← View Generic P0824 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

P0824: P0824: Transmission Control Module (TCM) Range/Performance Problem

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 P0824 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

The TCM has detected a problem with the transmission's range and performance, which can cause issues with gear shifting, hesitation, or slipping.
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Symptoms

  • • Transmission hesitation
  • • slipping
  • • or difficulty shifting gears
  • • unusual noises
  • • or the check engine light is illuminated.
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Common Causes

  • • Faulty transmission solenoid
  • • faulty transmission pressure sensor
  • • faulty TCM
  • • faulty transmission wiring harness
  • • or a problem with the transmission's hydraulic system.
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How to Fix P0824 on 2020 Chevrolet SILVERADO 1500 PICKUP

1. Use a scan tool to retrieve the trouble code and freeze frame data. 2. Check the transmission fluid level and condition. 3. Check the transmission solenoid and pressure sensor for proper operation. 4. Check the TCM for any faults or errors. 5. Check the transmission wiring harness for any damage or corrosion. 6. If necessary, replace the faulty transmission solenoid, pressure sensor, or TCM.

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Need Maintenance Info for Your SILVERADO 1500 PICKUP?

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Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

Transmission solenoid Shop ↗ Transmission pressure sensor Shop ↗ Transmission wiring harness Shop ↗ Transmission fluid Shop ↗

Essential Tool

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OBD2 Scanner

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Related Diagnostic Codes

Other codes that may appear with P0824

P0822 Sequential Code

P0822: Transmission Control Module (TCM) Range/Performance Problem

Medium
P0823 Sequential Code

P0823: Transmission Control Module (TCM) Internal Fault

Medium
P0825 Sequential Code

P0825: Transmission Control Module (TCM) Range/Performance Problem

Medium
P0826 Sequential Code

P0826: Transmission Control Module (TCM) Range/Performance Problem

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