← View Generic P0744 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

P0744: P0744: Transmission Control System Malfunction

on 2020 Chevrolet SILVERADO 1500 PICKUP

Fix Cost
$200 - $1000
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 P0744 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

The transmission control system is malfunctioning, causing issues with gear shifting and transmission operation.
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Symptoms

  • • Sluggish or delayed shifting
  • • hesitation between gears
  • • transmission slipping
  • • or difficulty shifting into gear.
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Common Causes

  • • Faulty transmission control module
  • • faulty transmission solenoid
  • • clogged transmission filter
  • • low transmission fluid level
  • • or worn-out transmission components.
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How to Fix P0744 on 2020 Chevrolet SILVERADO 1500 PICKUP

1. Check transmission fluid level and condition. 2. Scan for any other trouble codes. 3. Inspect transmission solenoids and replace if faulty. 4. Check for any transmission leaks. 5. Replace transmission control module if faulty.

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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

Transmission control module Shop ↗ Transmission solenoid Shop ↗ Transmission filter Shop ↗

Essential Tool

Must Have

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Related Diagnostic Codes

Other codes that may appear with P0744

P0742 Sequential Code

P0742: Transmission Control System Malfunction

Medium
P0743 Sequential Code

P0743: Transmission Control System Malfunction

Medium
P0745 Sequential Code

P0745: Transmission Control System Malfunction

Medium
P0746 Sequential Code

P0746: Transmission Control System 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