← View Generic P0828 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

P0828: P0828: Transmission Control Module (TCM) Internal Fault

on 2020 Chevrolet SILVERADO 1500 PICKUP

Fix Cost
$500 - $1500
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 P0828 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

The Transmission Control Module (TCM) has detected an internal fault, which may be causing transmission problems.
⚠️

Symptoms

  • • Transmission slipping
  • • hesitation
  • • or failure to engage gears
  • • unusual noises
  • • or difficulty shifting
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Common Causes

  • • Faulty TCM
  • • transmission solenoid malfunction
  • • wiring issues
  • • or internal transmission damage
🛠️

How to Fix P0828 on 2020 Chevrolet SILVERADO 1500 PICKUP

1. Clear the code and monitor the transmission's behavior. If the issue persists, replace the TCM. 2. Inspect and clean the transmission solenoids. 3. Check and repair any wiring issues. 4. Perform a transmission fluid flush and replace the fluid.

🔧

Need Maintenance Info for Your SILVERADO 1500 PICKUP?

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Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

Transmission Control Module Shop ↗ Transmission Solenoids Shop ↗ Transmission Fluid Shop ↗

Essential Tool

Must Have

OBD2 Scanner

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Related Diagnostic Codes

Other codes that may appear with P0828

P0826 Sequential Code

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

Medium
P0827 Sequential Code

P0827: Transmission Control Module (TCM) Range/Performance Problem

Medium
P0829 Sequential Code

P0829: Transmission Control Module (TCM) Range/Performance Problem

Medium
P0830 Sequential Code

P0830: 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