AutoCodes – GMC – P253D 2015 GMC Sierra

P253D 2015 GMC Sierra Code - Power Take-Off Relay Feedback Circuit High Voltage

Quick Answer

The Power Take-Off (PTO) is an upfitter integrated system that allows the user to create an auxiliary power source. Common causes include Faulty Power Take-Off Module (PTOM), Power Take-Off Module harness is open or shorted, Power Take-Off 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: P253D 2015 GMC Sierra indicates Power Take-Off Relay Feedback Circuit High Voltage.
Common causes: Common causes include Faulty Power Take-Off Module (PTOM), Power Take-Off Module harness is open or shorted, Power Take-Off 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.

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Code Popularity 308

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 Sep 21, 2022

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P253D 2015 GMC Sierra Description

The Power Take-Off (PTO) is an upfitter integrated system that allows the user to create an auxiliary power source. The PTO system specifically controls engine speed to values higher than normal base idle, PTO load relay engagement, and remote starting and shutdown of the engine. When the operator requests PTO using either the PTO switch or PTO remote, the engine RPM will increase to a default standby speed. The Engine Control Module (ECM) converts the data from the engine speed sensor to a 2 pulses/engine revolution signal. When PTO is engaged, the Power Take-Off Module (PTOM) sends a General Motors Local Area Network (GMLAN) serial data message to the ECM requesting engine speeds, in response to signals from the PTO switch or remote.
The Diagnostic Trouble Code (DTC) will be set when the PTOM detects a high voltage signal at the PTO engage signal circuit.

OBDII Code P253D 2015 GMC Sierra - Power Take-Off Relay Feedback Circuit High Voltage - AutoCodes.com — P253D 2015 GMC Sierra Code - Power Take-Off Relay Feedback Circuit High Voltage

What does this mean?

What are the Possible Causes of the DTC P253D 2015 GMC Sierra?

Faulty Power Take-Off Module (PTOM)
Power Take-Off Module harness is open or shorted
Power Take-Off Module circuit poor electrical connection

How to Fix the DTC P253D 2015 GMC Sierra?

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 P253D 2015 GMC Sierra 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 P253D 2015 GMC Sierra code?

Need more information on how to fix the P253D 2015 GMC Sierra code? Get Access to Factory Service Manuals

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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 P253D 2015 GMC Sierra Code

1. What does the OBDII code P253D mean on a 2015 GMC Sierra?

The P253D code indicates a high voltage issue in the Power Take-Off (PTO) Relay Feedback Circuit, which monitors the electrical system for the PTO operation.

2. What are common symptoms of the P253D code in a 2015 GMC Sierra?

Symptoms can include the check engine light turning on, PTO system not working properly, erratic transmission behavior, or reduced vehicle performance.

3. What causes the P253D code to appear?

The code may be caused by a faulty PTO relay, damaged wiring or connectors in the PTO circuit, a short to voltage, or a malfunctioning PCM (Powertrain Control Module).

4. Can I still drive my 2015 GMC Sierra with the P253D code?

Driving with the P253D code is possible but not recommended, as it may affect PTO functionality and potentially lead to further electrical or mechanical issues.

5. How do I diagnose the P253D code in my 2015 GMC Sierra?

Start by inspecting the PTO relay and its wiring for damage or corrosion. Use a multimeter to check for proper voltage and continuity in the circuit. Consult a repair manual for specific diagnostic steps.

6. How do I fix the P253D code on my GMC Sierra?

Repairs may involve replacing the PTO relay, repairing or replacing damaged wiring or connectors, or updating/reprogramming the PCM if necessary.

7. How much does it cost to repair the P253D code on a 2015 GMC Sierra?

Repair costs can vary depending on the cause, but replacing a PTO relay typically costs $50â€“$150 for parts and labor, while more extensive wiring or PCM repairs may cost significantly more.

8. Can a bad battery or alternator cause the P253D code?

Yes, a weak battery or failing alternator can cause voltage irregularities, which may trigger the P253D code. Ensure your vehicleâ€™s charging system is functioning properly.

9. Will clearing the P253D code with an OBDII scanner fix the issue?

Clearing the code may temporarily turn off the check engine light, but it wonâ€™t fix the underlying problem. Proper diagnosis and repair are necessary to resolve the issue.

10. Is the P253D code specific to GMC vehicles?

While P253D is more common on GMC and Chevrolet vehicles with PTO systems, it may also appear on other brands with similar configurations. Always check your vehicle's service manual for details.