← View Generic C3754 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

C3754: C3754: Rear Suspension Control Module (RSCM) Fault

on 2020 Chevrolet SILVERADO 1500 PICKUP

Fix Cost
$200 - $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 C3754 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

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

  • • Rear suspension sag
  • • uneven tire wear
  • • difficulty steering
  • • or a warning light on the dashboard.
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Common Causes

  • • Faulty RSCM sensor
  • • wiring issue
  • • loose or damaged suspension components
  • • or a problem with the electronic control unit.
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How to Fix C3754 on 2020 Chevrolet SILVERADO 1500 PICKUP

1. Check and clear any trouble codes. 2. Inspect and clean the RSCM sensor and wiring. 3. Check and adjust the rear suspension components. 4. Replace the RSCM sensor or wiring if damaged.

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Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

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

Essential Tool

Must Have

OBD2 Scanner

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Related Diagnostic Codes

Other codes that may appear with C3754

C3752 Sequential Code

C3752: ABS System Malfunction

Medium
C3753 Sequential Code

C3753: Brake System Pressure Sensor Circuit Malfunction

Medium
C3755 Sequential Code

C3755: Electric Power Steering (EPS) System Fault

Medium
C3756 Sequential Code

C3756: 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