AutoCodes – Chevrolet – P1762 2015 Chevrolet Silverado

P1762 2015 Chevrolet Silverado Code - Transmission Mode Switch Signal Message

Quick Answer

The Body Control Module (BCM) is constantly sending the Engine Control Module (ECM) and Transmission Control Module (TCM) serial data messages with information regarding transmission mode switch activation. Common causes include Faulty Transmission Control Module (TCM), Faulty Body Control Module (BCM). 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: P1762 2015 Chevrolet Silverado indicates Transmission Mode Switch Signal Message.
Common causes: Common causes include Faulty Transmission Control Module (TCM), Faulty Body Control Module (BCM).
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 249

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

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Table of contents Created and updated by William Orellana on Aug 29, 2022

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1762 2015 Chevrolet Silverado Description

The Body Control Module (BCM) is constantly sending the Engine Control Module (ECM) and Transmission Control Module (TCM) serial data messages with information regarding transmission mode switch activation. The TCM sets this code when it detects a discrepancy in the structure of the message causing the signal message integrity to be questioned. The Diagnostic Trouble Code (DTC) is set when the TCM detects an error in the rolling count value that does not match with the BCM.

OBDII Code P1762 2015 Chevrolet Silverado - Transmission Mode Switch Signal Message - AutoCodes.com — P1762 2015 Chevrolet Silverado Code - Transmission Mode Switch Signal Message

What does this mean?

What are the Possible Causes of the DTC P1762 2015 Chevrolet Silverado?

Faulty Transmission Control Module (TCM)
Faulty Body Control Module (BCM)

How to Fix the DTC P1762 2015 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 is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1762 2015 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 P1762 2015 Chevrolet Silverado code?

Need more information on how to fix the P1762 2015 Chevrolet Silverado 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 P1762 2015 Chevrolet Silverado Code

1. What does OBDII code P1762 on a 2015 Chevrolet Silverado indicate?

This code, Transmission Mode Switch Signal Message, typically points to an issue with the transmission mode switch signal.

2. What are the common symptoms of OBDII code P1762 in a 2015 Chevrolet Silverado?

Common symptoms include harsh shifting, difficulty shifting gears, transmission stuck in one gear, and illuminated warning lights on the dashboard.

3. What are the potential causes of OBDII code P1762 in a 2015 Chevrolet Silverado?

Possible causes include a faulty transmission mode switch, damaged wiring or connectors in the transmission circuit, or issues with the transmission control module.

4. How can I diagnose OBDII code P1762 on a 2015 Chevrolet Silverado?

Diagnosis typically involves using a scan tool to read the code, conducting a visual inspection of the transmission mode switch and related components, and testing the switch's signal with a multimeter.

5. Can OBDII code P1762 in a 2015 Chevrolet Silverado cause further damage if left unaddressed?

Continuing to drive with this code present can potentially lead to transmission issues, poor performance, and increased risk of further damage to the transmission system.

6. Is it safe to drive a 2015 Chevrolet Silverado with OBDII code P1762?

It is not recommended to drive the vehicle with this code active, as it may result in transmission problems and compromise safety and drivability.

7. How can OBDII code P1762 on a 2015 Chevrolet Silverado be repaired?

Repair options may include replacing the transmission mode switch, repairing or replacing damaged wiring, or addressing any issues with the transmission control module.

8. Can resetting the OBDII code P1762 on a 2015 Chevrolet Silverado temporarily resolve the issue?

While clearing the code may temporarily turn off the warning light, it is important to address the underlying cause to prevent the problem from recurring.

9. Are there any DIY fixes for OBDII code P1762 in a 2015 Chevrolet Silverado?

DIY fixes may be limited for this code, as it often requires specialized tools and expertise to diagnose and repair transmission-related issues effectively.

10. How much does it typically cost to repair OBDII code P1762 on a 2015 Chevrolet Silverado?

Repair costs can vary depending on the exact cause of the code, but expenses may include parts, labor, and potentially diagnostic fees from a mechanic or dealership.