← View Generic C1205 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

C1205: C1205: Brake System Malfunction

on 2020 Chevrolet SILVERADO 1500 PICKUP

Fix Cost
$50 - $200
Parts & Labor
Difficulty
3/5
1-2 hours
DIY Possible?
✅ Yes
Save money
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 C1205 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

This code indicates a malfunction in the brake system, such as a faulty brake switch, brake light switch, or brake pedal position sensor.
⚠️

Symptoms

  • • Brake lights stay on
  • • brake pedal feels spongy
  • • or brake warning light on dashboard
🔍

Common Causes

  • • Faulty brake switch
  • • brake light switch
  • • brake pedal position sensor
  • • or wiring issue
🛠️

How to Fix C1205 on 2020 Chevrolet SILVERADO 1500 PICKUP

1. Check brake switch and brake light switch for proper operation and clean or replace as needed. 2. Inspect brake pedal position sensor for damage or corrosion and replace if necessary. 3. Check wiring harness for damage or corrosion and repair or replace as needed.

🔧

Need Maintenance Info for Your SILVERADO 1500 PICKUP?

Get oil capacity, filter specs, and torque settings for your specific 2020 Chevrolet SILVERADO 1500 PICKUP.

View 2020 Chevrolet SILVERADO 1500 PICKUP Specs

Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

brake switch Shop ↗ brake light switch Shop ↗ brake pedal position sensor Shop ↗

Essential Tool

Must Have

OBD2 Scanner

Read & clear codes on your 2020 Chevrolet SILVERADO 1500 PICKUP

Shop Scanners ↗
🔗

Related Diagnostic Codes

Other codes that may appear with C1205

C1203 Sequential Code

C1203: Wheel Speed Sensor Malfunction

Medium
C1204 Sequential Code

C1204: ABS System Malfunction

Medium
C1206 Sequential Code

C1206: Rear Suspension Strut Friction Bushing Fault

Medium
C1207 Sequential Code

C1207: Steering Column Position Sensor Circuit 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