← View Generic B0185 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

B0185: B0185: Climate Control Fan Motor Control 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 B0185 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

The B0185 code indicates a malfunction in the climate control fan motor control circuit, which may cause the fan to malfunction or not turn on.
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Symptoms

  • • Fan not turning on
  • • uneven airflow
  • • temperature fluctuations
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Common Causes

  • • Faulty fan motor
  • • faulty fan motor control module
  • • wiring issues
  • • blown fuse
🛠️

How to Fix B0185 on 2020 Chevrolet SILVERADO 1500 PICKUP

1. Check and replace the fan motor if faulty. 2. Check and replace the fan motor control module if faulty. 3. Inspect and repair any wiring issues. 4. Check and replace the blown fuse.

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Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

Fan motor Shop ↗ Fan motor control module Shop ↗ Wiring harness Shop ↗ Fuse Shop ↗

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Related Diagnostic Codes

Other codes that may appear with B0185

B0183 Sequential Code

B0183: Audio System Fault

Medium
B0184 Sequential Code

B0184: Airbag System Fault

Medium
B0186 Sequential Code

B0186: Door Locks Actuator Malfunction

Medium
B0187 Sequential Code

B0187: Power Window Circuit 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