← View Generic P0698 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

P0698: P0698: Engine Control Module (ECM) Output Circuit Malfunction

on 2020 Chevrolet SILVERADO 1500 PICKUP

Fix Cost
$100 - $500
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 P0698 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

The Engine Control Module (ECM) output circuit has malfunctioned, preventing the ECM from sending the correct signals to other engine control systems.
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Symptoms

  • • Engine performance issues
  • • rough idling
  • • decreased power
  • • and possible engine stalling
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Common Causes

  • • Faulty ECM output circuit
  • • wiring damage
  • • or corrosion
  • • ECM internal failure
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How to Fix P0698 on 2020 Chevrolet SILVERADO 1500 PICKUP

1. Check and clean the ECM output circuit wiring and connectors. 2. Inspect the ECM for internal damage or malfunction. 3. Replace the ECM if necessary.

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Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

ECM Shop ↗ wiring harness Shop ↗

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Related Diagnostic Codes

Other codes that may appear with P0698

P0696 Sequential Code

P0696: Engine Control Module (ECM) Output Circuit Malfunction

Medium
P0697 Sequential Code

P0697: Engine Control Module (ECM) Output Circuit Malfunction

Medium
P0699 Sequential Code

P0699: Engine Control Module (ECM) Output Circuit Malfunction

Medium
P0700 Sequential Code

Transmission Control System Malfunction

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