← View Generic C1346 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

C1346: C1346: Rear Suspension Strut or Shock Absorber 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 C1346 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

This code indicates a fault in the rear suspension strut or shock absorber, which can cause uneven tire wear, reduced ride quality, and potentially lead to further damage if left unaddressed.
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Symptoms

  • • Bouncy ride
  • • uneven tire wear
  • • reduced braking performance
  • • and a clunking or rattling noise from the rear suspension
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Common Causes

  • • Faulty rear suspension strut or shock absorber
  • • worn or damaged bushings
  • • loose or worn-out suspension mounts
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How to Fix C1346 on 2020 Chevrolet SILVERADO 1500 PICKUP

Replace the faulty rear suspension strut or shock absorber, inspect and replace worn or damaged bushings, tighten or replace loose or worn-out suspension mounts

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Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

Rear suspension strut or shock absorber Shop ↗ Bushings Shop ↗ Suspension mounts Shop ↗

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Related Diagnostic Codes

Other codes that may appear with C1346

C1344 Sequential Code

C1344: ABS System Malfunction

Medium
C1345 Sequential Code

C1345: Brake System Pressure Sensor Circuit Malfunction

Medium
C1347 Sequential Code

C1347: Steering Column Position Sensor Circuit Malfunction

Medium
C1348 Sequential Code

C1348: 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