← View Generic C0688 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

C0688: C0688: Rear Suspension Strut Friction Bushing Fault

on 2020 Chevrolet SILVERADO 1500 PICKUP

Fix Cost
$150 - $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 C0688 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

The C0688 code indicates a fault in the rear suspension strut friction bushing, which can cause uneven tire wear, vibration, and reduced handling.
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Symptoms

  • • Uneven tire wear
  • • vibration
  • • reduced handling
  • • noise from rear suspension
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Common Causes

  • • Worn or damaged rear suspension strut friction bushing
  • • loose or worn-out suspension mounts
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How to Fix C0688 on 2020 Chevrolet SILVERADO 1500 PICKUP

Replace the rear suspension strut friction bushing, inspect and replace suspension mounts if necessary

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Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

Rear suspension strut friction bushing Shop ↗ Suspension mounts Shop ↗

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Related Diagnostic Codes

Other codes that may appear with C0688

C0686 Sequential Code

C0686: ABS System Malfunction

Medium
C0687 Sequential Code

C0687: Brake System Pressure Sensor Circuit Malfunction

Medium
C0689 Sequential Code

C0689: Electric Power Steering (EPS) Fault

Medium
C0690 Sequential Code

C0690: 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