← View Generic C1765 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

C1765: C1765: Brake System Pressure Sensor Circuit Malfunction

on 2020 Chevrolet SILVERADO 1500 PICKUP

Fix Cost
$100 - $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 C1765 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

The brake system pressure sensor circuit has malfunctioned, causing the brake system to malfunction.
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Symptoms

  • • Spongy brake pedal
  • • low brake fluid level
  • • brake warning light on
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Common Causes

  • • Faulty brake system pressure sensor
  • • faulty wiring harness
  • • air in brake system
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How to Fix C1765 on 2020 Chevrolet SILVERADO 1500 PICKUP

1. Check brake fluid level and top off if necessary. 2. Inspect brake system wiring harness for damage or corrosion. 3. Replace brake system pressure sensor if faulty. 4. Bleed brake system to remove air.

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Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

Brake system pressure sensor Shop ↗ Wiring harness Shop ↗

Essential Tool

Must Have

OBD2 Scanner

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Related Diagnostic Codes

Other codes that may appear with C1765

C1763 Sequential Code

C1763: Wheel Speed Sensor Malfunction

Medium
C1764 Sequential Code

C1764: ABS System Malfunction

Medium
C1766 Sequential Code

C1766: Front Left Lower Control Arm Fracture

High
C1767 Sequential Code

C1767: Electric Power Steering (EPS) Fault

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