AutoCodes – Chevrolet – P0700 2016 Chevrolet Silverado

P0700 2016 Chevrolet Silverado Code - Transmission Control Module Requested MIL Illumination

Quick Answer

The Transmission Control Module (TCM) monitors the malfunction of sensors and actuators relating to transmission control. Common causes include Check Transmission Control Module (TCM) for codes, Faulty Transmission Control Module. 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: P0700 2016 Chevrolet Silverado indicates Transmission Control Module Requested MIL Illumination.
Common causes: Common causes include Check Transmission Control Module (TCM) for codes, Faulty Transmission Control Module.
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 3,213

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 May 07, 2024

Description
Step-by-Step Diagnostic Guide
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code P0700 2016 Chevrolet Silverado Description

The Transmission Control Module (TCM) monitors the malfunction of sensors and actuators relating to transmission control. When the TCM detects a malfunction with the control, a signal is sent to the Engine Control Module (ECM) to trigger the Engine Light or Service Engine Soon light. The ECM stores the P0700 code, and it means the TCM detected a malfunction with the transmission controls.

OBDII Code P0700 2016 Chevrolet Silverado - Transmission Control Module Requested MIL Illumination - AutoCodes.com — P0700 2016 Chevrolet Silverado Code - Transmission Control Module Requested MIL Illumination

What does this mean?

What are the Possible Causes of the DTC P0700 2016 Chevrolet Silverado?

Check Transmission Control Module (TCM) for codes
Faulty Transmission Control Module

How to Fix the DTC P0700 2016 Chevrolet Silverado?

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 does this mean?

Code Tech Notes

The P0700 code is a generic Diagnostic Trouble Code (DTC) used in OBDII systems to indicate a problem with the transmission control system. It typically means that there are additional specific transmission-related trouble codes stored in the Transmission Control Module (TCM) that need to be retrieved to diagnose the issue further.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0700 2016 Chevrolet Silverado 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 P0700 2016 Chevrolet Silverado code?

Need more information on how to fix the P0700 2016 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

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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 P0700 2016 Chevrolet Silverado Code

1. What does OBDII code P0700 on a 2016 Chevrolet Silverado indicate?

- P0700 indicates a Transmission Control Module (TCM) Requested MIL Illumination code, signaling a potential issue with the transmission system.

2. What are the common symptoms of OBDII code P0700 in a 2016 Chevrolet Silverado?

- Common symptoms include the check engine light illuminated on the dashboard, transmission shifting issues, and decreased fuel efficiency.

3. What are possible causes of OBDII code P0700 in a 2016 Chevrolet Silverado?

- Potential causes include faulty transmission control module, damaged wiring or connectors, transmission fluid issues, or internal transmission problems.

4. How is OBDII code P0700 in a 2016 Chevrolet Silverado diagnosed?

- Diagnosis typically involves using an OBDII scanner to retrieve the specific transmission error codes, followed by a thorough inspection of the transmission system components.

5. Can OBDII code P0700 in a 2016 Chevrolet Silverado be fixed at home?

- While some simple fixes like checking and tightening connections may be possible, diagnosing and repairing this code often require professional automotive expertise.

6. What are the recommended repair tips for OBDII code P0700 in a 2016 Chevrolet Silverado?

- Consult a qualified mechanic to conduct a comprehensive diagnostic check, address any underlying transmission issues, and reset the code after repairs are completed.

7. Is it safe to continue driving a 2016 Chevrolet Silverado with OBDII code P0700?

- It is not recommended to ignore this code and continue driving, as it may lead to further transmission damage or safety hazards. Prompt attention is advised.

8. How much does it typically cost to repair OBDII code P0700 in a 2016 Chevrolet Silverado?

- Repair costs can vary depending on the specific issue causing the code, but expect expenses for diagnosis, parts replacement, and labor, potentially ranging from a few hundred to over a thousand dollars.

9. Can a software update fix OBDII code P0700 in a 2016 Chevrolet Silverado?

- In some cases, a software update from the manufacturer may address TCM communication issues triggering the code. Consult with a dealership or mechanic for guidance.

10. How can preventative maintenance help avoid OBDII code P0700 in a 2016 Chevrolet Silverado?

- Regular transmission fluid checks, scheduled maintenance, and prompt attention to any transmission-related symptoms can help prevent the occurrence of code P0700 and other transmission issues.