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P0987

P0987: Transmission Advanced System - Transmission Control Module (TCM) Malfunction

Fix Cost

$200 - $1000

Parts & Labor

Difficulty

3/5

Moderate

1-2 hours

DIY Possible?

❌ No

Pro recommended

📖 What Does P0987 Mean?

The Transmission Control Module (TCM) has detected a malfunction in the transmission's advanced system, which may cause issues with gear shifting, transmission performance, or transmission failure.

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Symptoms

• Transmission hesitation
• slipping
• or refusal to engage gears
• unusual noises
• or vibrations while driving
• transmission warning lights on the dashboard.

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Common Causes

• Faulty transmission solenoids
• clogged transmission filter
• low transmission fluid level
• faulty transmission pressure sensor
• or software issues with the TCM.

Fix Guide

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Possible Solutions

1. Check transmission fluid level and condition, 2. Inspect and clean or replace the transmission filter, 3. Test and replace faulty transmission solenoids, 4. Check and replace the transmission pressure sensor, 5. Update the TCM software if necessary.

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❓ Common Questions About P0987

Can I drive with code P0987?

You can drive for a short time, but should address code P0987 soon to avoid worsening the problem or failing an emissions test.

How much does it cost to fix P0987?

The estimated repair cost for code P0987 is between $200 and $1000. This includes parts and labor for most makes and models.

Is this code easy to fix myself?

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