← View Generic P0372 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

P0372: P0372: Ignition System Misfire

on 2020 Chevrolet SILVERADO 1500 PICKUP

Fix Cost
$100 - $500
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 P0372 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

A misfire in one or more cylinders is detected, affecting combustion efficiency. This code is often caused by ignition system issues, such as faulty spark plugs, ignition coils, or ignition module.
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Symptoms

  • • Rough engine idle
  • • decreased power
  • • decreased fuel efficiency
  • • engine misfires
  • • and illuminated check engine light.
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Common Causes

  • • Faulty spark plugs
  • • ignition coils
  • • ignition module
  • • faulty fuel injectors
  • • vacuum leaks
  • • and worn piston rings.
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How to Fix P0372 on 2020 Chevrolet SILVERADO 1500 PICKUP

1. Check and replace spark plugs if necessary. 2. Inspect and replace ignition coils if necessary. 3. Check and replace ignition module if necessary. 4. Inspect and replace fuel injectors if necessary. 5. Check for vacuum leaks and repair if necessary. 6. Check for worn piston rings and replace if necessary.

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Need Maintenance Info for Your SILVERADO 1500 PICKUP?

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Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

spark plugs Shop ↗ ignition coils Shop ↗ ignition module Shop ↗ fuel injectors Shop ↗

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Related Diagnostic Codes

Other codes that may appear with P0372

P0370 Sequential Code

P0370: Ignition System Misfire

Medium
P0371 Sequential Code

P0371: Ignition System Misfire

Medium
P0373 Sequential Code

P0373: Ignition System Misfire

Medium
P0374 Sequential Code

P0374: Ignition System Misfire

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