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P0917

P0917: Transmission Advanced System - Transmission Control Module (TCM) Internal Error

Fix Cost

$500 - $2000

Parts & Labor

Difficulty

4/5

Hard

2-4 hours

DIY Possible?

❌ No

Pro recommended

📖 What Does P0917 Mean?

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

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Symptoms

• Transmission slips
• hesitation
• or refuses to engage gears
• loss of power
• or transmission warning light on the dashboard

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Common Causes

• Faulty TCM
• wiring issue
• internal transmission component failure
• transmission fluid leak
• or low transmission fluid level

Fix Guide

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Possible Solutions

1. Check transmission fluid level and condition, 2. Scan for any other trouble codes, 3. Inspect wiring harness for damage or corrosion, 4. Replace faulty TCM or internal transmission component, 5. Perform transmission fluid flush and fill

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❓ Common Questions About P0917

Can I drive with code P0917?

No, it is not recommended. Seeing code P0917 indicates a serious issue that could damage your engine or transmission if ignored. You should stop driving and have it inspected immediately.

How much does it cost to fix P0917?

The estimated repair cost for code P0917 is between $500 and $2000. This includes parts and labor for most makes and models.

Is this code easy to fix myself?

This repair is considered difficult. It may require specialized tools or significant disassembly. Professional help is recommended if you aren't an experienced DIYer.