← View Generic B0673 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

B0673: B0673: Climate Control Temperature Sensor 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 B0673 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

This code indicates a malfunction in the temperature sensor circuit of the climate control system, which can cause inaccurate temperature readings and poor air flow.
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Symptoms

  • • Inconsistent cabin temperature
  • • poor air flow
  • • climate control system not functioning properly
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Common Causes

  • • Faulty temperature sensor
  • • wiring issue
  • • climate control module malfunction
🛠️

How to Fix B0673 on 2020 Chevrolet SILVERADO 1500 PICKUP

1. Check and clean the temperature sensor, 2. Inspect and repair any damaged wiring, 3. Replace the climate control module if necessary

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Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

Temperature sensor Shop ↗ Wiring harness Shop ↗ Climate control module Shop ↗

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Related Diagnostic Codes

Other codes that may appear with B0673

B0671 Sequential Code

B0671: Audio System Malfunction

Medium
B0672 Sequential Code

B0672: Airbag System Fault

High
B0674 Sequential Code

B0674: Door Locks Actuator Malfunction

Medium
B0675 Sequential Code

B0675: 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