AutoCodes – GMC – P1852 GMC

P1852 GMC Code - Brake Band Apply Solenoid Low Input Voltage

Quick Answer

The Transmission Control Module (TCM) monitors the Brake Band Apply Solenoid. Common causes include Faulty Brake Band Apply Solenoid, Brake Band Apply Solenoid harness is open or shorted, Brake Band Apply Solenoid 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: P1852 GMC indicates Brake Band Apply Solenoid Low Input Voltage.
Common causes: Common causes include Faulty Brake Band Apply Solenoid, Brake Band Apply Solenoid harness is open or shorted, Brake Band Apply Solenoid 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 1,276

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 Jan 30, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1852 GMC Description

The Transmission Control Module (TCM) monitors the Brake Band Apply Solenoid. The TCM sets the OBDII code when the Brake Band Apply Solenoid is not to factory specifications.

OBDII Code P1852 GMC - Brake Band Apply Solenoid Low Input Voltage - AutoCodes.com — P1852 GMC Code - Brake Band Apply Solenoid Low Input Voltage

What does this mean?

What are the Possible Causes of the DTC P1852 GMC?

Faulty Brake Band Apply Solenoid
Brake Band Apply Solenoid harness is open or shorted
Brake Band Apply Solenoid circuit poor electrical connection

How to Fix the DTC P1852 GMC?

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 P1852 GMC 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 P1852 GMC code?

Need more information on how to fix the P1852 GMC code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1852 GMC code diagnosed by a professional: Find a repair shop in your area

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 P1852 GMC Code

1. What are the common symptoms of OBDII code P1852 GMC (Brake Band Apply Solenoid Low Input Voltage)?

The common symptoms include harsh shifting, erratic transmission behavior, and the transmission may not engage properly.

2. What are the possible causes of OBDII code P1852 GMC?

Possible causes include a faulty brake band apply solenoid, damaged wiring or connectors in the solenoid circuit, low transmission fluid level, or a malfunctioning transmission control module.

3. How can I diagnose the issue related to OBDII code P1852 GMC?

Diagnosis typically involves inspecting the brake band apply solenoid and its wiring, checking the transmission fluid level, and using a scan tool to monitor the solenoid's voltage and operation.

4. Can I continue driving my vehicle with OBDII code P1852 GMC?

It is not recommended to continue driving the vehicle with this code present, as it can lead to further damage to the transmission system.

5. What are some repair tips for fixing OBDII code P1852 GMC?

Repair tips may include replacing the faulty brake band apply solenoid, repairing any damaged wiring or connectors, ensuring the transmission fluid level is correct, and resetting the trouble code after repairs are made.

6. Is OBDII code P1852 GMC a serious issue?

Yes, this code can indicate a problem with the transmission system, so it should be addressed promptly to prevent further damage and ensure safe operation of the vehicle.

7. Can a DIY enthusiast fix OBDII code P1852 GMC at home?

Depending on the individual's skill level and access to tools, some DIY enthusiasts may be able to diagnose and repair this code at home. However, working on transmission systems can be complex, so professional help is recommended if unsure.

8. How much does it typically cost to repair OBDII code P1852 GMC?

The cost of repair can vary depending on the exact cause of the code and whether parts need to be replaced. It is advisable to get a diagnosis from a mechanic to determine the exact cost.

9. Are there any preventive measures to avoid OBDII code P1852 GMC in the future?

Regular maintenance of the transmission system, such as checking the fluid level and condition, can help prevent issues that may trigger this code. Additionally, addressing any transmission-related symptoms promptly can help avoid further complications.

10. Can OBDII code P1852 GMC be intermittent?

Yes, it is possible for this code to be intermittent, especially if the issue is related to a loose connection or intermittent fault in the solenoid circuit. If the code clears on its own, it is still recommended to have the vehicle inspected to prevent potential future problems.