← View Generic C3396 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

C3396: C3396: Brake System Pressure Sensor Circuit Malfunction

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 C3396 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

The brake system pressure sensor circuit has malfunctioned, indicating a problem with the brake system's ability to regulate pressure.
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Symptoms

  • • Brake pedal feels spongy
  • • brake light on dashboard
  • • unusual brake noise
  • • or reduced braking performance
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Common Causes

  • • Faulty brake pressure sensor
  • • faulty wiring
  • • or faulty brake master cylinder
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How to Fix C3396 on 2020 Chevrolet SILVERADO 1500 PICKUP

1. Disconnect battery to reset system. 2. Check and clean brake pressure sensor and wiring. 3. Replace faulty brake pressure sensor or wiring. 4. Bleed brake system to remove air. 5. Test drive to verify repair.

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Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

Brake pressure sensor Shop ↗ Wiring harness Shop ↗

Essential Tool

Must Have

OBD2 Scanner

Read & clear codes on your 2020 Chevrolet SILVERADO 1500 PICKUP

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Related Diagnostic Codes

Other codes that may appear with C3396

C3394 Sequential Code

C3394: Wheel Speed Sensor Malfunction

Medium
C3395 Sequential Code

Chassis System Code C3395 - ABS System

High
C3397 Sequential Code

Chassis System Code C3397 - Suspension

High
C3398 Sequential Code

Chassis System Code C3398 - Steering

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