential Code

B1384: Airbag System Fault

Medium
B1386 Sequential Code

B1386: Door Locks Actuator Circuit Malfunction

Medium
B1387 Sequential Code

B1387: Power Window Regulator 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