AutoCodes – Generic – P17DD

P17DD Code - Transmission Range Control Module System Voltage Low

Quick Answer

The vehicle control modules or sensors monitor the system voltage to verify the system voltage is within the normal operating range. Common causes include Faulty Transmission Range Control Module, Transmission Range Control Module harness is open or shorted, Transmission Range Control Module circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means: P17DD indicates Transmission Range Control Module System Voltage Low.
Common causes: Common causes include Faulty Transmission Range Control Module, Transmission Range Control Module harness is open or shorted, Transmission Range Control Module circuit poor electrical connection.
Severity: High - diagnose this code as soon as possible.
Can I drive?: Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 1,351

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jul 04, 2022

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code P17DD Description

The vehicle control modules or sensors monitor the system voltage to verify the system voltage is within the normal operating range. The Diagnostic Trouble Code (DTC) will be set when the Transmission Range Control Module detects a system voltage below or above a threshold.

OBDII Code P17DD - Transmission Range Control Module System Voltage Low - AutoCodes.com — P17DD Code - Transmission Range Control Module System Voltage Low

What does this mean?

What are the Possible Causes of the DTC P17DD?

Faulty Transmission Range Control Module
Transmission Range Control Module harness is open or shorted
Transmission Range Control Module circuit poor electrical connection

How to Fix the DTC P17DD?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P17DD code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P17DD code?

Need more information on how to fix the P17DD code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P17DD code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

P17DD Buick — Transmission Range Control Module System Voltage Low
P17DD Cadillac — Transmission Range Control Module System Voltage Low
P17DD Chevrolet — Transmission Range Control Module System Voltage Low
P17DD GMC — Transmission Range Control Module System Voltage Low

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P17DD Code

1. What are the common symptoms of OBDII code P17DD (Transmission Range Control Module System Voltage Low)?

The common symptoms include issues with shifting gears, transmission slipping, poor acceleration, and warning lights on the dashboard.

2. What are the possible causes of OBDII code P17DD?

The code P17DD can be triggered by a faulty transmission range control module, low battery voltage, wiring issues, or a failing transmission range sensor.

3. How serious is OBDII code P17DD?

Code P17DD should be addressed promptly to avoid further damage to the transmission system. Ignoring the issue can lead to more severe transmission problems.

4. Can low battery voltage cause OBDII code P17DD?

Yes, low battery voltage can be a common cause of code P17DD. It is important to check the battery and charging system when diagnosing this error code.

5. How can I diagnose OBDII code P17DD?

Diagnosing code P17DD typically involves using a diagnostic scanner to read the code, checking the transmission range control module, inspecting wiring connections, and testing the battery voltage.

6. What are some repair tips for OBDII code P17DD?

Repair tips for code P17DD may include replacing the transmission range control module, repairing or replacing damaged wiring, ensuring proper battery voltage, and resetting the error code.

7. Can I drive my vehicle with OBDII code P17DD?

It is not recommended to drive your vehicle with OBDII code P17DD, as it can lead to further transmission issues and potential safety hazards on the road.

8. How much does it cost to repair OBDII code P17DD?

The cost of repairing code P17DD can vary depending on the underlying cause and the labor rates of the repair shop. It is advisable to get a few quotes from different mechanics.

9. Can I clear OBDII code P17DD without fixing the issue?

Clearing the error code without addressing the underlying problem is not recommended, as the issue will likely reoccur and could lead to more severe transmission problems.

10. Is it possible to prevent OBDII code P17DD from appearing again?

Regular maintenance of the transmission system, checking the battery health, and addressing any electrical issues promptly can help prevent code P17DD from reappearing.