← View Generic C1737 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

C1737: C1737: 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 C1737 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
  • • reduced braking performance
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Common Causes

  • • Faulty brake pressure sensor
  • • faulty wiring
  • • brake fluid leak
  • • air in brake system
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How to Fix C1737 on 2020 Chevrolet SILVERADO 1500 PICKUP

1. Check brake fluid level and top off if necessary. 2. Inspect brake lines for leaks. 3. Replace brake pressure sensor if faulty. 4. Check wiring for damage or corrosion.

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Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

Brake pressure sensor Shop ↗ Wiring harness Shop ↗

Essential Tool

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Related Diagnostic Codes

Other codes that may appear with C1737

C1735 Sequential Code

C1735: Wheel Speed Sensor Malfunction

Medium
C1736 Sequential Code

C1736: ABS System Malfunction

Medium
C1738 Sequential Code

C1738: Rear Suspension Control Module (RSCM) Fault

Medium
C1739 Sequential Code

C1739: 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