← View Generic C1742 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

C1742: C1742: Wheel Speed Sensor Malfunction

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 C1742 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

This code indicates a problem with one or more wheel speed sensors, which monitor wheel rotation speed and send signals to the vehicle's computer. The sensor(s) may be faulty, dirty, or damaged, causing the computer to malfunction.
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Symptoms

  • • Traction control system warning light
  • • ABS light on
  • • vehicle may vibrate or pull to one side
  • • reduced traction or stability
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Common Causes

  • • Faulty or damaged wheel speed sensor
  • • dirty or corroded sensor connections
  • • wiring issues
  • • or sensor calibration problems
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How to Fix C1742 on 2020 Chevrolet SILVERADO 1500 PICKUP

1. Check and clean sensor connections and wiring. 2. Replace faulty or damaged wheel speed sensor(s). 3. Check and adjust sensor calibration. 4. Update vehicle software if necessary.

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Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

Wheel speed sensor Shop ↗ Sensor connector Shop ↗ Wiring harness Shop ↗

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Related Diagnostic Codes

Other codes that may appear with C1742

C1740 Sequential Code

C1740: Electronic Stability Control (ESC) Malfunction

Medium
C1741 Sequential Code

C1741: Traction Control System Malfunction

Medium
C1743 Sequential Code

C1743: ABS System Malfunction

Medium
C1744 Sequential Code

C1744: Brake System Pressure Sensor 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