← View Generic C0429 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

C0429: C0429: Rear Suspension Control Module (RSCM) Fault

on 2020 Chevrolet SILVERADO 1500 PICKUP

Fix Cost
$200 - $800
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 C0429 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

The Rear Suspension Control Module (RSCM) has detected an issue with the rear suspension system, possibly due to a faulty sensor or wiring problem.
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Symptoms

  • • Sway bar noise
  • • uneven tire wear
  • • reduced suspension travel
  • • and difficulty steering
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Common Causes

  • • Faulty RSCM sensor
  • • wiring issue
  • • loose or damaged suspension components
  • • or worn-out bushings
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How to Fix C0429 on 2020 Chevrolet SILVERADO 1500 PICKUP

1. Check and clear any trouble codes. 2. Inspect and clean the RSCM sensor and wiring. 3. Replace the RSCM sensor if faulty. 4. Inspect and replace any damaged or worn-out suspension components.

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Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

RSCM sensor Shop ↗ wiring harness Shop ↗ suspension components Shop ↗

Essential Tool

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OBD2 Scanner

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Related Diagnostic Codes

Other codes that may appear with C0429

C0427 Sequential Code

C0427: ABS System Malfunction

Medium
C0428 Sequential Code

C0428: Brake System Pressure Sensor Circuit Malfunction

Medium
C0430 Sequential Code

C0430: Steering Column Position Sensor Circuit Malfunction

Medium
C0431 Sequential Code

C0431: Electronic Stability Control (ESC) 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