← View Generic C3670 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

C3670: C3670: Rear Suspension Strut Mount Failure

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 C3670 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

This code indicates a fault in the rear suspension strut mount, which can cause uneven tire wear, vibration, and reduced handling.
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Symptoms

  • • Vibration
  • • uneven tire wear
  • • reduced handling
  • • noise from rear suspension
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Common Causes

  • • Failed rear suspension strut mount
  • • worn or damaged bushings
  • • loose or missing mounting hardware
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How to Fix C3670 on 2020 Chevrolet SILVERADO 1500 PICKUP

Replace rear suspension strut mount, inspect and replace bushings if necessary, tighten or replace mounting hardware

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Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

Rear suspension strut mount Shop ↗ Bushings (if necessary) Shop ↗ Mounting hardware (if necessary) Shop ↗

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Related Diagnostic Codes

Other codes that may appear with C3670

C3668 Sequential Code

C3668: ABS System Malfunction

Medium
C3669 Sequential Code

Chassis System Code C3669 - Brake System

High
C3671 Sequential Code

C3671: Steering Column Position Sensor Circuit Malfunction

Medium
C3672 Sequential Code

C3672: Electronic Stability Control (ESC) Malfunction

High

💡 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