P0885: P0885: Transmission Control Module (TCM) Internal Failure

on 2020 Chevrolet SILVERADO 1500 PICKUP

Fix Cost

$500 - $1500

Parts & Labor

Difficulty

4/5

1-2 hours

DIY Possible?

❌ No

Pro recommended

Your Vehicle

2020 Chevrolet

SILVERADO 1500 PICKUP

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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 P0885 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

The Transmission Control Module (TCM) has detected an internal failure, which may be caused by a faulty TCM, wiring issue, or other internal component failure.

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Symptoms

• Transmission slipping
• hesitation
• or failure to engage gears
• check engine light illuminated

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Common Causes

• Faulty TCM
• wiring issue
• internal transmission component failure
• transmission fluid leak

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How to Fix P0885 on 2020 Chevrolet SILVERADO 1500 PICKUP

1. Disconnect the battery to clear the code. 2. Check for any transmission fluid leaks. 3. Inspect the wiring harness for any damage or corrosion. 4. Replace the TCM if faulty.

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