← View Generic B0689 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

B0689: B0689: Climate Control Fan Motor Fault

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 B0689 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

The B0689 code indicates a fault in the climate control fan motor, which may cause the fan to malfunction or not function at all.
⚠️

Symptoms

  • • Inconsistent or intermittent air flow from the vents
  • • poor air circulation
  • • or complete failure of the climate control system.
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Common Causes

  • • Faulty fan motor
  • • faulty fan motor resistor
  • • wiring issues
  • • or a faulty climate control module.
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How to Fix B0689 on 2020 Chevrolet SILVERADO 1500 PICKUP

1. Disconnect the battery to prevent any accidental starts. 2. Locate the fan motor and fan motor resistor. 3. Check the wiring harness for any signs of damage or wear. 4. Test the fan motor and fan motor resistor for any signs of failure. 5. Replace the faulty fan motor or fan motor resistor as needed. 6. Reconnect the battery and test the climate control system.

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Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

Fan motor Shop ↗ Fan motor resistor Shop ↗

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Related Diagnostic Codes

Other codes that may appear with B0689

B0687 Sequential Code

B0687: Audio System Malfunction

Medium
B0688 Sequential Code

B0688: Airbag System Fault

Medium
B0690 Sequential Code

B0690: Door Locks Malfunction

Medium
B0691 Sequential Code

B0691: Power Window Switch 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