← View Generic B1113 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

B1113: B1113: Climate Control Blower Motor Resistance Fault

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 B1113 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

The B1113 code indicates a fault in the climate control system, specifically a high resistance in the blower motor circuit. This can cause the blower motor to malfunction or not function at all.
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Symptoms

  • • Inadequate airflow
  • • no airflow
  • • unusual noises from the blower motor
  • • or the blower motor not turning on
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Common Causes

  • • Faulty blower motor
  • • faulty blower motor resistor
  • • faulty climate control module
  • • or a wiring issue
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How to Fix B1113 on 2020 Chevrolet SILVERADO 1500 PICKUP

Disconnect the battery to reset the climate control system Check and clean the blower motor and its connections Replace the blower motor resistor if faulty Replace the climate control module if faulty Check and repair any wiring issues

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Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

Blower motor resistor Shop ↗ Climate control module Shop ↗ Wiring harness Shop ↗

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Related Diagnostic Codes

Other codes that may appear with B1113

B1111 Sequential Code

B1111: Audio System Malfunction

Medium
B1112 Sequential Code

B1112: Airbag System Fault

Medium
B1114 Sequential Code

B1114: Door Locks Malfunction

Medium
B1115 Sequential Code

B1115: Power Window Relay 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