← View Generic C0129 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

C0129: C0129: Steering Column Position Sensor Circuit 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 C0129 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

The power steering control module has detected a malfunction in the steering column position sensor circuit, which may cause erratic steering behavior or difficulty turning the wheels.
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Symptoms

  • • Difficulty turning the wheels
  • • uneven tire wear
  • • vibration while driving
  • • or a warning light on the dashboard.
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Common Causes

  • • Faulty steering column position sensor
  • • wiring issues
  • • or a problem with the power steering control module.
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How to Fix C0129 on 2020 Chevrolet SILVERADO 1500 PICKUP

1. Disconnect the battery to reset the power steering control module. 2. Check and clean the steering column position sensor and its wiring harness. 3. Replace the steering column position sensor if damaged or faulty. 4. Check and repair any wiring issues. 5. Update the power steering control module's software if necessary.

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Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

Steering column position sensor Shop ↗ Wiring harness Shop ↗

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Related Diagnostic Codes

Other codes that may appear with C0129

C0127 Sequential Code

C0127: Brake System Malfunction

Medium
C0128 Sequential Code

C0128: Rear Suspension Strut or Shock Absorber Fault

Medium
C0130 Sequential Code

C0130: Electronic Stability Control (ESC) Malfunction

Medium
C0131 Sequential Code

C0131: Traction Control System 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